Base | Representation |
---|---|
bin | 11110001100011… |
… | …11111001100001 |
3 | 122122121210002200 |
4 | 33012033321201 |
5 | 1004320434400 |
6 | 41045003413 |
7 | 6163660650 |
oct | 1706177141 |
9 | 578553080 |
10 | 253296225 |
11 | 11aa85226 |
12 | 709b3569 |
13 | 40627b30 |
14 | 258d7197 |
15 | 17385b00 |
hex | f18fe61 |
253296225 has 144 divisors (see below), whose sum is σ = 568713600. Its totient is φ = 104924160.
The previous prime is 253296223. The next prime is 253296233. The reversal of 253296225 is 522692352.
It is a happy number.
253296225 is a `hidden beast` number, since 2 + 5 + 3 + 29 + 622 + 5 = 666.
It is not a de Polignac number, because 253296225 - 21 = 253296223 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 253296225.
It is not an unprimeable number, because it can be changed into a prime (253296221) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1822206 + ... + 1822344.
It is an arithmetic number, because the mean of its divisors is an integer number (3949400).
Almost surely, 2253296225 is an apocalyptic number.
253296225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
253296225 is an abundant number, since it is smaller than the sum of its proper divisors (315417375).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253296225 is a wasteful number, since it uses less digits than its factorization.
253296225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 264 (or 256 counting only the distinct ones).
The product of its digits is 64800, while the sum is 36.
The square root of 253296225 is about 15915.2827496089. The cubic root of 253296225 is about 632.7171006623.
The spelling of 253296225 in words is "two hundred fifty-three million, two hundred ninety-six thousand, two hundred twenty-five".
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