Base | Representation |
---|---|
bin | 10010110100001… |
… | …011100000100010 |
3 | 210222222121210110 |
4 | 102310023200202 |
5 | 1121302343024 |
6 | 51153512150 |
7 | 10552065240 |
oct | 2264134042 |
9 | 728877713 |
10 | 315668514 |
11 | 152206477 |
12 | 89872656 |
13 | 50525805 |
14 | 2dcd1790 |
15 | 1caa6629 |
hex | 12d0b822 |
315668514 has 32 divisors (see below), whose sum is σ = 752901120. Its totient is φ = 86269392.
The previous prime is 315668501. The next prime is 315668519. The reversal of 315668514 is 415866513.
It is a super-2 number, since 2×3156685142 = 199293221461936392, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (315668519) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162424 + ... + 164355.
It is an arithmetic number, because the mean of its divisors is an integer number (23528160).
Almost surely, 2315668514 is an apocalyptic number.
315668514 is an abundant number, since it is smaller than the sum of its proper divisors (437232606).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315668514 is a wasteful number, since it uses less digits than its factorization.
315668514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 326814.
The product of its digits is 86400, while the sum is 39.
The square root of 315668514 is about 17767.0626159757. The cubic root of 315668514 is about 680.8902080845.
The spelling of 315668514 in words is "three hundred fifteen million, six hundred sixty-eight thousand, five hundred fourteen".
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