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52783275 = 3522337827
BaseRepresentation
bin1100100101011…
…0100010101011
310200022200001010
43021112202223
5102003031100
65123155003
71210436046
oct311264253
9120280033
1052783275
1127881946
1215815a63
13ac2120c
14701dc5d
154979750
hex32568ab

52783275 has 48 divisors (see below), whose sum is σ = 93636864. Its totient is φ = 26167680.

The previous prime is 52783267. The next prime is 52783279. The reversal of 52783275 is 57238725.

52783275 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 52783275 - 23 = 52783267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52783279) 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, 63412 + ... + 64238.

It is an arithmetic number, because the mean of its divisors is an integer number (1950768).

Almost surely, 252783275 is an apocalyptic number.

52783275 is a deficient number, since it is larger than the sum of its proper divisors (40853589).

52783275 is a wasteful number, since it uses less digits than its factorization.

52783275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900 (or 895 counting only the distinct ones).

The product of its digits is 117600, while the sum is 39.

The square root of 52783275 is about 7265.2099074975. The cubic root of 52783275 is about 375.1158753019.

The spelling of 52783275 in words is "fifty-two million, seven hundred eighty-three thousand, two hundred seventy-five".

Divisors: 1 3 5 15 23 25 37 69 75 111 115 185 345 555 575 827 851 925 1725 2481 2553 2775 4135 4255 12405 12765 19021 20675 21275 30599 57063 62025 63825 91797 95105 152995 285315 458985 475525 703777 764975 1426575 2111331 2294925 3518885 10556655 17594425 52783275