Base | Representation |
---|---|
bin | 10010110010000… |
… | …001110110010101 |
3 | 210221220222100000 |
4 | 102302001312111 |
5 | 1121131322121 |
6 | 51133441513 |
7 | 10544226324 |
oct | 2262016625 |
9 | 727828300 |
10 | 315104661 |
11 | 151960883 |
12 | 89640299 |
13 | 50388c81 |
14 | 2dbc60bb |
15 | 1c9e4526 |
hex | 12c81d95 |
315104661 has 12 divisors (see below), whose sum is σ = 472008992. Its totient is φ = 210069612.
The previous prime is 315104659. The next prime is 315104701. The reversal of 315104661 is 166401513.
It is not a de Polignac number, because 315104661 - 21 = 315104659 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (315104611) 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 in 11 ways as a sum of consecutive naturals, for example, 648121 + ... + 648606.
Almost surely, 2315104661 is an apocalyptic number.
It is an amenable number.
315104661 is a deficient number, since it is larger than the sum of its proper divisors (156904331).
315104661 is an equidigital number, since it uses as much as digits as its factorization.
315104661 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1296742 (or 1296730 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
The square root of 315104661 is about 17751.1875940738. The cubic root of 315104661 is about 680.4845601911.
It can be divided in two parts, 315 and 104661, that added together give a 4-th power (104976 = 184).
The spelling of 315104661 in words is "three hundred fifteen million, one hundred four thousand, six hundred sixty-one".
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