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93979912 = 23138091117
BaseRepresentation
bin1011001101000…
…00010100001000
320112211200012111
411212200110020
5143024324122
613154152104
72220546625
oct546402410
9215750174
1093979912
114905a554
1227582634
1316616620
14c6a534c
1583b5d77
hex59a0508

93979912 has 32 divisors (see below), whose sum is σ = 190171800. Its totient is φ = 43282944.

The previous prime is 93979891. The next prime is 93979937. The reversal of 93979912 is 21997939.

It can be written as a sum of positive squares in 4 ways, for example, as 58767556 + 35212356 = 7666^2 + 5934^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83578 + ... + 84694.

Almost surely, 293979912 is an apocalyptic number.

It is an amenable number.

93979912 is an abundant number, since it is smaller than the sum of its proper divisors (96191888).

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

93979912 is a wasteful number, since it uses less digits than its factorization.

93979912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1945 (or 1941 counting only the distinct ones).

The product of its digits is 275562, while the sum is 49.

The square root of 93979912 is about 9694.3236999803. The cubic root of 93979912 is about 454.6512031197.

The spelling of 93979912 in words is "ninety-three million, nine hundred seventy-nine thousand, nine hundred twelve".

Divisors: 1 2 4 8 13 26 52 104 809 1117 1618 2234 3236 4468 6472 8936 10517 14521 21034 29042 42068 58084 84136 116168 903653 1807306 3614612 7229224 11747489 23494978 46989956 93979912