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68996108 = 2217249027
BaseRepresentation
bin1000001110011…
…00110000001100
311210211100212102
410013030300030
5120130333413
610502454232
71465312556
oct407146014
9153740772
1068996108
1135a45885
121b134378
13113a98cc
1492404d6
1560cd458
hex41ccc0c

68996108 has 6 divisors (see below), whose sum is σ = 120743196. Its totient is φ = 34498052.

The previous prime is 68996099. The next prime is 68996119. The reversal of 68996108 is 80169986.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8624510 + ... + 8624517.

It is an arithmetic number, because the mean of its divisors is an integer number (20123866).

Almost surely, 268996108 is an apocalyptic number.

It is an amenable number.

68996108 is a deficient number, since it is larger than the sum of its proper divisors (51747088).

68996108 is a wasteful number, since it uses less digits than its factorization.

68996108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17249031 (or 17249029 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 47.

The square root of 68996108 is about 8306.3895887443. The cubic root of 68996108 is about 410.1488810887.

The spelling of 68996108 in words is "sixty-eight million, nine hundred ninety-six thousand, one hundred eight".

Divisors: 1 2 4 17249027 34498054 68996108