Base | Representation |
---|---|
bin | 10010111011011… |
… | …001000101100100 |
3 | 211010112200020122 |
4 | 102323121011210 |
5 | 1122243343030 |
6 | 51302221112 |
7 | 10604131253 |
oct | 2273310544 |
9 | 733480218 |
10 | 317559140 |
11 | 153287978 |
12 | 8a424798 |
13 | 50a38222 |
14 | 3026479a |
15 | 1cd2b8e5 |
hex | 12ed9164 |
317559140 has 12 divisors (see below), whose sum is σ = 666874236. Its totient is φ = 127023648.
The previous prime is 317559139. The next prime is 317559149. The reversal of 317559140 is 41955713.
317559140 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 54081316 + 263477824 = 7354^2 + 16232^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 317559140.
It is not an unprimeable number, because it can be changed into a prime (317559149) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7938959 + ... + 7938998.
It is an arithmetic number, because the mean of its divisors is an integer number (55572853).
Almost surely, 2317559140 is an apocalyptic number.
It is an amenable number.
317559140 is an abundant number, since it is smaller than the sum of its proper divisors (349315096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
317559140 is a wasteful number, since it uses less digits than its factorization.
317559140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15877966 (or 15877964 counting only the distinct ones).
The product of its (nonzero) digits is 18900, while the sum is 35.
The square root of 317559140 is about 17820.1891123523. The cubic root of 317559140 is about 682.2468498094.
The spelling of 317559140 in words is "three hundred seventeen million, five hundred fifty-nine thousand, one hundred forty".
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