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68600924 = 22712971889
BaseRepresentation
bin1000001011011…
…00010001011100
311210002021202222
410011230101130
5120030212144
610450204512
71462045460
oct405542134
9153067688
1068600924
11357a5987
121ab83738
131129ba82
14917a4a0
1560512ee
hex416c45c

68600924 has 24 divisors (see below), whose sum is σ = 137380320. Its totient is φ = 29362176.

The previous prime is 68600879. The next prime is 68600957. The reversal of 68600924 is 42900686.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35372 + ... + 37260.

It is an arithmetic number, because the mean of its divisors is an integer number (5724180).

Almost surely, 268600924 is an apocalyptic number.

It is an amenable number.

68600924 is an abundant number, since it is smaller than the sum of its proper divisors (68779396).

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

68600924 is a wasteful number, since it uses less digits than its factorization.

68600924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3197 (or 3195 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 68600924 is about 8282.5674763324. The cubic root of 68600924 is about 409.3643212956.

The spelling of 68600924 in words is "sixty-eight million, six hundred thousand, nine hundred twenty-four".

Divisors: 1 2 4 7 14 28 1297 1889 2594 3778 5188 7556 9079 13223 18158 26446 36316 52892 2450033 4900066 9800132 17150231 34300462 68600924