Base | Representation |
---|---|
bin | 1100100101111… |
… | …0010100110100 |
3 | 10200101021202220 |
4 | 3021132110310 |
5 | 102010041111 |
6 | 5124002340 |
7 | 1210631022 |
oct | 311362464 |
9 | 120337686 |
10 | 52815156 |
11 | 278a3899 |
12 | 158303b0 |
13 | ac32894 |
14 | 702b712 |
15 | 4983e06 |
hex | 325e534 |
52815156 has 24 divisors (see below), whose sum is σ = 123379200. Its totient is φ = 17584512.
The previous prime is 52815151. The next prime is 52815157. The reversal of 52815156 is 65151825.
52815156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52815151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11020 + ... + 15068.
It is an arithmetic number, because the mean of its divisors is an integer number (5140800).
Almost surely, 252815156 is an apocalyptic number.
It is an amenable number.
52815156 is an abundant number, since it is smaller than the sum of its proper divisors (70564044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52815156 is a wasteful number, since it uses less digits than its factorization.
52815156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5143 (or 5141 counting only the distinct ones).
The product of its digits is 12000, while the sum is 33.
The square root of 52815156 is about 7267.4036629322. The cubic root of 52815156 is about 375.1913831989.
The spelling of 52815156 in words is "fifty-two million, eight hundred fifteen thousand, one hundred fifty-six".
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