Base | Representation |
---|---|
bin | 10110010011100011… |
… | …111000101000001100 |
3 | 2021211011002011112111 |
4 | 112103203320220030 |
5 | 343022311303340 |
6 | 15000330113404 |
7 | 1505341561522 |
oct | 262343705014 |
9 | 67734064474 |
10 | 23950494220 |
11 | a18047a884 |
12 | 4784b7b864 |
13 | 2348c84b93 |
14 | 1232c30312 |
15 | 9529b2aea |
hex | 5938f8a0c |
23950494220 has 24 divisors (see below), whose sum is σ = 51148515600. Its totient is φ = 9417820992.
The previous prime is 23950494187. The next prime is 23950494223. The reversal of 23950494220 is 2249405932.
It is not an unprimeable number, because it can be changed into a prime (23950494223) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10147335 + ... + 10149694.
It is an arithmetic number, because the mean of its divisors is an integer number (2131188150).
Almost surely, 223950494220 is an apocalyptic number.
23950494220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23950494220 is an abundant number, since it is smaller than the sum of its proper divisors (27198021380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23950494220 is a wasteful number, since it uses less digits than its factorization.
23950494220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20297097 (or 20297095 counting only the distinct ones).
The product of its (nonzero) digits is 155520, while the sum is 40.
The spelling of 23950494220 in words is "twenty-three billion, nine hundred fifty million, four hundred ninety-four thousand, two hundred twenty".
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