Base | Representation |
---|---|
bin | 11110000011001… |
… | …01111000111100 |
3 | 122120022202200121 |
4 | 33001211320330 |
5 | 1004012404310 |
6 | 41002504324 |
7 | 6150415141 |
oct | 1701457074 |
9 | 576282617 |
10 | 252075580 |
11 | 11a321129 |
12 | 705050a4 |
13 | 402bb363 |
14 | 2569a3c8 |
15 | 171e40da |
hex | f065e3c |
252075580 has 24 divisors (see below), whose sum is σ = 534219840. Its totient is φ = 99904320.
The previous prime is 252075557. The next prime is 252075587. The reversal of 252075580 is 85570252.
It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252075587) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55636 + ... + 59995.
It is an arithmetic number, because the mean of its divisors is an integer number (22259160).
Almost surely, 2252075580 is an apocalyptic number.
252075580 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
252075580 is an abundant number, since it is smaller than the sum of its proper divisors (282144260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252075580 is a wasteful number, since it uses less digits than its factorization.
252075580 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 115749 (or 115747 counting only the distinct ones).
The product of its (nonzero) digits is 28000, while the sum is 34.
The square root of 252075580 is about 15876.8882341597. Note that the first 3 decimals coincide. The cubic root of 252075580 is about 631.6991003397.
The spelling of 252075580 in words is "two hundred fifty-two million, seventy-five thousand, five hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •