Base | Representation |
---|---|
bin | 1001001101010101111… |
… | …00100110010110000001 |
3 | 1010020200111121002202121 |
4 | 10212222330212112001 |
5 | 20140442030000100 |
6 | 401204043244241 |
7 | 31600462636552 |
oct | 4465274462601 |
9 | 1106614532677 |
10 | 316400625025 |
11 | 1122039a4661 |
12 | 513a1b19681 |
13 | 23ab48b4a64 |
14 | 1145739c329 |
15 | 836c43d51a |
hex | 49aaf26581 |
316400625025 has 81 divisors (see below), whose sum is σ = 430112789379. Its totient is φ = 230847948000.
The previous prime is 316400625019. The next prime is 316400625029. The reversal of 316400625025 is 520526004613.
The square root of 316400625025 is 562495.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 113904225009 + 202496400016 = 337497^2 + 449996^2 .
It is not a de Polignac number, because 316400625025 - 221 = 316398527873 is a prime.
It is not an unprimeable number, because it can be changed into a prime (316400625029) by changing a digit.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 1656547680 + ... + 1656547870.
Almost surely, 2316400625025 is an apocalyptic number.
316400625025 is the 562495-th square number.
316400625025 is the 281248-th centered octagonal number.
It is an amenable number.
316400625025 is a deficient number, since it is larger than the sum of its proper divisors (113712164354).
316400625025 is an equidigital number, since it uses as much as digits as its factorization.
316400625025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 492 (or 246 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 34.
Adding to 316400625025 its reverse (520526004613), we get a palindrome (836926629638).
The spelling of 316400625025 in words is "three hundred sixteen billion, four hundred million, six hundred twenty-five thousand, twenty-five".
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