Base | Representation |
---|---|
bin | 110001001100… |
… | …0011010100001 |
3 | 1210112021101101 |
4 | 1202120122201 |
5 | 23100240423 |
6 | 2320434401 |
7 | 432132556 |
oct | 142303241 |
9 | 53467341 |
10 | 25790113 |
11 | 13615548 |
12 | 8778a01 |
13 | 545ca2b |
14 | 35d4a2d |
15 | 23e67ad |
hex | 18986a1 |
25790113 has 4 divisors (see below), whose sum is σ = 25978500. Its totient is φ = 25601728.
The previous prime is 25790099. The next prime is 25790119. The reversal of 25790113 is 31109752.
25790113 is nontrivially palindromic in base 8.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 5513104 + 20277009 = 2348^2 + 4503^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-25790113 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (25790119) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93988 + ... + 94261.
It is an arithmetic number, because the mean of its divisors is an integer number (6494625).
Almost surely, 225790113 is an apocalyptic number.
It is an amenable number.
25790113 is a deficient number, since it is larger than the sum of its proper divisors (188387).
25790113 is a wasteful number, since it uses less digits than its factorization.
25790113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 188386.
The product of its (nonzero) digits is 1890, while the sum is 28.
The square root of 25790113 is about 5078.3966958086. The cubic root of 25790113 is about 295.4502861943.
Adding to 25790113 its reverse (31109752), we get a palindrome (56899865).
The spelling of 25790113 in words is "twenty-five million, seven hundred ninety thousand, one hundred thirteen".
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