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53513141 = 114864831
BaseRepresentation
bin1100110000100…
…0101110110101
310201200202020012
43030020232311
5102144410031
65150550005
71216565663
oct314105665
9121622205
1053513141
1128230240
1215b08305
13b1184a6
14716dc33
154a70b2b
hex3308bb5

53513141 has 4 divisors (see below), whose sum is σ = 58377984. Its totient is φ = 48648300.

The previous prime is 53513081. The next prime is 53513153. The reversal of 53513141 is 14131535.

53513141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53513141 - 210 = 53512117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53518141) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2432405 + ... + 2432426.

It is an arithmetic number, because the mean of its divisors is an integer number (14594496).

Almost surely, 253513141 is an apocalyptic number.

It is an amenable number.

53513141 is a deficient number, since it is larger than the sum of its proper divisors (4864843).

53513141 is a wasteful number, since it uses less digits than its factorization.

53513141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4864842.

The product of its digits is 900, while the sum is 23.

The square root of 53513141 is about 7315.2676642759. The cubic root of 53513141 is about 376.8369507904.

Adding to 53513141 its reverse (14131535), we get a palindrome (67644676).

The spelling of 53513141 in words is "fifty-three million, five hundred thirteen thousand, one hundred forty-one".

Divisors: 1 11 4864831 53513141