Numbers 49,000s

A page of the Numeropedia - the Special Encyclopedia of Numbers

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49,030 & 47,035

[Language]  The Kangxi Zidian dictionary, published in 1716 contains 47035 Chinese characters, plus 1995 graphic variants, totally 49,030 different characters, which are grouped under 214 radicals. (To be verified).

49,081

[Math.]  The only known 7 prime numbers consisting of the repeated digits 1 are the numbers of 2, 19, 23, 317, 1031, 49,081 and 86,453 digits 1.

49,093

[Zip] U.S. Postal Zip Code: Three Rivers, Michigan 49093.

49,128

[Zip]  U.S. Postal Zip Code: Three Oaks, Michigan 49128.

49,284

[Math.]  Three square numbers using the same digits: 2072 = 42849, 2222 = 49284 and 2882 = 82944.

49,314

[Math.]  493142 = 2,431,870,596, a square number using each of 10 digits 0-9 once. (The 21st of 87 such numbers).

49,353

[Math.]  493532 = 2,435,718,609, a square number using each of 10 digits 0-9 once. (The 22nd of 87 such numbers).

49,444

[Zip]  U.S. Postal Zip Code: Muskegon, Michigan 49444.

49,729

[Math.]  1122 = 012,544 & 012+544 = 556 ® 5562 = 309,136 & 309+136 = 445 ® 4452 = 198,025 & 198+025 = 223 ® 2232 = 049,729 & 049+729 = 778 ® 7782 = 605,284 & 605+284 = 889 ® 8892 = 790,321 & 790+321 = 1111. Also in the same pattern: 3342 = 111556 & 111+556 = 667.

49,863

[Math.]  49,863 = 110+29+38+47+56+65+74+83+92+101.

49,864

[Math.]  49,864 = 011+110+29+38+47+56+65+74+83+92+101+110.

49,995

[Math.]  (Sequence of numbers 49…9…95, with an odd number of digits 9)

499952 = 2499500025 = (2–4+9–9+50002–5)2

49,997 & 49,999

[Math.]

94 = 47×2 and, reversely, 49 = 47+2

994 = 497×2 and, reversely, 499 = 497+2

9994 = 4997×2 and, reversely, 4999 = 4997+2

99994 = 49997×2 and, reversely, 49999 = 49997+2

999994 =  499997×2 and, reversely, 499999 = 499997+2

...

49,999

[Math.]  A prime number.  Its odd powers end with 49,999. Its even powers end with 00,001.

49nnn

[Zip]  U.S. Postal Zip Codes of Michigan: 48nnn and 49nnn.