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72968008 = 2310785243
BaseRepresentation
bin1000101100101…
…10011101001000
312002022011021211
410112112131020
5122134434013
611123542504
71544134501
oct426263510
9162264254
1072968008
1138208a43
122052aa34
131216a749
149995ba8
15661523d
hex4596748

72968008 has 16 divisors (see below), whose sum is σ = 138095280. Its totient is φ = 36142608.

The previous prime is 72967969. The next prime is 72968009. The reversal of 72968008 is 80086927.

It is not an unprimeable number, because it can be changed into a prime (72968009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41766 + ... + 43477.

It is an arithmetic number, because the mean of its divisors is an integer number (8630955).

Almost surely, 272968008 is an apocalyptic number.

It is an amenable number.

72968008 is a deficient number, since it is larger than the sum of its proper divisors (65127272).

72968008 is a wasteful number, since it uses less digits than its factorization.

72968008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85356 (or 85352 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 72968008 is about 8542.1313499618. The cubic root of 72968008 is about 417.8728580142.

The spelling of 72968008 in words is "seventy-two million, nine hundred sixty-eight thousand, eight".

Divisors: 1 2 4 8 107 214 428 856 85243 170486 340972 681944 9121001 18242002 36484004 72968008