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52000255 = 5149223313
BaseRepresentation
bin1100011001011…
…1010111111111
310121211212221101
43012113113333
5101303002010
65054313531
71200665146
oct306272777
9117755841
1052000255
112739761a
12154b88a7
13aa089a8
146c9875d
15487273a
hex31975ff

52000255 has 16 divisors (see below), whose sum is σ = 63302400. Its totient is φ = 41004288.

The previous prime is 52000253. The next prime is 52000279. The reversal of 52000255 is 55200025.

It is a cyclic number.

It is not a de Polignac number, because 52000255 - 21 = 52000253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52000253) 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, 165979 + ... + 166291.

It is an arithmetic number, because the mean of its divisors is an integer number (3956400).

Almost surely, 252000255 is an apocalyptic number.

52000255 is a deficient number, since it is larger than the sum of its proper divisors (11302145).

52000255 is a wasteful number, since it uses less digits than its factorization.

52000255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690.

The product of its (nonzero) digits is 500, while the sum is 19.

The square root of 52000255 is about 7211.1202319751. The cubic root of 52000255 is about 373.2517258027.

The spelling of 52000255 in words is "fifty-two million, two hundred fifty-five", and thus it is an aban number.

Divisors: 1 5 149 223 313 745 1115 1565 33227 46637 69799 166135 233185 348995 10400051 52000255