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52140179 = 713572969
BaseRepresentation
bin1100011011100…
…1100010010011
310122002222212202
43012321202103
5101321441204
65101313415
71202120120
oct306714223
9118088782
1052140179
1127482763
121556586b
13aa575a0
146cd3747
15489de1e
hex31b9893

52140179 has 8 divisors (see below), whose sum is σ = 64172640. Its totient is φ = 41253696.

The previous prime is 52140163. The next prime is 52140191. The reversal of 52140179 is 97104125.

52140179 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 52140179 - 24 = 52140163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52140679) 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, 286394 + ... + 286575.

It is an arithmetic number, because the mean of its divisors is an integer number (8021580).

Almost surely, 252140179 is an apocalyptic number.

52140179 is a deficient number, since it is larger than the sum of its proper divisors (12032461).

52140179 is a wasteful number, since it uses less digits than its factorization.

52140179 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572989.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 52140179 is about 7220.8156741465. The cubic root of 52140179 is about 373.5862119816.

The spelling of 52140179 in words is "fifty-two million, one hundred forty thousand, one hundred seventy-nine".

Divisors: 1 7 13 91 572969 4010783 7448597 52140179