Base | Representation |
---|---|
bin | 10010110010000… |
… | …110111100010100 |
3 | 210221222000221201 |
4 | 102302012330110 |
5 | 1121133004044 |
6 | 51134122244 |
7 | 10544344210 |
oct | 2262067424 |
9 | 727860851 |
10 | 315125524 |
11 | 15197551a |
12 | 89650384 |
13 | 5039560c |
14 | 2dbcd940 |
15 | 1c9ea7d4 |
hex | 12c86f14 |
315125524 has 48 divisors (see below), whose sum is σ = 643745536. Its totient is φ = 132192000.
The previous prime is 315125521. The next prime is 315125539. The reversal of 315125524 is 425521513.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a junction number, because it is equal to n+sod(n) for n = 315125492 and 315125501.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (315125521) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 308134 + ... + 309154.
Almost surely, 2315125524 is an apocalyptic number.
It is an amenable number.
315125524 is an abundant number, since it is smaller than the sum of its proper divisors (328620012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315125524 is a wasteful number, since it uses less digits than its factorization.
315125524 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1256 (or 1254 counting only the distinct ones).
The product of its digits is 6000, while the sum is 28.
The square root of 315125524 is about 17751.7752351701. The cubic root of 315125524 is about 680.4995780966.
The spelling of 315125524 in words is "three hundred fifteen million, one hundred twenty-five thousand, five hundred twenty-four".
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