Base | Representation |
---|---|
bin | 11101111101100011000001… |
… | …000011111100000100101101 |
3 | 122021120100201111002211200111 |
4 | 131331203001003330010231 |
5 | 114232431231413121321 |
6 | 1144131334403100021 |
7 | 36520162465262140 |
oct | 3575430103740455 |
9 | 567510644084614 |
10 | 131772835676461 |
11 | 38a94600479551 |
12 | 12942560071611 |
13 | 586b181a74165 |
14 | 2477ba6d92057 |
15 | 1037aa940d5e1 |
hex | 77d8c10fc12d |
131772835676461 has 16 divisors (see below), whose sum is σ = 150618633486336. Its totient is φ = 112932315855216.
The previous prime is 131772835676431. The next prime is 131772835676501. The reversal of 131772835676461 is 164676538277131.
It is a cyclic number.
It is not a de Polignac number, because 131772835676461 - 25 = 131772835676429 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 (131772835676401) 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, 1911739380 + ... + 1911808306.
It is an arithmetic number, because the mean of its divisors is an integer number (9413664592896).
Almost surely, 2131772835676461 is an apocalyptic number.
It is an amenable number.
131772835676461 is a deficient number, since it is larger than the sum of its proper divisors (18845797809875).
131772835676461 is a wasteful number, since it uses less digits than its factorization.
131772835676461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103248.
The product of its digits is 213373440, while the sum is 67.
The spelling of 131772835676461 in words is "one hundred thirty-one trillion, seven hundred seventy-two billion, eight hundred thirty-five million, six hundred seventy-six thousand, four hundred sixty-one".
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