Base | Representation |
---|---|
bin | 101111111100… |
… | …0000000000000 |
3 | 1202021220001221 |
4 | 1133320000000 |
5 | 22413224211 |
6 | 2254404424 |
7 | 423425134 |
oct | 137700000 |
9 | 52256057 |
10 | 25133056 |
11 | 13206923 |
12 | 8500714 |
13 | 528c940 |
14 | 34a33c4 |
15 | 2316c71 |
hex | 17f8000 |
25133056 has 64 divisors (see below), whose sum is σ = 55049400. Its totient is φ = 11403264.
The previous prime is 25133051. The next prime is 25133071. The reversal of 25133056 is 65033152.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (64).
It is a self number, because there is not a number n which added to its sum of digits gives 25133056.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25133051) 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, 425955 + ... + 426013.
Almost surely, 225133056 is an apocalyptic number.
25133056 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25133056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27524700).
25133056 is an abundant number, since it is smaller than the sum of its proper divisors (29916344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25133056 is an frugal number, since it uses more digits than its factorization.
25133056 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 102 (or 74 counting only the distinct ones).
The product of its (nonzero) digits is 2700, while the sum is 25.
The square root of 25133056 is about 5013.2879430569. The cubic root of 25133056 is about 292.9196003781.
The spelling of 25133056 in words is "twenty-five million, one hundred thirty-three thousand, fifty-six".
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