Base | Representation |
---|---|
bin | 1111101000000… |
… | …10100101001011 |
3 | 100010122200111001 |
4 | 13310002211023 |
5 | 232024120241 |
6 | 21001315431 |
7 | 3151116634 |
oct | 764024513 |
9 | 303580431 |
10 | 131082571 |
11 | 67aa1304 |
12 | 37a95b77 |
13 | 21207469 |
14 | 135a288b |
15 | b794431 |
hex | 7d0294b |
131082571 has 2 divisors, whose sum is σ = 131082572. Its totient is φ = 131082570.
The previous prime is 131082557. The next prime is 131082583. The reversal of 131082571 is 175280131.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 131082571 - 27 = 131082443 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (131082521) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65541285 + 65541286.
It is an arithmetic number, because the mean of its divisors is an integer number (65541286).
Almost surely, 2131082571 is an apocalyptic number.
131082571 is a deficient number, since it is larger than the sum of its proper divisors (1).
131082571 is an equidigital number, since it uses as much as digits as its factorization.
131082571 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1680, while the sum is 28.
The square root of 131082571 is about 11449.1297049164. The cubic root of 131082571 is about 507.9819922006.
The spelling of 131082571 in words is "one hundred thirty-one million, eighty-two thousand, five hundred seventy-one".
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