Base | Representation |
---|---|
bin | 10010110010110… |
… | …101001101101011 |
3 | 210222022122221020 |
4 | 102302311031223 |
5 | 1121210040201 |
6 | 51142143523 |
7 | 10546063602 |
oct | 2262651553 |
9 | 728278836 |
10 | 315315051 |
11 | 151a94957 |
12 | 89721ba3 |
13 | 5043096c |
14 | 2dc3ca39 |
15 | 1ca36a36 |
hex | 12cb536b |
315315051 has 16 divisors (see below), whose sum is σ = 453344640. Its totient is φ = 194287680.
The previous prime is 315315041. The next prime is 315315053. The reversal of 315315051 is 150513513.
It is not a de Polignac number, because 315315051 - 25 = 315315019 is a prime.
It is not an unprimeable number, because it can be changed into a prime (315315053) 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, 65125 + ... + 69798.
It is an arithmetic number, because the mean of its divisors is an integer number (28334040).
Almost surely, 2315315051 is an apocalyptic number.
315315051 is a deficient number, since it is larger than the sum of its proper divisors (138029589).
315315051 is a wasteful number, since it uses less digits than its factorization.
315315051 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134986.
The product of its (nonzero) digits is 1125, while the sum is 24.
The square root of 315315051 is about 17757.1126875965. The cubic root of 315315051 is about 680.6359758029.
Adding to 315315051 its reverse (150513513), we get a palindrome (465828564).
The spelling of 315315051 in words is "three hundred fifteen million, three hundred fifteen thousand, fifty-one".
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