Base | Representation |
---|---|
bin | 11110001000010… |
… | …11111110011110 |
3 | 122121121022212112 |
4 | 33010023332132 |
5 | 1004201141440 |
6 | 41025234022 |
7 | 6156250403 |
oct | 1704137636 |
9 | 577538775 |
10 | 252755870 |
11 | 11a746254 |
12 | 70792912 |
13 | 40498bb3 |
14 | 257d62aa |
15 | 172ca965 |
hex | f10bf9e |
252755870 has 32 divisors (see below), whose sum is σ = 460728000. Its totient is φ = 99830016.
The previous prime is 252755861. The next prime is 252755873. The reversal of 252755870 is 78557252.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252755873) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 312026 + ... + 312834.
It is an arithmetic number, because the mean of its divisors is an integer number (14397750).
Almost surely, 2252755870 is an apocalyptic number.
252755870 is a deficient number, since it is larger than the sum of its proper divisors (207972130).
252755870 is a wasteful number, since it uses less digits than its factorization.
252755870 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1172.
The product of its (nonzero) digits is 196000, while the sum is 41.
The square root of 252755870 is about 15898.2977076164. The cubic root of 252755870 is about 632.2668567421.
The spelling of 252755870 in words is "two hundred fifty-two million, seven hundred fifty-five thousand, eight hundred seventy".
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