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31460290906 = 2111430013223
BaseRepresentation
bin11101010011001011…
…011111000101011010
310000012112002100220111
4131103023133011122
51003412313302111
622241435114534
72162421026512
oct352313370532
9100175070814
1031460290906
1112384572220
12611bba2a4a
132c74a93065
141746372842
15c41e2ca21
hex7532df15a

31460290906 has 8 divisors (see below), whose sum is σ = 51480476064. Its totient is φ = 14300132220.

The previous prime is 31460290819. The next prime is 31460290943. The reversal of 31460290906 is 60909206413.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 715006590 + ... + 715006633.

It is an arithmetic number, because the mean of its divisors is an integer number (6435059508).

Almost surely, 231460290906 is an apocalyptic number.

31460290906 is a deficient number, since it is larger than the sum of its proper divisors (20020185158).

31460290906 is a wasteful number, since it uses less digits than its factorization.

31460290906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430013236.

The product of its (nonzero) digits is 69984, while the sum is 40.

The spelling of 31460290906 in words is "thirty-one billion, four hundred sixty million, two hundred ninety thousand, nine hundred six".

Divisors: 1 2 11 22 1430013223 2860026446 15730145453 31460290906