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113418500 = 22531317449
BaseRepresentation
bin1101100001010…
…10000100000100
321220102020221012
412300222010010
5213013343000
615130541352
72545020116
oct660520404
9256366835
10113418500
1159026aa8
1231b97858
131a661350
14110c53b6
159e55735
hex6c2a104

113418500 has 48 divisors (see below), whose sum is σ = 266775600. Its totient is φ = 41875200.

The previous prime is 113418499. The next prime is 113418521. The reversal of 113418500 is 5814311.

It can be written as a sum of positive squares in 8 ways, for example, as 21104836 + 92313664 = 4594^2 + 9608^2 .

It is a super-2 number, since 2×1134185002 = 25727512284500000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2225 + ... + 15224.

It is an arithmetic number, because the mean of its divisors is an integer number (5557825).

Almost surely, 2113418500 is an apocalyptic number.

113418500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113418500 is an abundant number, since it is smaller than the sum of its proper divisors (153357100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113418500 is a wasteful number, since it uses less digits than its factorization.

113418500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17481 (or 17469 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 113418500 is about 10649.8122049170. The cubic root of 113418500 is about 484.0549137429.

The spelling of 113418500 in words is "one hundred thirteen million, four hundred eighteen thousand, five hundred".

Divisors: 1 2 4 5 10 13 20 25 26 50 52 65 100 125 130 250 260 325 500 650 1300 1625 3250 6500 17449 34898 69796 87245 174490 226837 348980 436225 453674 872450 907348 1134185 1744900 2181125 2268370 4362250 4536740 5670925 8724500 11341850 22683700 28354625 56709250 113418500