Base | Representation |
---|---|
bin | 11110000110111… |
… | …01100011111000 |
3 | 122121020200002010 |
4 | 33003131203320 |
5 | 1004124101002 |
6 | 41021205520 |
7 | 6154526205 |
oct | 1703354370 |
9 | 577220063 |
10 | 252565752 |
11 | 11a62642a |
12 | 707008a0 |
13 | 404304ba |
14 | 25786cac |
15 | 1728e46c |
hex | f0dd8f8 |
252565752 has 16 divisors (see below), whose sum is σ = 631414440. Its totient is φ = 84188576.
The previous prime is 252565739. The next prime is 252565759. The reversal of 252565752 is 257565252.
It is a super-3 number, since 3×2525657523 (a number of 26 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 252565752.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252565759) 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, 5261763 + ... + 5261810.
Almost surely, 2252565752 is an apocalyptic number.
It is an amenable number.
252565752 is an abundant number, since it is smaller than the sum of its proper divisors (378848688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252565752 is a wasteful number, since it uses less digits than its factorization.
252565752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10523582 (or 10523578 counting only the distinct ones).
The product of its digits is 210000, while the sum is 39.
The square root of 252565752 is about 15892.3173892293. The cubic root of 252565752 is about 632.1082907425.
The spelling of 252565752 in words is "two hundred fifty-two million, five hundred sixty-five thousand, seven hundred fifty-two".
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