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53387060 = 2259532801
BaseRepresentation
bin1100101110100…
…1111100110100
310201110100021112
43023221330310
5102131341220
65144134152
71215532256
oct313517464
9121410245
1053387060
1128154541
1215a67358
13b0a2c9c
147139cd6
154a485c5
hex32e9f34

53387060 has 24 divisors (see below), whose sum is σ = 112270536. Its totient is φ = 21324800.

The previous prime is 53387051. The next prime is 53387083. The reversal of 53387060 is 6078335.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4218916 + 49168144 = 2054^2 + 7012^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17660 + ... + 20460.

It is an arithmetic number, because the mean of its divisors is an integer number (4677939).

Almost surely, 253387060 is an apocalyptic number.

It is an amenable number.

53387060 is an abundant number, since it is smaller than the sum of its proper divisors (58883476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53387060 is a wasteful number, since it uses less digits than its factorization.

53387060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3763 (or 3761 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 53387060 is about 7306.6449208922. The cubic root of 53387060 is about 376.5407659558.

The spelling of 53387060 in words is "fifty-three million, three hundred eighty-seven thousand, sixty".

Divisors: 1 2 4 5 10 20 953 1906 2801 3812 4765 5602 9530 11204 14005 19060 28010 56020 2669353 5338706 10677412 13346765 26693530 53387060