Base | Representation |
---|---|
bin | 10111010101010000… |
… | …110110111100010111 |
3 | 2101122222021020200122 |
4 | 113111100312330113 |
5 | 402302004142324 |
6 | 15301544302155 |
7 | 1544555211341 |
oct | 272520667427 |
9 | 71588236618 |
10 | 25052802839 |
11 | a696721639 |
12 | 4a3217195b |
13 | 24934635bc |
14 | 12d93b0291 |
15 | 9b9652a5e |
hex | 5d5436f17 |
25052802839 has 4 divisors (see below), whose sum is σ = 25054071120. Its totient is φ = 25051534560.
The previous prime is 25052802809. The next prime is 25052802869. The reversal of 25052802839 is 93820825052.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (25052802809) and next prime (25052802869).
It is a cyclic number.
It is not a de Polignac number, because 25052802839 - 220 = 25051754263 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 25052802839.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25052802809) 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, 604034 + ... + 644175.
It is an arithmetic number, because the mean of its divisors is an integer number (6263517780).
Almost surely, 225052802839 is an apocalyptic number.
25052802839 is a deficient number, since it is larger than the sum of its proper divisors (1268281).
25052802839 is a wasteful number, since it uses less digits than its factorization.
25052802839 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1268280.
The product of its (nonzero) digits is 345600, while the sum is 44.
The spelling of 25052802839 in words is "twenty-five billion, fifty-two million, eight hundred two thousand, eight hundred thirty-nine".
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