How big is 138 dunams?
It's about 0.0000004 times as big as California
The size of California is about 423,969,580 dunams.
(United States)
The "Golden State," California measures 423,969,580 dunams in total area. California is home to both the highest point — Mt. Whitney at 4,421 m (14,505 ft) — and lowest point — Death Valley at 85.5 m (282 ft) below sea level — in the continental United States, the two of which are separated by just 123 km (76 mi).
It's about 3,500,000 times as big as an Apple iPad
The size of an Apple iPad is about 0.000040020 dunams.
(for 9.7 inch, Apple iPad Air MD785LL/B)
An Apple iPad measures 23 cm (9.4 in) x 17 cm (6.6 in) for a total device area of 0.000040020 dunams. The base model iPad Air features 16 GB of storage capacity.
It's about 0.0000002 times as big as Texas
The size of Texas is about 695,621,130 dunams.
(United States)
The "Lone Star State," Texas measures 695,621,130 dunams in total area. Texas covers so much area that Texarkana — a city in the state's northeastern corner — is about 30 km closer to Chicago, Illinois, than it is to El Paso — in the western corner of Texas.
It's about 0.00000008 times as big as Alaska
The size of Alaska is about 1,717,854,300 dunams.
(United States)
The "Last Frontier," Alaska measures 1,717,854,300 dunams in total area. Alaska is home to over 100,000 glaciers — half of the world's total — including the Bering Glacier complex near the southeastern border of Alaska, which covers 5,830,000 dunams.
It's about 25,000,000 times as big as a Playing Card
The size of a Playing Card is about 0.00000560 dunams.
(ISO 216 B8 size)
A single ISO 216 B8-size playing card measures 0.00000560 dunams. Although this size is the most common playing card, many casinos use the smaller "bridge size" card — 0.00000260 dunams smaller.
It's about 25,000,000 times as big as a Post-it® Note (3M)
The size of a Post-it® Note (3M) is about 0.00000540 dunams.
(3M) (generically sticky notes, a.k.a. repositionable notes, a.k.a. repositional notes)
A Post-it® Note measures 0.00000540 dunams in total area. In September, 1989, Hurricane Hugo swept through Charleston, South Carolina with winds up to 230 kph (140 mph), uprooting eight oak trees in Mr. Bruce Brakefield's yard, but leaving in place a Post-it® note attached to his front door.
It's about 0.00000002 times as big as Brazil
The size of Brazil is about 8,514,877,000 dunams.
(a.k.a. Brasil, formally the Federative Republic of Brazil, a.k.a. Rep&blica Federativa do Brasil)
Brazil measures 8,514,877,000 dunams in total area. Brazil is the world's fifth-largest country by area and eighth-largest economy (by GDP).
It's about 0.00000002 times as big as China
The size of China is about 9,596,961,000 dunams.
(a.k.a. People's Republic of China, a.k.a. 中华人民共和国, a.k.a.中華人民共和國 , a.k.a. Zhōnghuá Rénmín Gònghég) (UN mainland area figure)
Mainland China, as measured by the United Nations (excluding China's Special Administrative Regions — Hong Kong and Macau — and disputed territories such as Taiwan, Askai Chin, and the Trans-Karakoram Tract), occupies 9,596,961,000 dunams in total area . China is the the most populous country in the world and the third or fourth largest (depending on areas included in the measurement) in total area.
It's about 0.00000002 times as big as United States
The size of United States is about 9,826,675,000 dunams.
(a.k.a. United States of America, a.k.a. America, a.k.a. USA, a.k.a. US)
The third or fourth largest country in the world (there is some dispute in how China's total area is measured), the United States measures 9,826,675,000 dunams in total area. The United States is the third-most populous country in the world, home to over 300 million people.
It's about 0.00000002 times as big as Canada
The size of Canada is about 9,984,670,000 dunams.
Canada measures 9,984,670,000 dunams in total area. It is both the second-largest country in the world and one of the most-sparsely populated, in addition to having the longest coastline of any country in the world — 243,000 km (151,000 mi).
It's about 200,000,000 times as big as a Secure Digital (SD) card
The size of a Secure Digital (SD) card is about 0.000000770 dunams.
A Secure Digital (SD) card measures 3.2 cm by 2.4 cm for a total area of 0.000000770 dunams. SDXC Cards, the latest standard for the technology, will allow the cards to hold up to 2 terabytes of data.
It's about 300,000,000 times as big as a US Quarter
The size of a US Quarter is about 0.00000046220 dunams.
(United States quarter-dollar coin) (a.k.a. Quarter dollar, a.k.a. Washington quarter, a.k.a. two bits)
The George Washington quarter, in circulation in various forms since 1932, has a diameter of 24.26 mm (0.955 in) and an area of 0.00000046220 dunams.
It's about 300,000,000 times as big as a Postage Stamp
The size of a Postage Stamp is about 0.000000400 dunams.
(average; United States dimensions)
A typical postage stamp measures an average of 0.000000400 dunams. One of the most prized stamps among collectors is the US-issued "Inverted Jenny" stamp printed in 1918, which features an upside-down image of Curtiss JN-4 ("Jenny") airplane; a single stamp sold for $977,500 at a 2007 auction.
It's about 400,000,000 times as big as a US Nickel
The size of a US Nickel is about 0.00000035330 dunams.
(United States five-cent coin) (a.k.a. Jefferson nickel)
The nickel, in its current design since 1938, has a diameter of 21.21 mm (0.835 in) and an area of 0.00000035330 dunams.
It's about 500,000,000 times as big as a US Penny
The size of a US Penny is about 0.0000002850 dunams.
(United States one-cent coin) (a.k.a. Lincoln penny, a.k.a. Cent, a.k.a. One cent piece)
The Lincoln penny, in its current design since 1909, has a diameter of 19.05 mm (0.75 in) and an area of 0.0000002850 dunams.