Base | Representation |
---|---|
bin | 10110001001101100… |
… | …111110001000010100 |
3 | 2021101121212110122210 |
4 | 112021230332020110 |
5 | 342202441311032 |
6 | 14532101153420 |
7 | 1501263022134 |
oct | 261154761024 |
9 | 67347773583 |
10 | 23785103892 |
11 | a0a6086660 |
12 | 47396bb870 |
13 | 2320927a94 |
14 | 1218c9aac4 |
15 | 9431e32cc |
hex | 589b3e214 |
23785103892 has 24 divisors (see below), whose sum is σ = 60543901152. Its totient is φ = 7207607200.
The previous prime is 23785103891. The next prime is 23785103959. The reversal of 23785103892 is 29830158732.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23785103891) 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, 90094959 + ... + 90095222.
It is an arithmetic number, because the mean of its divisors is an integer number (2522662548).
Almost surely, 223785103892 is an apocalyptic number.
23785103892 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
23785103892 is an abundant number, since it is smaller than the sum of its proper divisors (36758797260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23785103892 is a wasteful number, since it uses less digits than its factorization.
23785103892 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 180190199 (or 180190197 counting only the distinct ones).
The product of its (nonzero) digits is 725760, while the sum is 48.
The spelling of 23785103892 in words is "twenty-three billion, seven hundred eighty-five million, one hundred three thousand, eight hundred ninety-two".
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