Base | Representation |
---|---|
bin | 1100100110100… |
… | …0000111110101 |
3 | 10200110022211011 |
4 | 3021220013311 |
5 | 102012332120 |
6 | 5124512221 |
7 | 1211156020 |
oct | 311500765 |
9 | 120408734 |
10 | 52855285 |
11 | 27920a5a |
12 | 1584b671 |
13 | ac47c22 |
14 | 703c1b7 |
15 | 4990c5a |
hex | 32681f5 |
52855285 has 32 divisors (see below), whose sum is σ = 74506752. Its totient is φ = 35251200.
The previous prime is 52855267. The next prime is 52855291. The reversal of 52855285 is 58255825.
It is a happy number.
52855285 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 52855285 - 27 = 52855157 is a prime.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is an upside-down number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 349960 + ... + 350110.
It is an arithmetic number, because the mean of its divisors is an integer number (2328336).
Almost surely, 252855285 is an apocalyptic number.
It is an amenable number.
52855285 is a deficient number, since it is larger than the sum of its proper divisors (21651467).
52855285 is a wasteful number, since it uses less digits than its factorization.
52855285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 373.
The product of its digits is 160000, while the sum is 40.
The square root of 52855285 is about 7270.1640284109. The cubic root of 52855285 is about 375.2863827190.
The spelling of 52855285 in words is "fifty-two million, eight hundred fifty-five thousand, two hundred eighty-five".
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