Base | Representation |
---|---|
bin | 10111011111011010… |
… | …001111000110011011 |
3 | 2102002211120211220102 |
4 | 113133122033012123 |
5 | 403124044030433 |
6 | 15330505050015 |
7 | 1552023150032 |
oct | 273732170633 |
9 | 72084524812 |
10 | 25223033243 |
11 | a773821221 |
12 | 4a7b18690b |
13 | 24bc7c6755 |
14 | 1313c43719 |
15 | 9c957b4e8 |
hex | 5df68f19b |
25223033243 has 8 divisors (see below), whose sum is σ = 26102671200. Its totient is φ = 24344053888.
The previous prime is 25223033221. The next prime is 25223033279. The reversal of 25223033243 is 34233032252.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 25223033243 - 214 = 25223016859 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (25223039243) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86078 + ... + 240531.
It is an arithmetic number, because the mean of its divisors is an integer number (3262833900).
Almost surely, 225223033243 is an apocalyptic number.
25223033243 is a deficient number, since it is larger than the sum of its proper divisors (879637957).
25223033243 is a wasteful number, since it uses less digits than its factorization.
25223033243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 329301.
The product of its (nonzero) digits is 25920, while the sum is 29.
Adding to 25223033243 its reverse (34233032252), we get a palindrome (59456065495).
Subtracting 25223033243 from its reverse (34233032252), we obtain a palindrome (9009999009).
The spelling of 25223033243 in words is "twenty-five billion, two hundred twenty-three million, thirty-three thousand, two hundred forty-three".
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