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53053541 = 169331337
BaseRepresentation
bin1100101001100…
…0100001100101
310200211101202222
43022120201211
5102040203131
65133042125
71212643022
oct312304145
9120741688
1053053541
1127a46a02
1215926345
13acb7238
147090549
1549ce87b
hex3298865

53053541 has 4 divisors (see below), whose sum is σ = 53086572. Its totient is φ = 53020512.

The previous prime is 53053537. The next prime is 53053547. The reversal of 53053541 is 14535035.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 38068900 + 14984641 = 6170^2 + 3871^2 .

It is a cyclic number.

It is not a de Polignac number, because 53053541 - 22 = 53053537 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 53053541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53053547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13976 + ... + 17361.

It is an arithmetic number, because the mean of its divisors is an integer number (13271643).

Almost surely, 253053541 is an apocalyptic number.

It is an amenable number.

53053541 is a deficient number, since it is larger than the sum of its proper divisors (33031).

53053541 is a wasteful number, since it uses less digits than its factorization.

53053541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33030.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 53053541 is about 7283.7861720399. The cubic root of 53053541 is about 375.7550204604.

Adding to 53053541 its reverse (14535035), we get a palindrome (67588576).

The spelling of 53053541 in words is "fifty-three million, fifty-three thousand, five hundred forty-one".

Divisors: 1 1693 31337 53053541