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53228063 = 721957173
BaseRepresentation
bin1100101100001…
…1001000011111
310201011021011202
43023003020133
5102111244223
65140510115
71214300600
oct313031037
9121137152
1053228063
1128056039
12159ab33b
13b0487c5
1470d7da7
154a16428
hex32c321f

53228063 has 12 divisors (see below), whose sum is σ = 65178360. Its totient is φ = 43222032.

The previous prime is 53228057. The next prime is 53228099. The reversal of 53228063 is 36082235.

53228063 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53228063 - 24 = 53228047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53228033) 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 11 ways as a sum of consecutive naturals, for example, 27656 + ... + 29517.

It is an arithmetic number, because the mean of its divisors is an integer number (5431530).

Almost surely, 253228063 is an apocalyptic number.

53228063 is a deficient number, since it is larger than the sum of its proper divisors (11950297).

53228063 is a wasteful number, since it uses less digits than its factorization.

53228063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57206 (or 57199 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 53228063 is about 7295.7565063535. The cubic root of 53228063 is about 376.1665904884.

The spelling of 53228063 in words is "fifty-three million, two hundred twenty-eight thousand, sixty-three".

Divisors: 1 7 19 49 133 931 57173 400211 1086287 2801477 7604009 53228063