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53250283 = 88160443
BaseRepresentation
bin1100101100100…
…0100011101011
310201012101122201
43023020203223
5102113002113
65141201031
71214422432
oct313104353
9121171581
1053250283
11280707a9
1215a00177
13b055958
147102119
154a1ccdd
hex32c88eb

53250283 has 4 divisors (see below), whose sum is σ = 53311608. Its totient is φ = 53188960.

The previous prime is 53250259. The next prime is 53250299. The reversal of 53250283 is 38205235.

53250283 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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53250283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53251283) 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, 29341 + ... + 31102.

It is an arithmetic number, because the mean of its divisors is an integer number (13327902).

Almost surely, 253250283 is an apocalyptic number.

53250283 is a deficient number, since it is larger than the sum of its proper divisors (61325).

53250283 is an equidigital number, since it uses as much as digits as its factorization.

53250283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61324.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 53250283 is about 7297.2791504779. The cubic root of 53250283 is about 376.2189266583.

The spelling of 53250283 in words is "fifty-three million, two hundred fifty thousand, two hundred eighty-three".

Divisors: 1 881 60443 53250283