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52313135 = 572213523
BaseRepresentation
bin1100011110001…
…1110000101111
310122102210010112
43013203300233
5101343010020
65105130235
71203440300
oct307436057
9118383115
1052313135
11275906a6
121562997b
13aab8224
146d3a7a7
1548d52c5
hex31e3c2f

52313135 has 12 divisors (see below), whose sum is σ = 73025208. Its totient is φ = 35871696.

The previous prime is 52313123. The next prime is 52313141. The reversal of 52313135 is 53131325.

It is not a de Polignac number, because 52313135 - 24 = 52313119 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52313135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106517 + ... + 107006.

It is an arithmetic number, because the mean of its divisors is an integer number (6085434).

Almost surely, 252313135 is an apocalyptic number.

52313135 is a deficient number, since it is larger than the sum of its proper divisors (20712073).

52313135 is a wasteful number, since it uses less digits than its factorization.

52313135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213542 (or 213535 counting only the distinct ones).

The product of its digits is 1350, while the sum is 23.

The square root of 52313135 is about 7232.7819682332. The cubic root of 52313135 is about 373.9988346785.

The spelling of 52313135 in words is "fifty-two million, three hundred thirteen thousand, one hundred thirty-five".

Divisors: 1 5 7 35 49 245 213523 1067615 1494661 7473305 10462627 52313135