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31404183053 = 3161121313691
BaseRepresentation
bin11101001111110101…
…011100111000001101
310000001121111210101212
4131033311130320031
51003303432324203
622232112344205
72161140102665
oct351765347015
9100047453355
1031404183053
111235592a5a1
126105245065
132c66279849
14173cb291a5
15c3c0481d8
hex74fd5ce0d

31404183053 has 16 divisors (see below), whose sum is σ = 32978222592. Its totient is φ = 29866104000.

The previous prime is 31404183037. The next prime is 31404183073. The reversal of 31404183053 is 35038140413.

It is a cyclic number.

It is not a de Polignac number, because 31404183053 - 24 = 31404183037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31404183073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2286938 + ... + 2300628.

It is an arithmetic number, because the mean of its divisors is an integer number (2061138912).

Almost surely, 231404183053 is an apocalyptic number.

It is an amenable number.

31404183053 is a deficient number, since it is larger than the sum of its proper divisors (1574039539).

31404183053 is a wasteful number, since it uses less digits than its factorization.

31404183053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14996.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 31404183053 in words is "thirty-one billion, four hundred four million, one hundred eighty-three thousand, fifty-three".

Divisors: 1 31 61 1213 1891 13691 37603 73993 424421 835151 2293783 16607183 25889681 514822673 1013038163 31404183053