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52555075 = 5217313989
BaseRepresentation
bin1100100001111…
…0110101000011
310122220002000021
43020132311003
5101423230300
65114234311
71205465536
oct310366503
9118802007
1052555075
1127736451
1215725997
13ab713a1
146da0a1d
154931d1a
hex321ed43

52555075 has 24 divisors (see below), whose sum is σ = 71245440. Its totient is φ = 38284800.

The previous prime is 52555051. The next prime is 52555103. The reversal of 52555075 is 57055525.

52555075 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 52555075 - 25 = 52555043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52555075.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 11181 + ... + 15169.

It is an arithmetic number, because the mean of its divisors is an integer number (2968560).

Almost surely, 252555075 is an apocalyptic number.

52555075 is a deficient number, since it is larger than the sum of its proper divisors (18690365).

52555075 is a wasteful number, since it uses less digits than its factorization.

52555075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4047 (or 4042 counting only the distinct ones).

The product of its (nonzero) digits is 43750, while the sum is 34.

The square root of 52555075 is about 7249.4879129494. The cubic root of 52555075 is about 374.5745099972.

It can be divided in two parts, 525550 and 75, that added together give a square (525625 = 7252).

The spelling of 52555075 in words is "fifty-two million, five hundred fifty-five thousand, seventy-five".

Divisors: 1 5 17 25 31 85 155 425 527 775 2635 3989 13175 19945 67813 99725 123659 339065 618295 1695325 2102203 3091475 10511015 52555075