Base | Representation |
---|---|
bin | 11101110100010111100110… |
… | …011111000001011110011101 |
3 | 122012100001200122221101100222 |
4 | 131310113212133001132131 |
5 | 114142113011423402312 |
6 | 1142525503420131125 |
7 | 36423463401010262 |
oct | 3564274637013635 |
9 | 565301618841328 |
10 | 131142103340957 |
11 | 38871065517475 |
12 | 12860275096aa5 |
13 | 5823855100457 |
14 | 245545130d269 |
15 | 1026491508672 |
hex | 7745e67c179d |
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".
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