Base | Representation |
---|---|
bin | 1100011100111… |
… | …1111101010100 |
3 | 10122021122212021 |
4 | 3013033331110 |
5 | 101332411040 |
6 | 5103302524 |
7 | 1202651641 |
oct | 307177524 |
9 | 118248767 |
10 | 52232020 |
11 | 27535765 |
12 | 155aaa44 |
13 | aa8a329 |
14 | 6d18dc8 |
15 | 48bb24a |
hex | 31cff54 |
52232020 has 24 divisors (see below), whose sum is σ = 109855368. Its totient is φ = 20860800.
The previous prime is 52232017. The next prime is 52232027. The reversal of 52232020 is 2023225.
It can be written as a sum of positive squares in 4 ways, for example, as 132496 + 52099524 = 364^2 + 7218^2 .
It is a junction number, because it is equal to n+sod(n) for n = 52231985 and 52232003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52232027) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14830 + ... + 18010.
It is an arithmetic number, because the mean of its divisors is an integer number (4577307).
Almost surely, 252232020 is an apocalyptic number.
It is an amenable number.
52232020 is an abundant number, since it is smaller than the sum of its proper divisors (57623348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52232020 is a wasteful number, since it uses less digits than its factorization.
52232020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4011 (or 4009 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 16.
The square root of 52232020 is about 7227.1723377819. The cubic root of 52232020 is about 373.8054313150.
Adding to 52232020 its reverse (2023225), we get a palindrome (54255245).
The spelling of 52232020 in words is "fifty-two million, two hundred thirty-two thousand, twenty".
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