Base | Representation |
---|---|
bin | 101101100001… |
… | …1100100011101 |
3 | 1122220201002220 |
4 | 1123003210131 |
5 | 22102312400 |
6 | 2211335553 |
7 | 406614015 |
oct | 133034435 |
9 | 48821086 |
10 | 23869725 |
11 | 12523750 |
12 | 7bb15b9 |
13 | 4c398c9 |
14 | 3254c45 |
15 | 21677a0 |
hex | 16c391d |
23869725 has 24 divisors (see below), whose sum is σ = 43053792. Its totient is φ = 11572800.
The previous prime is 23869723. The next prime is 23869733. The reversal of 23869725 is 52796832.
It is not a de Polignac number, because 23869725 - 21 = 23869723 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23869723) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13642 + ... + 15291.
It is an arithmetic number, because the mean of its divisors is an integer number (1793908).
Almost surely, 223869725 is an apocalyptic number.
23869725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
23869725 is a deficient number, since it is larger than the sum of its proper divisors (19184067).
23869725 is a wasteful number, since it uses less digits than its factorization.
23869725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28957 (or 28952 counting only the distinct ones).
The product of its digits is 181440, while the sum is 42.
The square root of 23869725 is about 4885.6652566462. The cubic root of 23869725 is about 287.9270528019.
The spelling of 23869725 in words is "twenty-three million, eight hundred sixty-nine thousand, seven hundred twenty-five".
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