Base | Representation |
---|---|
bin | 1100011100111… |
… | …1000000011000 |
3 | 10122021110111211 |
4 | 3013033000120 |
5 | 101332244440 |
6 | 5103232504 |
7 | 1202634400 |
oct | 307170030 |
9 | 118243454 |
10 | 52228120 |
11 | 2753283a |
12 | 155a8734 |
13 | aa88619 |
14 | 6d17800 |
15 | 48b9eea |
hex | 31cf018 |
52228120 has 48 divisors (see below), whose sum is σ = 136704240. Its totient is φ = 17906112.
The previous prime is 52228109. The next prime is 52228123. The reversal of 52228120 is 2182225.
It is a zygodrome in base 2.
It is a junction number, because it is equal to n+sod(n) for n = 52228091 and 52228100.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52228123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11364 + ... + 15283.
It is an arithmetic number, because the mean of its divisors is an integer number (2848005).
Almost surely, 252228120 is an apocalyptic number.
It is an amenable number.
52228120 is an abundant number, since it is smaller than the sum of its proper divisors (84476120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52228120 is a wasteful number, since it uses less digits than its factorization.
52228120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26672 (or 26661 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 22.
The square root of 52228120 is about 7226.9025176766. The cubic root of 52228120 is about 373.7961274597.
The spelling of 52228120 in words is "fifty-two million, two hundred twenty-eight thousand, one hundred twenty".
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