Base | Representation |
---|---|
bin | 101101011110… |
… | …0000101010001 |
3 | 1122212011001001 |
4 | 1122330011101 |
5 | 22100322212 |
6 | 2210542001 |
7 | 406425424 |
oct | 132740521 |
9 | 48764031 |
10 | 23839057 |
11 | 12502700 |
12 | 7b97901 |
13 | 4c28968 |
14 | 32479bb |
15 | 215d657 |
hex | 16bc151 |
23839057 has 12 divisors (see below), whose sum is σ = 26336128. Its totient is φ = 21562200.
The previous prime is 23839033. The next prime is 23839061. The reversal of 23839057 is 75093832.
It is a de Polignac number, because none of the positive numbers 2k-23839057 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23839007) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32428 + ... + 33154.
Almost surely, 223839057 is an apocalyptic number.
It is an amenable number.
23839057 is a deficient number, since it is larger than the sum of its proper divisors (2497071).
23839057 is a wasteful number, since it uses less digits than its factorization.
23839057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1020 (or 1009 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 37.
The square root of 23839057 is about 4882.5256783759. The cubic root of 23839057 is about 287.8036896820.
The spelling of 23839057 in words is "twenty-three million, eight hundred thirty-nine thousand, fifty-seven".
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