Base | Representation |
---|---|
bin | 10010101010111… |
… | …000010011000010 |
3 | 210211101202111202 |
4 | 102222320103002 |
5 | 1120141334110 |
6 | 51025341202 |
7 | 10522262354 |
oct | 2252702302 |
9 | 724352452 |
10 | 313230530 |
11 | 1508a0808 |
12 | 88a97802 |
13 | 4cb80c12 |
14 | 2d8590d4 |
15 | 1c7740a5 |
hex | 12ab84c2 |
313230530 has 32 divisors (see below), whose sum is σ = 590015664. Its totient is φ = 119598336.
The previous prime is 313230527. The next prime is 313230569. The reversal of 313230530 is 35032313.
It can be written as a sum of positive squares in 8 ways, for example, as 268861609 + 44368921 = 16397^2 + 6661^2 .
It is a super-2 number, since 2×3132305302 = 196226729848161800, which contains 22 as substring.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11624 + ... + 27596.
Almost surely, 2313230530 is an apocalyptic number.
313230530 is a deficient number, since it is larger than the sum of its proper divisors (276785134).
313230530 is a wasteful number, since it uses less digits than its factorization.
313230530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16070.
The product of its (nonzero) digits is 810, while the sum is 20.
The square root of 313230530 is about 17698.3199767662. The cubic root of 313230530 is about 679.1327828998.
Adding to 313230530 its reverse (35032313), we get a palindrome (348262843).
The spelling of 313230530 in words is "three hundred thirteen million, two hundred thirty thousand, five hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •