Base | Representation |
---|---|
bin | 110001001100… |
… | …0100111000000 |
3 | 1210112022110222 |
4 | 1202120213000 |
5 | 23100302122 |
6 | 2320442212 |
7 | 432135110 |
oct | 142304700 |
9 | 53468428 |
10 | 25790912 |
11 | 13616104 |
12 | 8779368 |
13 | 54601c4 |
14 | 35d5040 |
15 | 23e6b42 |
hex | 18989c0 |
25790912 has 56 divisors (see below), whose sum is σ = 61057536. Its totient is φ = 10568448.
The previous prime is 25790909. The next prime is 25790929. The reversal of 25790912 is 21909752.
It is a tau number, because it is divible by the number of its divisors (56).
It is a super-2 number, since 2×257909122 = 1330342283583488, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9053 + ... + 11555.
Almost surely, 225790912 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 25790912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30528768).
25790912 is an abundant number, since it is smaller than the sum of its proper divisors (35266624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25790912 is a wasteful number, since it uses less digits than its factorization.
25790912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2545 (or 2535 counting only the distinct ones).
The product of its (nonzero) digits is 11340, while the sum is 35.
The square root of 25790912 is about 5078.4753617597. The cubic root of 25790912 is about 295.4533372646.
The spelling of 25790912 in words is "twenty-five million, seven hundred ninety thousand, nine hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •