Base | Representation |
---|---|
bin | 10010101101000… |
… | …111111100111110 |
3 | 210212111122122210 |
4 | 102231013330332 |
5 | 1120314201232 |
6 | 51050121250 |
7 | 10530263013 |
oct | 2255077476 |
9 | 725448583 |
10 | 313818942 |
11 | 1511628a8 |
12 | 89120226 |
13 | 500289a8 |
14 | 2d96d70a |
15 | 1c83d5cc |
hex | 12b47f3e |
313818942 has 16 divisors (see below), whose sum is σ = 628220160. Its totient is φ = 104509272.
The previous prime is 313818937. The next prime is 313818943. The reversal of 313818942 is 249818313.
It is a self number, because there is not a number n which added to its sum of digits gives 313818942.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313818943) 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, 17092 + ... + 30327.
It is an arithmetic number, because the mean of its divisors is an integer number (39263760).
Almost surely, 2313818942 is an apocalyptic number.
313818942 is an abundant number, since it is smaller than the sum of its proper divisors (314401218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
313818942 is a wasteful number, since it uses less digits than its factorization.
313818942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48527.
The product of its digits is 41472, while the sum is 39.
The square root of 313818942 is about 17714.9355629649. The cubic root of 313818942 is about 679.5577733096.
The spelling of 313818942 in words is "three hundred thirteen million, eight hundred eighteen thousand, nine hundred forty-two".
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