Base | Representation |
---|---|
bin | 1001000101010111100… |
… | …11110010001110000100 |
3 | 1002211122012002010122102 |
4 | 10202223303302032010 |
5 | 20103210222434132 |
6 | 355215213251232 |
7 | 31356425165564 |
oct | 4425363621604 |
9 | 1084565063572 |
10 | 312120124292 |
11 | 110407745049 |
12 | 505a8493b18 |
13 | 23581b31aa2 |
14 | 1116caacda4 |
15 | 81bb75bc62 |
hex | 48abcf2384 |
312120124292 has 24 divisors (see below), whose sum is σ = 549177854400. Its totient is φ = 155214462816.
The previous prime is 312120124241. The next prime is 312120124313. The reversal of 312120124292 is 292421021213.
It is a happy number.
It is a super-4 number, since 4×3121201242924 (a number of 47 digits) contains 4444 as substring.
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, 257498 + ... + 830990.
It is an arithmetic number, because the mean of its divisors is an integer number (22882410600).
Almost surely, 2312120124292 is an apocalyptic number.
It is an amenable number.
312120124292 is a deficient number, since it is larger than the sum of its proper divisors (237057730108).
312120124292 is a wasteful number, since it uses less digits than its factorization.
312120124292 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 574235 (or 574233 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 29.
The spelling of 312120124292 in words is "three hundred twelve billion, one hundred twenty million, one hundred twenty-four thousand, two hundred ninety-two".
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