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53093775 = 3527234397
BaseRepresentation
bin1100101010001…
…0010110001111
310200220102222010
43022202112033
5102043000100
65133552303
71213201230
oct312422617
9120812863
1053093775
1127a74159
1215945693
13accc647
1470a1087
1549db750
hex32a258f

53093775 has 48 divisors (see below), whose sum is σ = 104707584. Its totient is φ = 23210880.

The previous prime is 53093773. The next prime is 53093783. The reversal of 53093775 is 57739035.

53093775 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 53093775 - 21 = 53093773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53093773) 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 47 ways as a sum of consecutive naturals, for example, 9877 + ... + 14273.

It is an arithmetic number, because the mean of its divisors is an integer number (2181408).

Almost surely, 253093775 is an apocalyptic number.

53093775 is a deficient number, since it is larger than the sum of its proper divisors (51613809).

53093775 is a wasteful number, since it uses less digits than its factorization.

53093775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4440 (or 4435 counting only the distinct ones).

The product of its (nonzero) digits is 99225, while the sum is 39.

The square root of 53093775 is about 7286.5475363851. The cubic root of 53093775 is about 375.8499830656.

The spelling of 53093775 in words is "fifty-three million, ninety-three thousand, seven hundred seventy-five".

Divisors: 1 3 5 7 15 21 23 25 35 69 75 105 115 161 175 345 483 525 575 805 1725 2415 4025 4397 12075 13191 21985 30779 65955 92337 101131 109925 153895 303393 329775 461685 505655 707917 769475 1516965 2123751 2308425 2528275 3539585 7584825 10618755 17697925 53093775