Base | Representation |
---|---|
bin | 10010110010100… |
… | …010100000111100 |
3 | 210222011202212112 |
4 | 102302202200330 |
5 | 1121200112320 |
6 | 51140353152 |
7 | 10545324365 |
oct | 2262424074 |
9 | 728152775 |
10 | 315238460 |
11 | 151a42359 |
12 | 896a57b8 |
13 | 50404b44 |
14 | 2dc1cb6c |
15 | 1ca1dec5 |
hex | 12ca283c |
315238460 has 24 divisors (see below), whose sum is σ = 690784416. Its totient is φ = 120612800.
The previous prime is 315238459. The next prime is 315238493. The reversal of 315238460 is 64832513.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342191 + ... + 343110.
It is an arithmetic number, because the mean of its divisors is an integer number (28782684).
Almost surely, 2315238460 is an apocalyptic number.
It is an amenable number.
315238460 is an abundant number, since it is smaller than the sum of its proper divisors (375545956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315238460 is a wasteful number, since it uses less digits than its factorization.
315238460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 685333 (or 685331 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 32.
The square root of 315238460 is about 17754.9559278529. The cubic root of 315238460 is about 680.5808618131.
The spelling of 315238460 in words is "three hundred fifteen million, two hundred thirty-eight thousand, four hundred sixty".
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