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53288441 = 61214321
BaseRepresentation
bin1100101101000…
…1110111111001
310201021022222222
43023101313321
5102120212231
65142053425
71214641613
oct313216771
9121238888
1053288441
1128097438
1215a1a275
13b06a12b
147111db3
154a2927b
hex32d1df9

53288441 has 6 divisors (see below), whose sum is σ = 54180126. Its totient is φ = 52411200.

The previous prime is 53288413. The next prime is 53288491. The reversal of 53288441 is 14488235.

It can be written as a sum of positive squares in 3 ways, for example, as 14600041 + 38688400 = 3821^2 + 6220^2 .

It is not a de Polignac number, because 53288441 - 214 = 53272057 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 (53288491) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3440 + ... + 10881.

It is an arithmetic number, because the mean of its divisors is an integer number (9030021).

Almost surely, 253288441 is an apocalyptic number.

It is an amenable number.

53288441 is a deficient number, since it is larger than the sum of its proper divisors (891685).

53288441 is an equidigital number, since it uses as much as digits as its factorization.

53288441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14443 (or 14382 counting only the distinct ones).

The product of its digits is 30720, while the sum is 35.

The square root of 53288441 is about 7299.8932183971. The cubic root of 53288441 is about 376.3087686482.

The spelling of 53288441 in words is "fifty-three million, two hundred eighty-eight thousand, four hundred forty-one".

Divisors: 1 61 3721 14321 873581 53288441