Base | Representation |
---|---|
bin | 10101100100100011… |
… | …101111011000000000 |
3 | 2012210012020210220101 |
4 | 111210203233120000 |
5 | 334413423132133 |
6 | 14350200252144 |
7 | 1446655063312 |
oct | 254443573000 |
9 | 65705223811 |
10 | 23161927168 |
11 | 9906338776 |
12 | 45a4a71054 |
13 | 22517a5b63 |
14 | 119a1dd7b2 |
15 | 90864837d |
hex | 5648ef600 |
23161927168 has 40 divisors (see below), whose sum is σ = 49000906152. Its totient is φ = 10899726336.
The previous prime is 23161927141. The next prime is 23161927169. The reversal of 23161927168 is 86172916132.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23161927169) 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, 1321830 + ... + 1339237.
Almost surely, 223161927168 is an apocalyptic number.
It is an amenable number.
23161927168 is an abundant number, since it is smaller than the sum of its proper divisors (25838978984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23161927168 is an equidigital number, since it uses as much as digits as its factorization.
23161927168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2661102 (or 2661086 counting only the distinct ones).
The product of its digits is 217728, while the sum is 46.
The spelling of 23161927168 in words is "twenty-three billion, one hundred sixty-one million, nine hundred twenty-seven thousand, one hundred sixty-eight".
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