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12852079 = 13992461
BaseRepresentation
bin110001000001…
…101101101111
3220011221201221
4301001231233
511242231304
61135244211
7214145422
oct61015557
926157657
1012852079
117288a59
124379667
13287caa6
1419c79b9
1511dd054
hexc41b6f

12852079 has 4 divisors (see below), whose sum is σ = 12944680. Its totient is φ = 12759480.

The previous prime is 12852071. The next prime is 12852109. The reversal of 12852079 is 97025821.

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 12852079 - 23 = 12852071 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 (12852071) 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 3 ways as a sum of consecutive naturals, for example, 46092 + ... + 46369.

It is an arithmetic number, because the mean of its divisors is an integer number (3236170).

Almost surely, 212852079 is an apocalyptic number.

12852079 is a deficient number, since it is larger than the sum of its proper divisors (92601).

12852079 is an equidigital number, since it uses as much as digits as its factorization.

12852079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92600.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 12852079 is about 3584.9796373201. The cubic root of 12852079 is about 234.2382395980.

It can be divided in two parts, 1285 and 2079, that added together give a square (3364 = 582).

The spelling of 12852079 in words is "twelve million, eight hundred fifty-two thousand, seventy-nine".

Divisors: 1 139 92461 12852079