Base | Representation |
---|---|
bin | 10010101010011… |
… | …111110011111010 |
3 | 210211012122221002 |
4 | 102222133303322 |
5 | 1120130131414 |
6 | 51023245002 |
7 | 10521364064 |
oct | 2252376372 |
9 | 724178832 |
10 | 313130234 |
11 | 15083241a |
12 | 88a49762 |
13 | 4cb47381 |
14 | 2d830734 |
15 | 1c7544de |
hex | 12a9fcfa |
313130234 has 16 divisors (see below), whose sum is σ = 490682880. Its totient is φ = 149585040.
The previous prime is 313130231. The next prime is 313130239. The reversal of 313130234 is 432031313.
It is not an unprimeable number, because it can be changed into a prime (313130231) 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, 42152 + ... + 49020.
It is an arithmetic number, because the mean of its divisors is an integer number (30667680).
Almost surely, 2313130234 is an apocalyptic number.
313130234 is a deficient number, since it is larger than the sum of its proper divisors (177552646).
313130234 is a wasteful number, since it uses less digits than its factorization.
313130234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7885.
The product of its (nonzero) digits is 648, while the sum is 20.
The square root of 313130234 is about 17695.4862606259. The cubic root of 313130234 is about 679.0602893565.
Adding to 313130234 its reverse (432031313), we get a palindrome (745161547).
The spelling of 313130234 in words is "three hundred thirteen million, one hundred thirty thousand, two hundred thirty-four".
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