Base | Representation |
---|---|
bin | 10010110010100… |
… | …111110010100001 |
3 | 210222012212111201 |
4 | 102302213302201 |
5 | 1121201310230 |
6 | 51141041201 |
7 | 10545444361 |
oct | 2262476241 |
9 | 728185451 |
10 | 315260065 |
11 | 151a5760a |
12 | 896b6201 |
13 | 50411923 |
14 | 2dc269a1 |
15 | 1ca255ca |
hex | 12ca7ca1 |
315260065 has 16 divisors (see below), whose sum is σ = 400878720. Its totient is φ = 237340800.
The previous prime is 315260041. The next prime is 315260081. The reversal of 315260065 is 560062513.
It is a de Polignac number, because none of the positive numbers 2k-315260065 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3357 + ... + 25333.
It is an arithmetic number, because the mean of its divisors is an integer number (25054920).
Almost surely, 2315260065 is an apocalyptic number.
It is an amenable number.
315260065 is a deficient number, since it is larger than the sum of its proper divisors (85618655).
315260065 is a wasteful number, since it uses less digits than its factorization.
315260065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22152.
The product of its (nonzero) digits is 5400, while the sum is 28.
The square root of 315260065 is about 17755.5643391023. The cubic root of 315260065 is about 680.5964094228.
The spelling of 315260065 in words is "three hundred fifteen million, two hundred sixty thousand, sixty-five".
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