Base | Representation |
---|---|
bin | 110000001101… |
… | …0111000000010 |
3 | 1202120011000200 |
4 | 1200122320002 |
5 | 22432312111 |
6 | 2301430030 |
7 | 424561455 |
oct | 140327002 |
9 | 52504020 |
10 | 25275906 |
11 | 132a4187 |
12 | 856b316 |
13 | 530c976 |
14 | 34dd49c |
15 | 2344256 |
hex | 181ae02 |
25275906 has 24 divisors (see below), whose sum is σ = 57986604. Its totient is φ = 7929600.
The previous prime is 25275893. The next prime is 25275917. The reversal of 25275906 is 60957252.
It can be written as a sum of positive squares in 2 ways, for example, as 25250625 + 25281 = 5025^2 + 159^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40995 + ... + 41606.
Almost surely, 225275906 is an apocalyptic number.
25275906 is an abundant number, since it is smaller than the sum of its proper divisors (32710698).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25275906 is a wasteful number, since it uses less digits than its factorization.
25275906 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82626 (or 82623 counting only the distinct ones).
The product of its (nonzero) digits is 37800, while the sum is 36.
The square root of 25275906 is about 5027.5148930660. The cubic root of 25275906 is about 293.4735128321.
The spelling of 25275906 in words is "twenty-five million, two hundred seventy-five thousand, nine hundred six".
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