Base | Representation |
---|---|
bin | 10010110001110… |
… | …101110000011011 |
3 | 210221211110101120 |
4 | 102301311300123 |
5 | 1121123231011 |
6 | 51132420323 |
7 | 10543632036 |
oct | 2261656033 |
9 | 727743346 |
10 | 315055131 |
11 | 151927646 |
12 | 896176a3 |
13 | 5036c571 |
14 | 2dbb201d |
15 | 1c9d4a06 |
hex | 12c75c1b |
315055131 has 16 divisors (see below), whose sum is σ = 445568640. Its totient is φ = 197458560.
The previous prime is 315055063. The next prime is 315055141. The reversal of 315055131 is 131550513.
It is not a de Polignac number, because 315055131 - 27 = 315055003 is a prime.
It is a super-2 number, since 2×3150551312 = 198519471138854322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (315055141) 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, 13630 + ... + 28563.
It is an arithmetic number, because the mean of its divisors is an integer number (27848040).
Almost surely, 2315055131 is an apocalyptic number.
315055131 is a deficient number, since it is larger than the sum of its proper divisors (130513509).
315055131 is a wasteful number, since it uses less digits than its factorization.
315055131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42346.
The product of its (nonzero) digits is 1125, while the sum is 24.
The square root of 315055131 is about 17749.7924213214. The cubic root of 315055131 is about 680.4489041372.
The spelling of 315055131 in words is "three hundred fifteen million, fifty-five thousand, one hundred thirty-one".
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