Base | Representation |
---|---|
bin | 110101111110111111… |
… | …011011010101111001 |
3 | 12112121200121202102111 |
4 | 311332333123111321 |
5 | 1422203033144004 |
6 | 42343453532321 |
7 | 4121300325253 |
oct | 657677332571 |
9 | 175550552374 |
10 | 57965131129 |
11 | 22645894a54 |
12 | b2984a40a1 |
13 | 5609cc4979 |
14 | 2b3c51ccd3 |
15 | 1793ca3a04 |
hex | d7efdb579 |
57965131129 has 2 divisors, whose sum is σ = 57965131130. Its totient is φ = 57965131128.
The previous prime is 57965131117. The next prime is 57965131141. The reversal of 57965131129 is 92113156975.
It is a happy number.
It is a balanced prime because it is at equal distance from previous prime (57965131117) and next prime (57965131141).
It can be written as a sum of positive squares in only one way, i.e., 50781721104 + 7183410025 = 225348^2 + 84755^2 .
It is a cyclic number.
It is not a de Polignac number, because 57965131129 - 29 = 57965130617 is a prime.
It is not a weakly prime, because it can be changed into another prime (57965191129) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28982565564 + 28982565565.
It is an arithmetic number, because the mean of its divisors is an integer number (28982565565).
Almost surely, 257965131129 is an apocalyptic number.
It is an amenable number.
57965131129 is a deficient number, since it is larger than the sum of its proper divisors (1).
57965131129 is an equidigital number, since it uses as much as digits as its factorization.
57965131129 is an evil number, because the sum of its binary digits is even.
The product of its digits is 510300, while the sum is 49.
The spelling of 57965131129 in words is "fifty-seven billion, nine hundred sixty-five million, one hundred thirty-one thousand, one hundred twenty-nine".
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