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53288053 = 7132512333
BaseRepresentation
bin1100101101000…
…1110001110101
310201021022110121
43023101301311
5102120204203
65142051541
71214640520
oct313216165
9121238417
1053288053
1128097115
1215a19bb1
13b069bc0
147111bb7
154a290bd
hex32d1c75

53288053 has 16 divisors (see below), whose sum is σ = 65874816. Its totient is φ = 41976000.

The previous prime is 53288009. The next prime is 53288063. The reversal of 53288053 is 35088235.

It is a cyclic number.

It is not a de Polignac number, because 53288053 - 29 = 53287541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53288063) 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, 21675 + ... + 24007.

It is an arithmetic number, because the mean of its divisors is an integer number (4117176).

Almost surely, 253288053 is an apocalyptic number.

It is an amenable number.

53288053 is a deficient number, since it is larger than the sum of its proper divisors (12586763).

53288053 is a wasteful number, since it uses less digits than its factorization.

53288053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2604.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 53288053 is about 7299.8666426175. The cubic root of 53288053 is about 376.3078553284.

The spelling of 53288053 in words is "fifty-three million, two hundred eighty-eight thousand, fifty-three".

Divisors: 1 7 13 91 251 1757 2333 3263 16331 22841 30329 212303 585583 4099081 7612579 53288053