Base | Representation |
---|---|
bin | 11110001000110… |
… | …01111101100100 |
3 | 122121201020110020 |
4 | 33010121331210 |
5 | 1004210010111 |
6 | 41030355140 |
7 | 6156606411 |
oct | 1704317544 |
9 | 577636406 |
10 | 252813156 |
11 | 11a7852a2 |
12 | 707bbab0 |
13 | 404b8cab |
14 | 2580d108 |
15 | 172dc906 |
hex | f119f64 |
252813156 has 48 divisors (see below), whose sum is σ = 609416640. Its totient is φ = 81509760.
The previous prime is 252813151. The next prime is 252813161. The reversal of 252813156 is 651318252.
252813156 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (252813151) and next prime (252813161).
It is not an unprimeable number, because it can be changed into a prime (252813151) 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, 77886 + ... + 81066.
It is an arithmetic number, because the mean of its divisors is an integer number (12696180).
Almost surely, 2252813156 is an apocalyptic number.
It is an amenable number.
252813156 is an abundant number, since it is smaller than the sum of its proper divisors (356603484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252813156 is a wasteful number, since it uses less digits than its factorization.
252813156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3404 (or 3402 counting only the distinct ones).
The product of its digits is 14400, while the sum is 33.
The square root of 252813156 is about 15900.0992449733. The cubic root of 252813156 is about 632.3146199627.
The spelling of 252813156 in words is "two hundred fifty-two million, eight hundred thirteen thousand, one hundred fifty-six".
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