Base | Representation |
---|---|
bin | 10010100100000… |
… | …001001110111100 |
3 | 210201000101120010 |
4 | 102210001032330 |
5 | 1114211311444 |
6 | 50523023220 |
7 | 10501062243 |
oct | 2244011674 |
9 | 721011503 |
10 | 311432124 |
11 | 14a882623 |
12 | 8836ab10 |
13 | 4c6a1483 |
14 | 2d50b95a |
15 | 1c51b2b9 |
hex | 129013bc |
311432124 has 12 divisors (see below), whose sum is σ = 726674984. Its totient is φ = 103810704.
The previous prime is 311432123. The next prime is 311432179. The reversal of 311432124 is 421234113.
It is a tau number, because it is divible by the number of its divisors (12).
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 311432124.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (311432123) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12976327 + ... + 12976350.
Almost surely, 2311432124 is an apocalyptic number.
It is an amenable number.
311432124 is an abundant number, since it is smaller than the sum of its proper divisors (415242860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
311432124 is a wasteful number, since it uses less digits than its factorization.
311432124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25952684 (or 25952682 counting only the distinct ones).
The product of its digits is 576, while the sum is 21.
The square root of 311432124 is about 17647.4395876569. The cubic root of 311432124 is about 677.8305456205.
Adding to 311432124 its reverse (421234113), we get a palindrome (732666237).
The spelling of 311432124 in words is "three hundred eleven million, four hundred thirty-two thousand, one hundred twenty-four".
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