Base | Representation |
---|---|
bin | 11110001001010… |
… | …11110100000000 |
3 | 122121211221202020 |
4 | 33010223310000 |
5 | 1004214330042 |
6 | 41032121440 |
7 | 6160332522 |
oct | 1704536400 |
9 | 577757666 |
10 | 252886272 |
11 | 11a825221 |
12 | 70836280 |
13 | 40513362 |
14 | 2582ba12 |
15 | 173043ec |
hex | f12bd00 |
252886272 has 72 divisors (see below), whose sum is σ = 684576480. Its totient is φ = 82851840.
The previous prime is 252886259. The next prime is 252886301. The reversal of 252886272 is 272688252.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42522 + ... + 48102.
Almost surely, 2252886272 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 252886272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (342288240).
252886272 is an abundant number, since it is smaller than the sum of its proper divisors (431690208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252886272 is an equidigital number, since it uses as much as digits as its factorization.
252886272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5659 (or 5645 counting only the distinct ones).
The product of its digits is 215040, while the sum is 42.
The square root of 252886272 is about 15902.3983096890. The cubic root of 252886272 is about 632.3755712468.
The spelling of 252886272 in words is "two hundred fifty-two million, eight hundred eighty-six thousand, two hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •