Base | Representation |
---|---|
bin | 10111010101011010… |
… | …011011010100110000 |
3 | 2101200010222200110010 |
4 | 113111122123110300 |
5 | 402303124424102 |
6 | 15302114134520 |
7 | 1544615426244 |
oct | 272532332460 |
9 | 71603880403 |
10 | 25055311152 |
11 | a698085123 |
12 | 4a32b81440 |
13 | 2493b31201 |
14 | 12d9864424 |
15 | 9b999ad6c |
hex | 5d569b530 |
25055311152 has 20 divisors (see below), whose sum is σ = 64726220600. Its totient is φ = 8351770368.
The previous prime is 25055311147. The next prime is 25055311157. The reversal of 25055311152 is 25111355052.
It is an interprime number because it is at equal distance from previous prime (25055311147) and next prime (25055311157).
It is not an unprimeable number, because it can be changed into a prime (25055311157) 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, 260992777 + ... + 260992872.
It is an arithmetic number, because the mean of its divisors is an integer number (3236311030).
Almost surely, 225055311152 is an apocalyptic number.
It is an amenable number.
25055311152 is an abundant number, since it is smaller than the sum of its proper divisors (39670909448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25055311152 is a wasteful number, since it uses less digits than its factorization.
25055311152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 521985660 (or 521985654 counting only the distinct ones).
The product of its (nonzero) digits is 7500, while the sum is 30.
The spelling of 25055311152 in words is "twenty-five billion, fifty-five million, three hundred eleven thousand, one hundred fifty-two".
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