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52080364 = 2271860013
BaseRepresentation
bin1100011010101…
…0111011101100
310121222221211101
43012222323230
5101313032424
65100132444
71201450540
oct306527354
9117887741
1052080364
1127441826
1215537124
13aa362ab
146cb9a20
15488b344
hex31aaeec

52080364 has 12 divisors (see below), whose sum is σ = 104160784. Its totient is φ = 22320144.

The previous prime is 52080361. The next prime is 52080389. The reversal of 52080364 is 46308025.

52080364 is an admirable number.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 1860013 = 52080364 / (5 + 2 + 0 + 8 + 0 + 3 + 6 + 4).

It is not an unprimeable number, because it can be changed into a prime (52080361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 929979 + ... + 930034.

Almost surely, 252080364 is an apocalyptic number.

It is an amenable number.

52080364 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52080364 is a wasteful number, since it uses less digits than its factorization.

52080364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1860024 (or 1860022 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 52080364 is about 7216.6726404902. The cubic root of 52080364 is about 373.4432984598.

Adding to 52080364 its reverse (46308025), we get a palindrome (98388389).

The spelling of 52080364 in words is "fifty-two million, eighty thousand, three hundred sixty-four".

Divisors: 1 2 4 7 14 28 1860013 3720026 7440052 13020091 26040182 52080364