Base | Representation |
---|---|
bin | 10111010101010110… |
… | …010110100100110000 |
3 | 2101200001222102101101 |
4 | 113111112112210300 |
5 | 402302341234440 |
6 | 15302035214144 |
7 | 1544603360404 |
oct | 272526264460 |
9 | 71601872341 |
10 | 25054243120 |
11 | a697515755 |
12 | 4a32747354 |
13 | 249384903a |
14 | 12d9667104 |
15 | 9b983969a |
hex | 5d5596930 |
25054243120 has 40 divisors (see below), whose sum is σ = 58336529616. Its totient is φ = 10007002368.
The previous prime is 25054243111. The next prime is 25054243169. The reversal of 25054243120 is 2134245052.
It is a tau number, because it is divible by the number of its divisors (40).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174627 + ... + 283906.
Almost surely, 225054243120 is an apocalyptic number.
25054243120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
25054243120 is an abundant number, since it is smaller than the sum of its proper divisors (33282286496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25054243120 is a wasteful number, since it uses less digits than its factorization.
25054243120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 459229 (or 459223 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 28.
Adding to 25054243120 its reverse (2134245052), we get a palindrome (27188488172).
The spelling of 25054243120 in words is "twenty-five billion, fifty-four million, two hundred forty-three thousand, one hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •