Base | Representation |
---|---|
bin | 110000011110… |
… | …0010110100001 |
3 | 1202211010010011 |
4 | 1200330112201 |
5 | 23001204100 |
6 | 2304404521 |
7 | 426002311 |
oct | 140742641 |
9 | 52733104 |
10 | 25413025 |
11 | 13388200 |
12 | 8616741 |
13 | 535a1c1 |
14 | 3537441 |
15 | 236ebba |
hex | 183c5a1 |
25413025 has 36 divisors (see below), whose sum is σ = 35886592. Its totient is φ = 17820000.
The previous prime is 25413001. The next prime is 25413029. The reversal of 25413025 is 52031452.
It is not a de Polignac number, because 25413025 - 211 = 25410977 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 25412987 and 25413005.
It is not an unprimeable number, because it can be changed into a prime (25413029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 93640 + ... + 93910.
Almost surely, 225413025 is an apocalyptic number.
25413025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
25413025 is a deficient number, since it is larger than the sum of its proper divisors (10473567).
25413025 is a wasteful number, since it uses less digits than its factorization.
25413025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 334 (or 318 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 22.
The square root of 25413025 is about 5041.1333051210. The cubic root of 25413025 is about 294.0032432116.
Adding to 25413025 its reverse (52031452), we get a palindrome (77444477).
The spelling of 25413025 in words is "twenty-five million, four hundred thirteen thousand, twenty-five".
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