Base | Representation |
---|---|
bin | 11110000110110… |
… | …11010111010000 |
3 | 122121020012201210 |
4 | 33003123113100 |
5 | 1004123304002 |
6 | 41021100120 |
7 | 6154461030 |
oct | 1703332720 |
9 | 577205653 |
10 | 252556752 |
11 | 11a61a698 |
12 | 706b7640 |
13 | 40429386 |
14 | 257838c0 |
15 | 1728b96c |
hex | f0db5d0 |
252556752 has 80 divisors (see below), whose sum is σ = 769728512. Its totient is φ = 69828480.
The previous prime is 252556751. The next prime is 252556769. The reversal of 252556752 is 257655252.
It is a self number, because there is not a number n which added to its sum of digits gives 252556752.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252556751) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1708 + ... + 22539.
Almost surely, 2252556752 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 252556752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (384864256).
252556752 is an abundant number, since it is smaller than the sum of its proper divisors (517171760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252556752 is a wasteful number, since it uses less digits than its factorization.
252556752 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24296 (or 24290 counting only the distinct ones).
The product of its digits is 210000, while the sum is 39.
The square root of 252556752 is about 15892.0342310228. The cubic root of 252556752 is about 632.1007824109.
The spelling of 252556752 in words is "two hundred fifty-two million, five hundred fifty-six thousand, seven hundred fifty-two".
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