Search a number
-
+
52664105 = 5131942643
BaseRepresentation
bin1100100011100…
…1011100101001
310200002121120102
43020321130221
5101440222410
65120435145
71206431444
oct310713451
9120077512
1052664105
112780035a
1215778ab5
13ababbc0
146dcc65b
1549542a5
hex3239729

52664105 has 16 divisors (see below), whose sum is σ = 71641920. Its totient is φ = 36842688.

The previous prime is 52664099. The next prime is 52664149. The reversal of 52664105 is 50146625.

52664105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 52664105 - 26 = 52664041 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20087 + ... + 22556.

It is an arithmetic number, because the mean of its divisors is an integer number (4477620).

Almost surely, 252664105 is an apocalyptic number.

It is an amenable number.

52664105 is a deficient number, since it is larger than the sum of its proper divisors (18977815).

52664105 is a wasteful number, since it uses less digits than its factorization.

52664105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42680.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 52664105 is about 7257.0038583426. The cubic root of 52664105 is about 374.8333600347.

The spelling of 52664105 in words is "fifty-two million, six hundred sixty-four thousand, one hundred five".

Divisors: 1 5 13 19 65 95 247 1235 42643 213215 554359 810217 2771795 4051085 10532821 52664105