Base | Representation |
---|---|
bin | 101101011100… |
… | …0111001000100 |
3 | 1122211111010000 |
4 | 1122320321010 |
5 | 22044412423 |
6 | 2210401300 |
7 | 406342344 |
oct | 132707104 |
9 | 48744100 |
10 | 23825988 |
11 | 124a38aa |
12 | 7b90230 |
13 | 4c22a24 |
14 | 3242d24 |
15 | 2159843 |
hex | 16b8e44 |
23825988 has 60 divisors (see below), whose sum is σ = 62827072. Its totient is φ = 7873200.
The previous prime is 23825969. The next prime is 23826031. The reversal of 23825988 is 88952832.
It is a super-2 number, since 2×238259882 = 1135355408352288, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 48681 + ... + 49167.
Almost surely, 223825988 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23825988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31413536).
23825988 is an abundant number, since it is smaller than the sum of its proper divisors (39001084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23825988 is a wasteful number, since it uses less digits than its factorization.
23825988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 654 (or 643 counting only the distinct ones).
The product of its digits is 276480, while the sum is 45.
The square root of 23825988 is about 4881.1871506837. The cubic root of 23825988 is about 287.7510870145.
The spelling of 23825988 in words is "twenty-three million, eight hundred twenty-five thousand, nine hundred eighty-eight".
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