Base | Representation |
---|---|
bin | 101110101011110 |
3 | 1012210021 |
4 | 11311132 |
5 | 1231102 |
6 | 302354 |
7 | 126454 |
oct | 56536 |
9 | 35707 |
10 | 23902 |
11 | 16a5a |
12 | 119ba |
13 | ab58 |
14 | 89d4 |
15 | 7137 |
hex | 5d5e |
23902 has 16 divisors (see below), whose sum is σ = 41040. Its totient is φ = 10368.
The previous prime is 23899. The next prime is 23909. The reversal of 23902 is 20932.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23909) 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, 628 + ... + 664.
It is an arithmetic number, because the mean of its divisors is an integer number (2565).
223902 is an apocalyptic number.
23902 is a deficient number, since it is larger than the sum of its proper divisors (17138).
23902 is a wasteful number, since it uses less digits than its factorization.
23902 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 23902 is about 154.6027166644. The cubic root of 23902 is about 28.8056766074.
The spelling of 23902 in words is "twenty-three thousand, nine hundred two".
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