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68975112 = 23319314891
BaseRepresentation
bin1000001110001…
…11101000001000
311210210022001210
410013013220020
5120124200422
610502213120
71465164423
oct407075010
9153708053
1068975112
1135a31028
121b1241a0
13113a019b
1492369ba
1560c710c
hex41c7a08

68975112 has 32 divisors (see below), whose sum is σ = 173342880. Its totient is φ = 22871040.

The previous prime is 68975077. The next prime is 68975113. The reversal of 68975112 is 21157986.

It is not an unprimeable number, because it can be changed into a prime (68975113) 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, 2814 + ... + 12077.

It is an arithmetic number, because the mean of its divisors is an integer number (5416965).

Almost surely, 268975112 is an apocalyptic number.

It is an amenable number.

68975112 is an abundant number, since it is smaller than the sum of its proper divisors (104367768).

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

68975112 is a wasteful number, since it uses less digits than its factorization.

68975112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15093 (or 15089 counting only the distinct ones).

The product of its digits is 30240, while the sum is 39.

The square root of 68975112 is about 8305.1256462500. The cubic root of 68975112 is about 410.1072731400.

The spelling of 68975112 in words is "sixty-eight million, nine hundred seventy-five thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 193 386 579 772 1158 1544 2316 4632 14891 29782 44673 59564 89346 119128 178692 357384 2873963 5747926 8621889 11495852 17243778 22991704 34487556 68975112