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2013272904 = 233239350989
BaseRepresentation
bin111100000000000…
…0001101101001000
312012022022212020010
41320000001231020
513110344213104
6531435231520
7100614352206
oct17000015510
95168285203
102013272904
11943492805
124822a85a0
13261143856
14151552076
15bbb35489
hex78001b48

2013272904 has 32 divisors (see below), whose sum is σ = 5054256000. Its totient is φ = 668281152.

The previous prime is 2013272879. The next prime is 2013272909. The reversal of 2013272904 is 4092723102.

It is not an unprimeable number, because it can be changed into a prime (2013272909) 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, 169759 + ... + 181230.

It is an arithmetic number, because the mean of its divisors is an integer number (157945500).

Almost surely, 22013272904 is an apocalyptic number.

2013272904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2013272904 is an abundant number, since it is smaller than the sum of its proper divisors (3040983096).

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

2013272904 is a wasteful number, since it uses less digits than its factorization.

2013272904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351237 (or 351233 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 2013272904 is about 44869.5097365683. The cubic root of 2013272904 is about 1262.7020421542.

The spelling of 2013272904 in words is "two billion, thirteen million, two hundred seventy-two thousand, nine hundred four".

Divisors: 1 2 3 4 6 8 12 24 239 478 717 956 1434 1912 2868 5736 350989 701978 1052967 1403956 2105934 2807912 4211868 8423736 83886371 167772742 251659113 335545484 503318226 671090968 1006636452 2013272904