Base | Representation |
---|---|
bin | 10010101010111… |
… | …000001010111100 |
3 | 210211101201210120 |
4 | 102222320022330 |
5 | 1120141330022 |
6 | 51025334540 |
7 | 10522261014 |
oct | 2252701274 |
9 | 724351716 |
10 | 313230012 |
11 | 1508a0387 |
12 | 88a97450 |
13 | 4cb80904 |
14 | 2d858c44 |
15 | 1c773d5c |
hex | 12ab82bc |
313230012 has 48 divisors (see below), whose sum is σ = 752801280. Its totient is φ = 101293632.
The previous prime is 313230007. The next prime is 313230089. The reversal of 313230012 is 210032313.
It is a super-2 number, since 2×3132300122 = 196226080835040288, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 313229973 and 313230000.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194113 + ... + 195719.
It is an arithmetic number, because the mean of its divisors is an integer number (15683360).
Almost surely, 2313230012 is an apocalyptic number.
It is an amenable number.
313230012 is an abundant number, since it is smaller than the sum of its proper divisors (439571268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
313230012 is a wasteful number, since it uses less digits than its factorization.
313230012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2090 (or 2088 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 313230012 is about 17698.3053426027. The cubic root of 313230012 is about 679.1324085312.
Adding to 313230012 its reverse (210032313), we get a palindrome (523262325).
The spelling of 313230012 in words is "three hundred thirteen million, two hundred thirty thousand, twelve".
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