Base | Representation |
---|---|
bin | 1001001010111001001… |
… | …00110001010011101001 |
3 | 1010010021212102211000221 |
4 | 10211130210301103221 |
5 | 20130243423140000 |
6 | 400425353130041 |
7 | 31523055506224 |
oct | 4453444612351 |
9 | 1103255384027 |
10 | 315085755625 |
11 | 111699770833 |
12 | 510956b9921 |
13 | 23935371a24 |
14 | 113708ca5bb |
15 | 82e1cb261a |
hex | 495c9314e9 |
315085755625 has 15 divisors (see below), whose sum is σ = 393748696803. Its totient is φ = 252057378000.
The previous prime is 315085755601. The next prime is 315085755631. The reversal of 315085755625 is 526557580513.
The square root of 315085755625 is 561325.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 7 ways, for example, as 314358698329 + 727057296 = 560677^2 + 26964^2 .
It is not a de Polignac number, because 315085755625 - 27 = 315085755497 is a prime.
It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 14021899 + ... + 14044351.
Almost surely, 2315085755625 is an apocalyptic number.
315085755625 is the 561325-th square number.
315085755625 is the 280663-rd centered octagonal number.
It is an amenable number.
315085755625 is a deficient number, since it is larger than the sum of its proper divisors (78662941178).
315085755625 is an frugal number, since it uses more digits than its factorization.
315085755625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44926 (or 22458 counting only the distinct ones).
The product of its (nonzero) digits is 6300000, while the sum is 52.
The spelling of 315085755625 in words is "three hundred fifteen billion, eighty-five million, seven hundred fifty-five thousand, six hundred twenty-five".
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