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108068896972 = 22131227908539
BaseRepresentation
bin110010010100101101…
…0001000000011001100
3101022221111200210000201
41210221122020003030
53232311114200342
6121351323303244
710544022316321
oct1445132100314
9338844623021
10108068896972
11419170908a3
1218b4007ab24
13a2633c62aa
145332940b48
152c277e3db7
hex19296880cc

108068896972 has 24 divisors (see below), whose sum is σ = 191403938880. Its totient is φ = 53385692880.

The previous prime is 108068896933. The next prime is 108068896973. The reversal of 108068896972 is 279698860801.

It is not an unprimeable number, because it can be changed into a prime (108068896973) 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, 335322 + ... + 573217.

It is an arithmetic number, because the mean of its divisors is an integer number (7975164120).

Almost surely, 2108068896972 is an apocalyptic number.

It is an amenable number.

108068896972 is a deficient number, since it is larger than the sum of its proper divisors (83335041908).

108068896972 is a wasteful number, since it uses less digits than its factorization.

108068896972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908901 (or 908899 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 64.

The spelling of 108068896972 in words is "one hundred eight billion, sixty-eight million, eight hundred ninety-six thousand, nine hundred seventy-two".

Divisors: 1 2 4 131 227 262 454 524 908 29737 59474 118948 908539 1817078 3634156 119018609 206238353 238037218 412476706 476074436 824953412 27017224243 54034448486 108068896972