Numbers 63,000s

A page of the Numeropedia - the Special Encyclopedia of Numbers

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63nnn

[Zip]  U.S. Postal Zip Codes of Missouri:  63nnn-65nnn.

63,020

[Math.]  A pair of amicable numbers (63020, 76084).

63,051

[Math.]  630512 = 3,975,428,601, a square number using each of 10 digits 0-9 once. (The 41st of 87 such numbers).

63,129

[Math.]  631292 = 3,985,270,641, a square number using each of 10 digits 0-9 once. (The 42nd of 87 such numbers).

63,131

[Math.]  The 6331st prime number is 63,131.

63,152

[Math.]  The ratio 63152/7894 = 8, using each of 9 digits 1-9 once, shows how to arrange a 9-book set on 2 shelves to mark the book #8.

63,259

[Math.]  Two multiples of number 9037, 9037×2 = 18,074 and 9037×7 = 63,259, use each of 10 digits 0-9 once.

632nn

[Zip]  No such U.S. Postal Zip Codes.

63,347

[Math.]  The 6347th prime number is 63347.

63,360

[Math.]  Sum (in degrees) of all internal angles of a 354-side polygon.

[Measure]  The number of inches in a mile.

U.S. customary units for linear measures: 1 mile = 8 furlongs = 320 rods = 1,760 yards = 5,280 feet = 63,360 inches.

63,504

[Math.]  63504 = 441×144 = 2522.

63,528

[Math.]  The ratio 63528/7941 = 8, using each of 9 digits 1-9 once, shows how to arrange a 9-book set on 2 shelves to mark the book #8.

63,602

[Math.]  2022652202+2022562202 = 636022 = 4,045,214,404 and 2022652202–2022562202 = 3002 = 90000 & 2042832002+2002382402 = 636022 and 2042832002–2002382402 = 63602 = 40,449,600. (Ref.18)

63,819

[Math.]  Two multiples of number 9117, 9117×6 = 54,702 and 9117×7 = 63,819, use each of 10 digits 0-9 once.

63,945

[Math.]  Two multiples of number 9135, 9135×2 = 18,270 and 9135×7 = 63,945, use each of 10 digits 0-9 once.

63,973

[Math.]  A Carmichael number: 63973 = 7×13×19×37.