Base | Representation |
---|---|
bin | 10101011111110100… |
… | …101101001101001001 |
3 | 2012120122202220202000 |
4 | 111133310231031021 |
5 | 334233104114044 |
6 | 14334241501213 |
7 | 1445001626163 |
oct | 253764551511 |
9 | 65518686660 |
10 | 23082488649 |
11 | 9875510400 |
12 | 4582341809 |
13 | 223b1b120c |
14 | 118d841933 |
15 | 9016a5d69 |
hex | 55fd2d349 |
23082488649 has 48 divisors (see below), whose sum is σ = 39222019200. Its totient is φ = 13381109280.
The previous prime is 23082488647. The next prime is 23082488657. The reversal of 23082488649 is 94688428032.
23082488649 is a `hidden beast` number, since 23 + 0 + 82 + 488 + 64 + 9 = 666.
It is not a de Polignac number, because 23082488649 - 21 = 23082488647 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23082488595 and 23082488604.
It is not an unprimeable number, because it can be changed into a prime (23082488647) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 78454 + ... + 228735.
It is an arithmetic number, because the mean of its divisors is an integer number (817125400).
Almost surely, 223082488649 is an apocalyptic number.
It is an amenable number.
23082488649 is a deficient number, since it is larger than the sum of its proper divisors (16139530551).
23082488649 is a wasteful number, since it uses less digits than its factorization.
23082488649 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 307243 (or 307226 counting only the distinct ones).
The product of its (nonzero) digits is 5308416, while the sum is 54.
The spelling of 23082488649 in words is "twenty-three billion, eighty-two million, four hundred eighty-eight thousand, six hundred forty-nine".
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