Base | Representation |
---|---|
bin | 10010110011011… |
… | …001100011000000 |
3 | 210222121020002010 |
4 | 102303121203000 |
5 | 1121224320442 |
6 | 51145252520 |
7 | 10550253513 |
oct | 2263314300 |
9 | 728536063 |
10 | 315463872 |
11 | 152086749 |
12 | 89794140 |
13 | 50483619 |
14 | 2dc7ad7a |
15 | 1ca65b9c |
hex | 12cd98c0 |
315463872 has 112 divisors (see below), whose sum is σ = 858072960. Its totient is φ = 102254592.
The previous prime is 315463871. The next prime is 315463873. The reversal of 315463872 is 278364513.
It is an interprime number because it is at equal distance from previous prime (315463871) and next prime (315463873).
It is a self number, because there is not a number n which added to its sum of digits gives 315463872.
It is not an unprimeable number, because it can be changed into a prime (315463871) 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, 1762279 + ... + 1762457.
Almost surely, 2315463872 is an apocalyptic number.
315463872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 315463872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (429036480).
315463872 is an abundant number, since it is smaller than the sum of its proper divisors (542609088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315463872 is a wasteful number, since it uses less digits than its factorization.
315463872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 398 (or 388 counting only the distinct ones).
The product of its digits is 120960, while the sum is 39.
The square root of 315463872 is about 17761.3026549293. The cubic root of 315463872 is about 680.7430401442.
The spelling of 315463872 in words is "three hundred fifteen million, four hundred sixty-three thousand, eight hundred seventy-two".
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