Base | Representation |
---|---|
bin | 11100111011001001… |
… | …100011011010011111 |
3 | 2222011102110201201022 |
4 | 130323021203122133 |
5 | 1002101111144132 |
6 | 22133434034355 |
7 | 2146424154626 |
oct | 347311433237 |
9 | 88142421638 |
10 | 31057131167 |
11 | 12197a39357 |
12 | 6028b789bb |
13 | 2c0c3b64ba |
14 | 17089c86bd |
15 | c1b842e12 |
hex | 73b26369f |
31057131167 has 2 divisors, whose sum is σ = 31057131168. Its totient is φ = 31057131166.
The previous prime is 31057131143. The next prime is 31057131191. The reversal of 31057131167 is 76113175013.
It is a balanced prime because it is at equal distance from previous prime (31057131143) and next prime (31057131191).
It is a cyclic number.
It is not a de Polignac number, because 31057131167 - 26 = 31057131103 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (31057131467) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15528565583 + 15528565584.
It is an arithmetic number, because the mean of its divisors is an integer number (15528565584).
Almost surely, 231057131167 is an apocalyptic number.
31057131167 is a deficient number, since it is larger than the sum of its proper divisors (1).
31057131167 is an equidigital number, since it uses as much as digits as its factorization.
31057131167 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 13230, while the sum is 35.
The spelling of 31057131167 in words is "thirty-one billion, fifty-seven million, one hundred thirty-one thousand, one hundred sixty-seven".
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