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12853189 = 31537823
BaseRepresentation
bin110001000001…
…111111000101
3220012000021001
4301001333011
511242300224
61135253301
7214151566
oct61017705
926160231
1012853189
117289878
12437a231
13288044b
1419c816d
1511dd544
hexc41fc5

12853189 has 8 divisors (see below), whose sum is σ = 13519872. Its totient is φ = 12202320.

The previous prime is 12853163. The next prime is 12853199. The reversal of 12853189 is 98135821.

12853189 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 12853189 - 211 = 12851141 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 (12853109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2269 + ... + 5554.

It is an arithmetic number, because the mean of its divisors is an integer number (1689984).

Almost surely, 212853189 is an apocalyptic number.

It is an amenable number.

12853189 is a deficient number, since it is larger than the sum of its proper divisors (666683).

12853189 is an equidigital number, since it uses as much as digits as its factorization.

12853189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7907.

The product of its digits is 17280, while the sum is 37.

The square root of 12853189 is about 3585.1344465724. The cubic root of 12853189 is about 234.2449829159.

The spelling of 12853189 in words is "twelve million, eight hundred fifty-three thousand, one hundred eighty-nine".

Divisors: 1 31 53 1643 7823 242513 414619 12853189