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53255303 = 311717913
BaseRepresentation
bin1100101100100…
…1110010000111
310201012122112122
43023021302013
5102113132203
65141240155
71214443163
oct313116207
9121178478
1053255303
1128074552
1215a0305b
13b05801a
147103ca3
154a1e538
hex32c9c87

53255303 has 4 divisors (see below), whose sum is σ = 54973248. Its totient is φ = 51537360.

The previous prime is 53255287. The next prime is 53255311. The reversal of 53255303 is 30355235.

53255303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30355235 = 56071047.

It is a cyclic number.

It is not a de Polignac number, because 53255303 - 24 = 53255287 is a prime.

It is a super-2 number, since 2×532553032 = 5672254595243618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53255353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 858926 + ... + 858987.

It is an arithmetic number, because the mean of its divisors is an integer number (13743312).

Almost surely, 253255303 is an apocalyptic number.

53255303 is a deficient number, since it is larger than the sum of its proper divisors (1717945).

53255303 is a wasteful number, since it uses less digits than its factorization.

53255303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1717944.

The product of its (nonzero) digits is 6750, while the sum is 26.

The square root of 53255303 is about 7297.6231061901. The cubic root of 53255303 is about 376.2307485652.

The spelling of 53255303 in words is "fifty-three million, two hundred fifty-five thousand, three hundred three".

Divisors: 1 31 1717913 53255303