Base | Representation |
---|---|
bin | 101111111001… |
… | …1001101011001 |
3 | 1202020220011011 |
4 | 1133303031121 |
5 | 22412112213 |
6 | 2254133521 |
7 | 423314002 |
oct | 137631531 |
9 | 52226134 |
10 | 25113433 |
11 | 131a3104 |
12 | 84b12a1 |
13 | 5283a27 |
14 | 349a1a9 |
15 | 231103d |
hex | 17f3359 |
25113433 has 4 divisors (see below), whose sum is σ = 25139620. Its totient is φ = 25087248.
The previous prime is 25113377. The next prime is 25113457. The reversal of 25113433 is 33431152.
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 23116864 + 1996569 = 4808^2 + 1413^2 .
It is a cyclic number.
It is not a de Polignac number, because 25113433 - 221 = 23016281 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (25113133) 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, 11598 + ... + 13591.
It is an arithmetic number, because the mean of its divisors is an integer number (6284905).
Almost surely, 225113433 is an apocalyptic number.
It is an amenable number.
25113433 is a deficient number, since it is larger than the sum of its proper divisors (26187).
25113433 is an equidigital number, since it uses as much as digits as its factorization.
25113433 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26186.
The product of its digits is 1080, while the sum is 22.
The square root of 25113433 is about 5011.3304620629. The cubic root of 25113433 is about 292.8433467793.
Adding to 25113433 its reverse (33431152), we get a palindrome (58544585).
The spelling of 25113433 in words is "twenty-five million, one hundred thirteen thousand, four hundred thirty-three".
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