Base | Representation |
---|---|
bin | 110000011000… |
… | …0111110100000 |
3 | 1202201202012111 |
4 | 1200300332200 |
5 | 22443211212 |
6 | 2303405104 |
7 | 425416420 |
oct | 140607640 |
9 | 52652174 |
10 | 25366432 |
11 | 133561a3 |
12 | 85b3794 |
13 | 5341c30 |
14 | 3524480 |
15 | 2360ea7 |
hex | 1830fa0 |
25366432 has 96 divisors (see below), whose sum is σ = 63673344. Its totient is φ = 9676800.
The previous prime is 25366427. The next prime is 25366433. The reversal of 25366432 is 23466352.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a junction number, because it is equal to n+sod(n) for n = 25366394 and 25366403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25366433) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90132 + ... + 90412.
It is an arithmetic number, because the mean of its divisors is an integer number (663264).
Almost surely, 225366432 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 25366432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31836672).
25366432 is an abundant number, since it is smaller than the sum of its proper divisors (38306912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25366432 is a wasteful number, since it uses less digits than its factorization.
25366432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 342 (or 334 counting only the distinct ones).
The product of its digits is 25920, while the sum is 31.
The square root of 25366432 is about 5036.5099027005. The cubic root of 25366432 is about 293.8234551779.
The spelling of 25366432 in words is "twenty-five million, three hundred sixty-six thousand, four hundred thirty-two".
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