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52054415 = 572212467
BaseRepresentation
bin1100011010010…
…0100110001111
310121221122020022
43012210212033
5101311220130
65055412355
71201312100
oct306444617
9117848208
1052054415
1127424286
12155240bb
13aa2753a
146cb03a7
1548837e5
hex31a498f

52054415 has 12 divisors (see below), whose sum is σ = 72664056. Its totient is φ = 35694288.

The previous prime is 52054403. The next prime is 52054447. The reversal of 52054415 is 51445025.

52054415 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 52054415 - 24 = 52054399 is a prime.

It is a Duffinian number.

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 11 ways as a sum of consecutive naturals, for example, 105989 + ... + 106478.

It is an arithmetic number, because the mean of its divisors is an integer number (6055338).

Almost surely, 252054415 is an apocalyptic number.

52054415 is a deficient number, since it is larger than the sum of its proper divisors (20609641).

52054415 is a wasteful number, since it uses less digits than its factorization.

52054415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212486 (or 212479 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 52054415 is about 7214.8745657842. The cubic root of 52054415 is about 373.3812655471.

The spelling of 52054415 in words is "fifty-two million, fifty-four thousand, four hundred fifteen".

Divisors: 1 5 7 35 49 245 212467 1062335 1487269 7436345 10410883 52054415