Base | Representation |
---|---|
bin | 10010100111110… |
… | …101110101100100 |
3 | 210202220021220101 |
4 | 102213311311210 |
5 | 1114440342040 |
6 | 51000313444 |
7 | 10512434233 |
oct | 2247656544 |
9 | 722807811 |
10 | 312434020 |
11 | 1503a7338 |
12 | 88772884 |
13 | 4c962502 |
14 | 2d6ccb1a |
15 | 1c66809a |
hex | 129f5d64 |
312434020 has 24 divisors (see below), whose sum is σ = 662485824. Its totient is φ = 123759456.
The previous prime is 312433987. The next prime is 312434029. The reversal of 312434020 is 20434213.
It is not an unprimeable number, because it can be changed into a prime (312434029) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73774 + ... + 77893.
It is an arithmetic number, because the mean of its divisors is an integer number (27603576).
Almost surely, 2312434020 is an apocalyptic number.
It is an amenable number.
312434020 is an abundant number, since it is smaller than the sum of its proper divisors (350051804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312434020 is a wasteful number, since it uses less digits than its factorization.
312434020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151779 (or 151777 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 312434020 is about 17675.8032349311. The cubic root of 312434020 is about 678.5566415139.
Adding to 312434020 its reverse (20434213), we get a palindrome (332868233).
The spelling of 312434020 in words is "three hundred twelve million, four hundred thirty-four thousand, twenty".
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