Base | Representation |
---|---|
bin | 10101101000101001… |
… | …010110000011000011 |
3 | 2012221222021221012211 |
4 | 111220221112003003 |
5 | 340034002131110 |
6 | 14401050202551 |
7 | 1451450015164 |
oct | 255051260303 |
9 | 65858257184 |
10 | 23230505155 |
11 | 99410183a0 |
12 | 4603a23457 |
13 | 2262a67350 |
14 | 11a537176b |
15 | 90e69298a |
hex | 568a560c3 |
23230505155 has 64 divisors (see below), whose sum is σ = 33303029760. Its totient is φ = 15334272000.
The previous prime is 23230505143. The next prime is 23230505161. The reversal of 23230505155 is 55150503232.
It is not a de Polignac number, because 23230505155 - 27 = 23230505027 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11119351 + ... + 11121439.
It is an arithmetic number, because the mean of its divisors is an integer number (520359840).
Almost surely, 223230505155 is an apocalyptic number.
23230505155 is a deficient number, since it is larger than the sum of its proper divisors (10072524605).
23230505155 is a wasteful number, since it uses less digits than its factorization.
23230505155 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2372.
The product of its (nonzero) digits is 22500, while the sum is 31.
The spelling of 23230505155 in words is "twenty-three billion, two hundred thirty million, five hundred five thousand, one hundred fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.087 sec. • engine limits •