Base | Representation |
---|---|
bin | 10101111000010101… |
… | …101111111010011111 |
3 | 2020122022201212220000 |
4 | 111320111233322133 |
5 | 341103403204204 |
6 | 14443133425343 |
7 | 1461125015313 |
oct | 257025577237 |
9 | 66568655800 |
10 | 23493803679 |
11 | 9a66704485 |
12 | 467803b253 |
13 | 22a5484aa8 |
14 | 11cc30db43 |
15 | 927852039 |
hex | 57856fe9f |
23493803679 has 20 divisors (see below), whose sum is σ = 36044218584. Its totient is φ = 15239222064.
The previous prime is 23493803657. The next prime is 23493803699. The reversal of 23493803679 is 97630839432.
23493803679 is a `hidden beast` number, since 2 + 3 + 493 + 80 + 3 + 6 + 79 = 666.
It is not a de Polignac number, because 23493803679 - 27 = 23493803551 is a prime.
It is a super-2 number, since 2×234938036792 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23493803699) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3916557 + ... + 3922550.
Almost surely, 223493803679 is an apocalyptic number.
23493803679 is a deficient number, since it is larger than the sum of its proper divisors (12550414905).
23493803679 is an equidigital number, since it uses as much as digits as its factorization.
23493803679 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7839156 (or 7839147 counting only the distinct ones).
The product of its (nonzero) digits is 5878656, while the sum is 54.
The spelling of 23493803679 in words is "twenty-three billion, four hundred ninety-three million, eight hundred three thousand, six hundred seventy-nine".
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