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53385208 = 2323290137
BaseRepresentation
bin1100101110100…
…1011111111000
310201110020201221
43023221133320
5102131311313
65144121424
71215524002
oct313513770
9121406657
1053385208
1128153108
1215a66274
13b0a21a6
147139372
154a47c8d
hex32e97f8

53385208 has 16 divisors (see below), whose sum is σ = 104449680. Its totient is φ = 25531968.

The previous prime is 53385197. The next prime is 53385217. The reversal of 53385208 is 80258335.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144885 + ... + 145252.

It is an arithmetic number, because the mean of its divisors is an integer number (6528105).

Almost surely, 253385208 is an apocalyptic number.

It is an amenable number.

53385208 is a deficient number, since it is larger than the sum of its proper divisors (51064472).

53385208 is a wasteful number, since it uses less digits than its factorization.

53385208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290166 (or 290162 counting only the distinct ones).

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

The square root of 53385208 is about 7306.5181858393. The cubic root of 53385208 is about 376.5364118322.

The spelling of 53385208 in words is "fifty-three million, three hundred eighty-five thousand, two hundred eight".

Divisors: 1 2 4 8 23 46 92 184 290137 580274 1160548 2321096 6673151 13346302 26692604 53385208