Base | Representation |
---|---|
bin | 110000100000… |
… | …0111111111000 |
3 | 1202212002020000 |
4 | 1201000333320 |
5 | 23002311211 |
6 | 2305033000 |
7 | 426111636 |
oct | 141007770 |
9 | 52762200 |
10 | 25432056 |
11 | 133a0531 |
12 | 8625760 |
13 | 5365a70 |
14 | 3540356 |
15 | 2375656 |
hex | 1840ff8 |
25432056 has 80 divisors (see below), whose sum is σ = 76738200. Its totient is φ = 7822656.
The previous prime is 25432031. The next prime is 25432087. The reversal of 25432056 is 65023452.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
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, 6915 + ... + 9933.
Almost surely, 225432056 is an apocalyptic number.
25432056 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25432056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38369100).
25432056 is an abundant number, since it is smaller than the sum of its proper divisors (51306144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25432056 is a wasteful number, since it uses less digits than its factorization.
25432056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3050 (or 3037 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 27.
The square root of 25432056 is about 5043.0205234562. The cubic root of 25432056 is about 294.0766147684.
The spelling of 25432056 in words is "twenty-five million, four hundred thirty-two thousand, fifty-six".
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