Base | Representation |
---|---|
bin | 101111101110… |
… | …0011111010100 |
3 | 1202002011111110 |
4 | 1133130133110 |
5 | 22401122442 |
6 | 2252135020 |
7 | 422445456 |
oct | 137343724 |
9 | 52064443 |
10 | 25020372 |
11 | 1313a1a3 |
12 | 8467470 |
13 | 5250570 |
14 | 34742d6 |
15 | 22e369c |
hex | 17dc7d4 |
25020372 has 24 divisors (see below), whose sum is σ = 62872096. Its totient is φ = 7698528.
The previous prime is 25020371. The next prime is 25020407. The reversal of 25020372 is 27302052.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25020371) 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, 80038 + ... + 80349.
Almost surely, 225020372 is an apocalyptic number.
It is an amenable number.
25020372 is an abundant number, since it is smaller than the sum of its proper divisors (37851724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25020372 is a wasteful number, since it uses less digits than its factorization.
25020372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 160407 (or 160405 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 21.
The square root of 25020372 is about 5002.0367851506. The cubic root of 25020372 is about 292.4811763765.
The spelling of 25020372 in words is "twenty-five million, twenty thousand, three hundred seventy-two".
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