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53513135 = 5131037993
BaseRepresentation
bin1100110000100…
…0101110101111
310201200202012222
43030020232233
5102144410020
65150545555
71216565654
oct314105657
9121622188
1053513135
1128230235
1215b082bb
13b1184a0
14716dc2b
154a70b25
hex3308baf

53513135 has 16 divisors (see below), whose sum is σ = 69835584. Its totient is φ = 39128832.

The previous prime is 53513081. The next prime is 53513153. The reversal of 53513135 is 53131535.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53513135 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2699 + ... + 10691.

It is an arithmetic number, because the mean of its divisors is an integer number (4364724).

Almost surely, 253513135 is an apocalyptic number.

53513135 is a deficient number, since it is larger than the sum of its proper divisors (16322449).

53513135 is a wasteful number, since it uses less digits than its factorization.

53513135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8114.

The product of its digits is 3375, while the sum is 26.

The square root of 53513135 is about 7315.2672541747. The cubic root of 53513135 is about 376.8369367065.

The spelling of 53513135 in words is "fifty-three million, five hundred thirteen thousand, one hundred thirty-five".

Divisors: 1 5 13 65 103 515 1339 6695 7993 39965 103909 519545 823279 4116395 10702627 53513135