Base | Representation |
---|---|
bin | 10010110010011… |
… | …011110100110000 |
3 | 210222010101021120 |
4 | 102302123310300 |
5 | 1121143223211 |
6 | 51140022240 |
7 | 10545151446 |
oct | 2262336460 |
9 | 728111246 |
10 | 315211056 |
11 | 151a23806 |
12 | 89691980 |
13 | 503c5524 |
14 | 2dc12b96 |
15 | 1ca15d06 |
hex | 12c9bd30 |
315211056 has 40 divisors (see below), whose sum is σ = 815257344. Its totient is φ = 104946240.
The previous prime is 315211051. The next prime is 315211073. The reversal of 315211056 is 650112513.
315211056 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (315211051) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43021 + ... + 49811.
Almost surely, 2315211056 is an apocalyptic number.
It is an amenable number.
315211056 is an abundant number, since it is smaller than the sum of its proper divisors (500046288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315211056 is a wasteful number, since it uses less digits than its factorization.
315211056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7769 (or 7763 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 24.
The square root of 315211056 is about 17754.1841828905. The cubic root of 315211056 is about 680.5611400461.
Adding to 315211056 its reverse (650112513), we get a palindrome (965323569).
The spelling of 315211056 in words is "three hundred fifteen million, two hundred eleven thousand, fifty-six".
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