Base | Representation |
---|---|
bin | 10110000011100010… |
… | …001111101000001000 |
3 | 2021010102011101100112 |
4 | 112003202033220020 |
5 | 341444444104210 |
6 | 14513523253452 |
7 | 1465565344133 |
oct | 260342175010 |
9 | 67112141315 |
10 | 23681628680 |
11 | a052731156 |
12 | 470ab1a288 |
13 | 2305368548 |
14 | 120924321a |
15 | 9390a3d05 |
hex | 58388fa08 |
23681628680 has 48 divisors (see below), whose sum is σ = 54441683820. Its totient is φ = 9271071104.
The previous prime is 23681628599. The next prime is 23681628701. The reversal of 23681628680 is 8682618632.
It can be written as a sum of positive squares in 2 ways, for example, as 23678438884 + 3189796 = 153878^2 + 1786^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45647 + ... + 222366.
Almost surely, 223681628680 is an apocalyptic number.
23681628680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23681628680 is an abundant number, since it is smaller than the sum of its proper divisors (30760055140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23681628680 is a wasteful number, since it uses less digits than its factorization.
23681628680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 268118 (or 268067 counting only the distinct ones).
The product of its (nonzero) digits is 1327104, while the sum is 50.
The spelling of 23681628680 in words is "twenty-three billion, six hundred eighty-one million, six hundred twenty-eight thousand, six hundred eighty".
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