Base | Representation |
---|---|
bin | 10101101000101000… |
… | …100100100001111011 |
3 | 2012221221220121222211 |
4 | 111220220210201323 |
5 | 340033424133311 |
6 | 14401041555551 |
7 | 1451445211645 |
oct | 255050444173 |
9 | 65857817884 |
10 | 23230302331 |
11 | 9940999a75 |
12 | 4603945bb7 |
13 | 22629c5c32 |
14 | 11a531b895 |
15 | 90e652821 |
hex | 568a2487b |
23230302331 has 4 divisors (see below), whose sum is σ = 23285745000. Its totient is φ = 23174859664.
The previous prime is 23230302301. The next prime is 23230302343. The reversal of 23230302331 is 13320303232.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 23230302331 - 221 = 23228205179 is a prime.
It is a super-2 number, since 2×232303023312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23230302301) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27720706 + ... + 27721543.
It is an arithmetic number, because the mean of its divisors is an integer number (5821436250).
Almost surely, 223230302331 is an apocalyptic number.
23230302331 is a deficient number, since it is larger than the sum of its proper divisors (55442669).
23230302331 is an equidigital number, since it uses as much as digits as its factorization.
23230302331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55442668.
The product of its (nonzero) digits is 1944, while the sum is 22.
Adding to 23230302331 its reverse (13320303232), we get a palindrome (36550605563).
Subtracting from 23230302331 its reverse (13320303232), we obtain a palindrome (9909999099).
The spelling of 23230302331 in words is "twenty-three billion, two hundred thirty million, three hundred two thousand, three hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •