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52054135 = 571579473
BaseRepresentation
bin1100011010010…
…0100001110111
310121221121211221
43012210201313
5101311213020
65055411211
71201311220
oct306444167
9117847757
1052054135
1127424051
1215523b07
13aa27383
146cb0247
1548836aa
hex31a4877

52054135 has 16 divisors (see below), whose sum is σ = 71850816. Its totient is φ = 35463168.

The previous prime is 52054111. The next prime is 52054139. The reversal of 52054135 is 53145025.

52054135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 52054135 - 25 = 52054103 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 (52054139) 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 15 ways as a sum of consecutive naturals, for example, 759 + ... + 10231.

It is an arithmetic number, because the mean of its divisors is an integer number (4490676).

Almost surely, 252054135 is an apocalyptic number.

52054135 is a deficient number, since it is larger than the sum of its proper divisors (19796681).

52054135 is a wasteful number, since it uses less digits than its factorization.

52054135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9642.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 52054135 is about 7214.8551614014. The cubic root of 52054135 is about 373.3805960750.

The spelling of 52054135 in words is "fifty-two million, fifty-four thousand, one hundred thirty-five".

Divisors: 1 5 7 35 157 785 1099 5495 9473 47365 66311 331555 1487261 7436305 10410827 52054135