Base | Representation |
---|---|
bin | 10010100110010… |
… | …110111111010100 |
3 | 210202011112222122 |
4 | 102212112333110 |
5 | 1114340424044 |
6 | 50544115112 |
7 | 10506225500 |
oct | 2246267724 |
9 | 722145878 |
10 | 312045524 |
11 | 15016146a |
12 | 88605a98 |
13 | 4c85772b |
14 | 2d62b300 |
15 | 1c5dcdee |
hex | 12996fd4 |
312045524 has 18 divisors (see below), whose sum is σ = 635235930. Its totient is φ = 133733712.
The previous prime is 312045499. The next prime is 312045563. The reversal of 312045524 is 425540213.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 253828624 + 58216900 = 15932^2 + 7630^2 .
It is a junction number, because it is equal to n+sod(n) for n = 312045493 and 312045502.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 795839 + ... + 796230.
It is an arithmetic number, because the mean of its divisors is an integer number (35290885).
Almost surely, 2312045524 is an apocalyptic number.
It is an amenable number.
312045524 is an abundant number, since it is smaller than the sum of its proper divisors (323190406).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312045524 is a wasteful number, since it uses less digits than its factorization.
312045524 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1592087 (or 1592078 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 26.
The square root of 312045524 is about 17664.8103301451. The cubic root of 312045524 is about 678.2752745006.
Adding to 312045524 its reverse (425540213), we get a palindrome (737585737).
The spelling of 312045524 in words is "three hundred twelve million, forty-five thousand, five hundred twenty-four".
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