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52000653 = 359893301
BaseRepresentation
bin1100011001011…
…1011110001101
310121211220111010
43012113132031
5101303010103
65054315433
71200666255
oct306273615
9117756433
1052000653
1127397951
12154b8b79
13aa08c23
146c98965
154872903
hex319778d

52000653 has 16 divisors (see below), whose sum is σ = 71323200. Its totient is φ = 33686400.

The previous prime is 52000639. The next prime is 52000673. The reversal of 52000653 is 35600025.

It is not a de Polignac number, because 52000653 - 222 = 47806349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52000673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14103 + ... + 17403.

It is an arithmetic number, because the mean of its divisors is an integer number (4457700).

Almost surely, 252000653 is an apocalyptic number.

It is an amenable number.

52000653 is a deficient number, since it is larger than the sum of its proper divisors (19322547).

52000653 is a wasteful number, since it uses less digits than its factorization.

52000653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3452.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 52000653 is about 7211.1478281894. The cubic root of 52000653 is about 373.2526780661.

Adding to 52000653 its reverse (35600025), we get a palindrome (87600678).

The spelling of 52000653 in words is "fifty-two million, six hundred fifty-three", and thus it is an aban number.

Divisors: 1 3 59 89 177 267 3301 5251 9903 15753 194759 293789 584277 881367 17333551 52000653