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107980692 = 2238998391
BaseRepresentation
bin1100110111110…
…10011110010100
321112011222122220
412123322132110
5210120340232
614414222340
72450551341
oct633723624
9245158586
10107980692
1155a52546
12301b49b0
13194a9201
14104ab7c8
15972e42c
hex66fa794

107980692 has 12 divisors (see below), whose sum is σ = 251954976. Its totient is φ = 35993560.

The previous prime is 107980681. The next prime is 107980693. The reversal of 107980692 is 296089701.

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 (107980693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4499184 + ... + 4499207.

It is an arithmetic number, because the mean of its divisors is an integer number (20996248).

Almost surely, 2107980692 is an apocalyptic number.

107980692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

107980692 is an abundant number, since it is smaller than the sum of its proper divisors (143974284).

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

107980692 is a wasteful number, since it uses less digits than its factorization.

107980692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8998398 (or 8998396 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 107980692 is about 10391.3758473072. The cubic root of 107980692 is about 476.1919346959.

The spelling of 107980692 in words is "one hundred seven million, nine hundred eighty thousand, six hundred ninety-two".

Divisors: 1 2 3 4 6 12 8998391 17996782 26995173 35993564 53990346 107980692