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52105183 = 134008091
BaseRepresentation
bin1100011011000…
…0111111011111
310122001012212121
43012300333133
5101314331213
65100443411
71201613104
oct306607737
9118035777
1052105183
1127459439
1215549567
13aa44690
146cc4aab
15489388d
hex31b0fdf

52105183 has 4 divisors (see below), whose sum is σ = 56113288. Its totient is φ = 48097080.

The previous prime is 52105177. The next prime is 52105231. The reversal of 52105183 is 38150125.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52105183 - 213 = 52096991 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 (52105483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2004033 + ... + 2004058.

It is an arithmetic number, because the mean of its divisors is an integer number (14028322).

Almost surely, 252105183 is an apocalyptic number.

52105183 is a deficient number, since it is larger than the sum of its proper divisors (4008105).

52105183 is a wasteful number, since it uses less digits than its factorization.

52105183 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4008104.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 52105183 is about 7218.3919954516. The cubic root of 52105183 is about 373.5026107521.

The spelling of 52105183 in words is "fifty-two million, one hundred five thousand, one hundred eighty-three".

Divisors: 1 13 4008091 52105183