Base | Representation |
---|---|
bin | 1100100010010… |
… | …1000000111001 |
3 | 10122221100202120 |
4 | 3020211000321 |
5 | 101430033114 |
6 | 5114551453 |
7 | 1205632440 |
oct | 310450071 |
9 | 118840676 |
10 | 52580409 |
11 | 27753492 |
12 | 15738589 |
13 | ab7ca8b |
14 | 6da9d57 |
15 | 49395a9 |
hex | 3225039 |
52580409 has 32 divisors (see below), whose sum is σ = 82785024. Its totient is φ = 29061120.
The previous prime is 52580389. The next prime is 52580419. The reversal of 52580409 is 90408525.
It is not a de Polignac number, because 52580409 - 28 = 52580153 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 52580409.
It is not an unprimeable number, because it can be changed into a prime (52580419) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 148777 + ... + 149129.
It is an arithmetic number, because the mean of its divisors is an integer number (2587032).
Almost surely, 252580409 is an apocalyptic number.
It is an amenable number.
52580409 is a deficient number, since it is larger than the sum of its proper divisors (30204615).
52580409 is a wasteful number, since it uses less digits than its factorization.
52580409 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 577.
The product of its (nonzero) digits is 14400, while the sum is 33.
The square root of 52580409 is about 7251.2349982606. The cubic root of 52580409 is about 374.6346877964.
The spelling of 52580409 in words is "fifty-two million, five hundred eighty thousand, four hundred nine".
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