Base | Representation |
---|---|
bin | 10010110001110… |
… | …101110000011010 |
3 | 210221211110101112 |
4 | 102301311300122 |
5 | 1121123231010 |
6 | 51132420322 |
7 | 10543632035 |
oct | 2261656032 |
9 | 727743345 |
10 | 315055130 |
11 | 151927645 |
12 | 896176a2 |
13 | 5036c570 |
14 | 2dbb201c |
15 | 1c9d4a05 |
hex | 12c75c1a |
315055130 has 64 divisors (see below), whose sum is σ = 636521760. Its totient is φ = 111476736.
The previous prime is 315055063. The next prime is 315055141. The reversal of 315055130 is 31550513.
It can be written as a sum of positive squares in 16 ways, for example, as 14830201 + 300224929 = 3851^2 + 17327^2 .
It is a junction number, because it is equal to n+sod(n) for n = 315055096 and 315055105.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 727394 + ... + 727826.
Almost surely, 2315055130 is an apocalyptic number.
315055130 is an abundant number, since it is smaller than the sum of its proper divisors (321466630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315055130 is a wasteful number, since it uses less digits than its factorization.
315055130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 675.
The product of its (nonzero) digits is 1125, while the sum is 23.
The square root of 315055130 is about 17749.7923931521. The cubic root of 315055130 is about 680.4489034173.
The spelling of 315055130 in words is "three hundred fifteen million, fifty-five thousand, one hundred thirty".
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