Base | Representation |
---|---|
bin | 1001000111010000001… |
… | …00110100011111001000 |
3 | 1002221020122122021022010 |
4 | 10203220010310133020 |
5 | 20112243043113414 |
6 | 355503412455520 |
7 | 31423453323306 |
oct | 4435004643710 |
9 | 1087218567263 |
10 | 313131222984 |
11 | 1108864594a8 |
12 | 5082b01a5a0 |
13 | 236b3456938 |
14 | 112270a9276 |
15 | 822a3d1959 |
hex | 48e81347c8 |
313131222984 has 32 divisors (see below), whose sum is σ = 793551733920. Its totient is φ = 102947250816.
The previous prime is 313131222973. The next prime is 313131222997. The reversal of 313131222984 is 489222131313.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89362182 + ... + 89365685.
It is an arithmetic number, because the mean of its divisors is an integer number (24798491685).
Almost surely, 2313131222984 is an apocalyptic number.
It is an amenable number.
313131222984 is an abundant number, since it is smaller than the sum of its proper divisors (480420510936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
313131222984 is a wasteful number, since it uses less digits than its factorization.
313131222984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178727949 (or 178727945 counting only the distinct ones).
The product of its digits is 62208, while the sum is 39.
The spelling of 313131222984 in words is "three hundred thirteen billion, one hundred thirty-one million, two hundred twenty-two thousand, nine hundred eighty-four".
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