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131142103340957 = 5691567377938921
BaseRepresentation
bin11101110100010111100110…
…011111000001011110011101
3122012100001200122221101100222
4131310113212133001132131
5114142113011423402312
61142525503420131125
736423463401010262
oct3564274637013635
9565301618841328
10131142103340957
1138871065517475
1212860275096aa5
135823855100457
14245545130d269
151026491508672
hex7745e67c179d

131142103340957 has 16 divisors (see below), whose sum is σ = 131494583001600. Its totient is φ = 130790102042880.

The previous prime is 131142103340921. The next prime is 131142103340959. The reversal of 131142103340957 is 759043301241131.

It is a cyclic number.

It is not a de Polignac number, because 131142103340957 - 26 = 131142103340893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131142103340959) 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, 3369423857 + ... + 3369462777.

It is an arithmetic number, because the mean of its divisors is an integer number (8218411437600).

Almost surely, 2131142103340957 is an apocalyptic number.

It is an amenable number.

131142103340957 is a deficient number, since it is larger than the sum of its proper divisors (352479660643).

131142103340957 is a wasteful number, since it uses less digits than its factorization.

131142103340957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44836.

The product of its (nonzero) digits is 272160, while the sum is 44.

The spelling of 131142103340957 in words is "one hundred thirty-one trillion, one hundred forty-two billion, one hundred three million, three hundred forty thousand, nine hundred fifty-seven".

Divisors: 1 569 1567 3779 38921 891623 2150251 5921693 22146049 60989207 147082459 3369443317 34702858783 83689919171 230478213253 131142103340957