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68872116 = 22359891093
BaseRepresentation
bin1000001101011…
…10011110110100
311210121001210010
410012232132310
5120112401431
610500100220
71464255225
oct406563664
9153531703
1068872116
1135970705
121b094670
1311365341
14920b24c
1560a6846
hex41ae7b4

68872116 has 48 divisors (see below), whose sum is σ = 165412800. Its totient is φ = 22294272.

The previous prime is 68872103. The next prime is 68872127. The reversal of 68872116 is 61127886.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62466 + ... + 63558.

It is an arithmetic number, because the mean of its divisors is an integer number (3446100).

Almost surely, 268872116 is an apocalyptic number.

It is an amenable number.

68872116 is an abundant number, since it is smaller than the sum of its proper divisors (96540684).

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

68872116 is a wasteful number, since it uses less digits than its factorization.

68872116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248 (or 1246 counting only the distinct ones).

The product of its digits is 32256, while the sum is 39.

The square root of 68872116 is about 8298.9225806727. The cubic root of 68872116 is about 409.9030427088.

The spelling of 68872116 in words is "sixty-eight million, eight hundred seventy-two thousand, one hundred sixteen".

Divisors: 1 2 3 4 6 12 59 89 118 177 178 236 267 354 356 534 708 1068 1093 2186 3279 4372 5251 6558 10502 13116 15753 21004 31506 63012 64487 97277 128974 193461 194554 257948 291831 386922 389108 583662 773844 1167324 5739343 11478686 17218029 22957372 34436058 68872116