Base | Representation |
---|---|
bin | 10101011100110001… |
… | …101100000011001000 |
3 | 2012110002120121102100 |
4 | 111130301230003020 |
5 | 334132012201312 |
6 | 14325214033400 |
7 | 1443511244106 |
oct | 253461540310 |
9 | 65402517370 |
10 | 23031365832 |
11 | 9849673042 |
12 | 45691a8860 |
13 | 2230721a27 |
14 | 1186b34c76 |
15 | 8ebe585dc |
hex | 55cc6c0c8 |
23031365832 has 24 divisors (see below), whose sum is σ = 62376615990. Its totient is φ = 7677121920.
The previous prime is 23031365827. The next prime is 23031365873. The reversal of 23031365832 is 23856313032.
23031365832 is a `hidden beast` number, since 230 + 31 + 365 + 8 + 32 = 666.
It can be written as a sum of positive squares in only one way, i.e., 21840701796 + 1190664036 = 147786^2 + 34506^2 .
It is a tau number, because it is divible by the number of its divisors (24).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 159939969 + ... + 159940112.
Almost surely, 223031365832 is an apocalyptic number.
It is an amenable number.
23031365832 is an abundant number, since it is smaller than the sum of its proper divisors (39345250158).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23031365832 is a wasteful number, since it uses less digits than its factorization.
23031365832 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 319880093 (or 319880086 counting only the distinct ones).
The product of its (nonzero) digits is 77760, while the sum is 36.
Adding to 23031365832 its reverse (23856313032), we get a palindrome (46887678864).
The spelling of 23031365832 in words is "twenty-three billion, thirty-one million, three hundred sixty-five thousand, eight hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •