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52552109 = 269347563
BaseRepresentation
bin1100100001111…
…0000110101101
310122212220221102
43020132012231
5101423131414
65114212445
71205454101
oct310360655
9118786842
1052552109
11277341a5
1215724125
13ab6cc2c
146d9d901
154930ede
hex321e1ad

52552109 has 8 divisors (see below), whose sum is σ = 52993440. Its totient is φ = 52113136.

The previous prime is 52552103. The next prime is 52552127. The reversal of 52552109 is 90125525.

52552109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52552109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52552103) 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 7 ways as a sum of consecutive naturals, for example, 93062 + ... + 93624.

It is an arithmetic number, because the mean of its divisors is an integer number (6624180).

Almost surely, 252552109 is an apocalyptic number.

It is an amenable number.

52552109 is a deficient number, since it is larger than the sum of its proper divisors (441331).

52552109 is a wasteful number, since it uses less digits than its factorization.

52552109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179.

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 52552109 is about 7249.2833438899. The cubic root of 52552109 is about 374.5674633647.

The spelling of 52552109 in words is "fifty-two million, five hundred fifty-two thousand, one hundred nine".

Divisors: 1 269 347 563 93343 151447 195361 52552109