Base | Representation |
---|---|
bin | 1100100001011… |
… | …0100011110001 |
3 | 10122211100112200 |
4 | 3020112203301 |
5 | 101421134301 |
6 | 5113413413 |
7 | 1205265015 |
oct | 310264361 |
9 | 118740480 |
10 | 52521201 |
11 | 27712a57 |
12 | 1570a269 |
13 | ab5bb45 |
14 | 6d92545 |
15 | 4926c86 |
hex | 32168f1 |
52521201 has 12 divisors (see below), whose sum is σ = 76007412. Its totient is φ = 34947936.
The previous prime is 52521199. The next prime is 52521221. The reversal of 52521201 is 10212525.
It can be written as a sum of positive squares in 2 ways, for example, as 20711601 + 31809600 = 4551^2 + 5640^2 .
It is not a de Polignac number, because 52521201 - 21 = 52521199 is a prime.
It is not an unprimeable number, because it can be changed into a prime (52521221) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 226 + ... + 10251.
It is an arithmetic number, because the mean of its divisors is an integer number (6333951).
Almost surely, 252521201 is an apocalyptic number.
It is an amenable number.
52521201 is a deficient number, since it is larger than the sum of its proper divisors (23486211).
52521201 is a wasteful number, since it uses less digits than its factorization.
52521201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11040 (or 11037 counting only the distinct ones).
The product of its (nonzero) digits is 200, while the sum is 18.
The square root of 52521201 is about 7247.1512334158. The cubic root of 52521201 is about 374.4940162549.
Adding to 52521201 its reverse (10212525), we get a palindrome (62733726).
The spelling of 52521201 in words is "fifty-two million, five hundred twenty-one thousand, two hundred one".
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