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107438808 = 23331144407
BaseRepresentation
bin1100110011101…
…10001011011000
321111011110100010
412121312023120
5210001020213
614354441520
72443133451
oct631661330
9244143303
10107438808
1155712404
122bb932a0
1319349679
14103aa128
159673ac3
hex66762d8

107438808 has 32 divisors (see below), whose sum is σ = 277263360. Its totient is φ = 34657440.

The previous prime is 107438803. The next prime is 107438857. The reversal of 107438808 is 808834701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107438803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71460 + ... + 72947.

It is an arithmetic number, because the mean of its divisors is an integer number (8664480).

Almost surely, 2107438808 is an apocalyptic number.

It is an amenable number.

107438808 is an abundant number, since it is smaller than the sum of its proper divisors (169824552).

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

107438808 is a wasteful number, since it uses less digits than its factorization.

107438808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144447 (or 144443 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 39.

The square root of 107438808 is about 10365.2693163275. The cubic root of 107438808 is about 475.3940338903.

The spelling of 107438808 in words is "one hundred seven million, four hundred thirty-eight thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 12 24 31 62 93 124 186 248 372 744 144407 288814 433221 577628 866442 1155256 1732884 3465768 4476617 8953234 13429851 17906468 26859702 35812936 53719404 107438808