Base | Representation |
---|---|
bin | 10010101010011… |
… | …110010101000000 |
3 | 210211012100121010 |
4 | 102222132111000 |
5 | 1120124433120 |
6 | 51023200520 |
7 | 10521340266 |
oct | 2252362500 |
9 | 724170533 |
10 | 313124160 |
11 | 1508288a8 |
12 | 88a46140 |
13 | 4cb4468b |
14 | 2d82c436 |
15 | 1c7527e0 |
hex | 12a9e540 |
313124160 has 56 divisors (see below), whose sum is σ = 994172256. Its totient is φ = 83499520.
The previous prime is 313124143. The next prime is 313124167. The reversal of 313124160 is 61421313.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313124167) 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, 162126 + ... + 164045.
It is an arithmetic number, because the mean of its divisors is an integer number (17753076).
Almost surely, 2313124160 is an apocalyptic number.
313124160 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
313124160 is an abundant number, since it is smaller than the sum of its proper divisors (681048096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
313124160 is a wasteful number, since it uses less digits than its factorization.
313124160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 326191 (or 326181 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 21.
The square root of 313124160 is about 17695.3146341058. The cubic root of 313124160 is about 679.0558985968.
Adding to 313124160 its reverse (61421313), we get a palindrome (374545473).
The spelling of 313124160 in words is "three hundred thirteen million, one hundred twenty-four thousand, one hundred sixty".
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