Base | Representation |
---|---|
bin | 1100100001001… |
… | …0011010001001 |
3 | 10122210111020001 |
4 | 3020102122021 |
5 | 101420113301 |
6 | 5113203001 |
7 | 1205164321 |
oct | 310223211 |
9 | 118714201 |
10 | 52504201 |
11 | 27701202 |
12 | 15700461 |
13 | ab54199 |
14 | 6d8a281 |
15 | 4921c01 |
hex | 3212689 |
52504201 has 6 divisors (see below), whose sum is σ = 55413402. Its totient is φ = 49740480.
The previous prime is 52504189. The next prime is 52504219. The reversal of 52504201 is 10240525.
It can be written as a sum of positive squares in only one way, i.e., 28100601 + 24403600 = 5301^2 + 4940^2 .
It is not a de Polignac number, because 52504201 - 25 = 52504169 is a prime.
It is a super-2 number, since 2×525042012 = 5513382245296802, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (52504261) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72360 + ... + 73081.
It is an arithmetic number, because the mean of its divisors is an integer number (9235567).
Almost surely, 252504201 is an apocalyptic number.
52504201 is the 3241-st centered decagonal number.
It is an amenable number.
52504201 is a deficient number, since it is larger than the sum of its proper divisors (2909201).
52504201 is a wasteful number, since it uses less digits than its factorization.
52504201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145479 (or 145460 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 19.
The square root of 52504201 is about 7245.9782638371. The cubic root of 52504201 is about 374.4536066351.
Adding to 52504201 its reverse (10240525), we get a palindrome (62744726).
The spelling of 52504201 in words is "fifty-two million, five hundred four thousand, two hundred one".
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