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68110912 = 262346271
BaseRepresentation
bin1000000111101…
…00101001000000
311202011101121101
410003310221000
5114414022122
610431504144
71454635042
oct403645100
9152141541
1068110912
11354a0811
121a988054
1311159a1c
14908da92
155ea6027
hex40f4a40

68110912 has 28 divisors (see below), whose sum is σ = 141037056. Its totient is φ = 32574080.

The previous prime is 68110909. The next prime is 68110949. The reversal of 68110912 is 21901186.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21664 + ... + 24607.

Almost surely, 268110912 is an apocalyptic number.

It is an amenable number.

68110912 is an abundant number, since it is smaller than the sum of its proper divisors (72926144).

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

68110912 is a wasteful number, since it uses less digits than its factorization.

68110912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46306 (or 46296 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 28.

The square root of 68110912 is about 8252.9335390514. The cubic root of 68110912 is about 408.3873036350.

The spelling of 68110912 in words is "sixty-eight million, one hundred ten thousand, nine hundred twelve".

Divisors: 1 2 4 8 16 23 32 46 64 92 184 368 736 1472 46271 92542 185084 370168 740336 1064233 1480672 2128466 2961344 4256932 8513864 17027728 34055456 68110912