Base | Representation |
---|---|
bin | 10010110001110… |
… | …101000001011000 |
3 | 210221211022021001 |
4 | 102301311001120 |
5 | 1121123131440 |
6 | 51132354344 |
7 | 10543620205 |
oct | 2261650130 |
9 | 727738231 |
10 | 315052120 |
11 | 151925359 |
12 | 896159b4 |
13 | 5036b096 |
14 | 2dbb0cac |
15 | 1c9d3b9a |
hex | 12c75058 |
315052120 has 32 divisors (see below), whose sum is σ = 716184000. Its totient is φ = 124720128.
The previous prime is 315052097. The next prime is 315052189. The reversal of 315052120 is 21250513.
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, 36720 + ... + 44479.
It is an arithmetic number, because the mean of its divisors is an integer number (22380750).
Almost surely, 2315052120 is an apocalyptic number.
It is an amenable number.
315052120 is an abundant number, since it is smaller than the sum of its proper divisors (401131880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315052120 is a wasteful number, since it uses less digits than its factorization.
315052120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81307 (or 81303 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 19.
The square root of 315052120 is about 17749.7076032255. The cubic root of 315052120 is about 680.4467364338.
The spelling of 315052120 in words is "three hundred fifteen million, fifty-two thousand, one hundred twenty".
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