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52508055 = 353500537
BaseRepresentation
bin1100100001001…
…1010110010111
310122210200111210
43020103112113
5101420224210
65113232503
71205211465
oct310232627
9118720453
1052508055
1127704096
1215702733
13ab55b72
146d8b835
154922e20
hex3213597

52508055 has 8 divisors (see below), whose sum is σ = 84012912. Its totient is φ = 28004288.

The previous prime is 52508033. The next prime is 52508083. The reversal of 52508055 is 55080525.

52508055 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 not a de Polignac number, because 52508055 - 214 = 52491671 is a prime.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1750254 + ... + 1750283.

It is an arithmetic number, because the mean of its divisors is an integer number (10501614).

Almost surely, 252508055 is an apocalyptic number.

52508055 is a deficient number, since it is larger than the sum of its proper divisors (31504857).

52508055 is a wasteful number, since it uses less digits than its factorization.

52508055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3500545.

The product of its (nonzero) digits is 10000, while the sum is 30.

The square root of 52508055 is about 7246.2441995837. The cubic root of 52508055 is about 374.4627684982.

The spelling of 52508055 in words is "fifty-two million, five hundred eight thousand, fifty-five".

Divisors: 1 3 5 15 3500537 10501611 17502685 52508055