Base | Representation |
---|---|
bin | 10101100010101101… |
… | …110001010111000110 |
3 | 2012201001001122222021 |
4 | 111202231301113012 |
5 | 334333014033220 |
6 | 14343133353354 |
7 | 1446131163343 |
oct | 254255612706 |
9 | 65631048867 |
10 | 23131002310 |
11 | 989a936439 |
12 | 459663885a |
13 | 2248268c20 |
14 | 119606d7ca |
15 | 905a8a4aa |
hex | 562b715c6 |
23131002310 has 32 divisors (see below), whose sum is σ = 44935938432. Its totient is φ = 8522129280.
The previous prime is 23131002289. The next prime is 23131002311. The reversal of 23131002310 is 1320013132.
It is a super-2 number, since 2×231310023102 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23131002311) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133054 + ... + 252913.
It is an arithmetic number, because the mean of its divisors is an integer number (1404248076).
Almost surely, 223131002310 is an apocalyptic number.
23131002310 is a deficient number, since it is larger than the sum of its proper divisors (21804936122).
23131002310 is a wasteful number, since it uses less digits than its factorization.
23131002310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 386448.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 23131002310 its reverse (1320013132), we get a palindrome (24451015442).
The spelling of 23131002310 in words is "twenty-three billion, one hundred thirty-one million, two thousand, three hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •