Base | Representation |
---|---|
bin | 10111100001001010… |
… | …101010011110111010 |
3 | 2102011220001012021121 |
4 | 113201022222132322 |
5 | 403204120134110 |
6 | 15333440455454 |
7 | 1552531520050 |
oct | 274112523672 |
9 | 72156035247 |
10 | 25252505530 |
11 | a78942118a |
12 | 4a8901a58a |
13 | 24c5945485 |
14 | 1317b161d0 |
15 | 9cbe4dcda |
hex | 5e12aa7ba |
25252505530 has 32 divisors (see below), whose sum is σ = 51958247040. Its totient is φ = 8656296000.
The previous prime is 25252505521. The next prime is 25252505549. The reversal of 25252505530 is 3550525252.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 352281 + ... + 417859.
It is an arithmetic number, because the mean of its divisors is an integer number (1623695220).
Almost surely, 225252505530 is an apocalyptic number.
25252505530 is an abundant number, since it is smaller than the sum of its proper divisors (26705741510).
25252505530 is a wasteful number, since it uses less digits than its factorization.
25252505530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71094.
The product of its (nonzero) digits is 75000, while the sum is 34.
The spelling of 25252505530 in words is "twenty-five billion, two hundred fifty-two million, five hundred five thousand, five hundred thirty".
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