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31612340058 = 2313405286411
BaseRepresentation
bin11101011100001111…
…100000011101011010
310000121010012021010120
4131130033200131122
51004220224340213
622304510054110
72166245312505
oct353417403532
9100533167116
1031612340058
1112452383a82
126162aaa336
132c9a42b880
14175c63213c
15c50464423
hex75c3e075a

31612340058 has 16 divisors (see below), whose sum is σ = 68088117216. Its totient is φ = 9726873840.

The previous prime is 31612340027. The next prime is 31612340083. The reversal of 31612340058 is 85004321613.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202643128 + ... + 202643283.

It is an arithmetic number, because the mean of its divisors is an integer number (4255507326).

Almost surely, 231612340058 is an apocalyptic number.

31612340058 is an abundant number, since it is smaller than the sum of its proper divisors (36475777158).

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

31612340058 is a wasteful number, since it uses less digits than its factorization.

31612340058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405286429.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 31612340058 in words is "thirty-one billion, six hundred twelve million, three hundred forty thousand, fifty-eight".

Divisors: 1 2 3 6 13 26 39 78 405286411 810572822 1215859233 2431718466 5268723343 10537446686 15806170029 31612340058