Base | Representation |
---|---|
bin | 1101101110100… |
… | …01011111011001 |
3 | 22000200101000122 |
4 | 12313101133121 |
5 | 213434342412 |
6 | 15232043025 |
7 | 2565532421 |
oct | 667213731 |
9 | 260611018 |
10 | 115152857 |
11 | 5a001056 |
12 | 32693475 |
13 | 1ab1a8b1 |
14 | 11417481 |
15 | a199572 |
hex | 6dd17d9 |
115152857 has 2 divisors, whose sum is σ = 115152858. Its totient is φ = 115152856.
The previous prime is 115152803. The next prime is 115152859. The reversal of 115152857 is 758251511.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 105349696 + 9803161 = 10264^2 + 3131^2 .
It is a cyclic number.
It is not a de Polignac number, because 115152857 - 214 = 115136473 is a prime.
Together with 115152859, it forms a pair of twin primes.
It is a Chen prime.
It is equal to p6580925 and since 115152857 and 6580925 have the same sum of digits, it is a Honaker prime.
It is not a weakly prime, because it can be changed into another prime (115152859) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57576428 + 57576429.
It is an arithmetic number, because the mean of its divisors is an integer number (57576429).
Almost surely, 2115152857 is an apocalyptic number.
It is an amenable number.
115152857 is a deficient number, since it is larger than the sum of its proper divisors (1).
115152857 is an equidigital number, since it uses as much as digits as its factorization.
115152857 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 14000, while the sum is 35.
The square root of 115152857 is about 10730.9299224252. The cubic root of 115152857 is about 486.5097771527.
The spelling of 115152857 in words is "one hundred fifteen million, one hundred fifty-two thousand, eight hundred fifty-seven".
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