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107951964 = 2238995997
BaseRepresentation
bin1100110111100…
…11011101011100
321112010112020220
412123303131130
5210113430324
614413441340
72450401521
oct633633534
9245115226
10107951964
1155a329aa
12301a0250
1319499103
14104a1148
159725b79
hex66f375c

107951964 has 12 divisors (see below), whose sum is σ = 251887944. Its totient is φ = 35983984.

The previous prime is 107951957. The next prime is 107951969. The reversal of 107951964 is 469159701.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107951969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4497987 + ... + 4498010.

It is an arithmetic number, because the mean of its divisors is an integer number (20990662).

Almost surely, 2107951964 is an apocalyptic number.

It is an amenable number.

107951964 is an abundant number, since it is smaller than the sum of its proper divisors (143935980).

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

107951964 is a wasteful number, since it uses less digits than its factorization.

107951964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8996004 (or 8996002 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 42.

The square root of 107951964 is about 10389.9934552434. The cubic root of 107951964 is about 476.1497010489.

The spelling of 107951964 in words is "one hundred seven million, nine hundred fifty-one thousand, nine hundred sixty-four".

Divisors: 1 2 3 4 6 12 8995997 17991994 26987991 35983988 53975982 107951964