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12853383 = 34284461
BaseRepresentation
bin110001000010…
…000010000111
3220012000112020
4301002002013
511242302013
61135254223
7214152264
oct61020207
926160466
1012853383
117289a34
12437a373
13288056a
1419c826b
1511dd623
hexc42087

12853383 has 4 divisors (see below), whose sum is σ = 17137848. Its totient is φ = 8568920.

The previous prime is 12853363. The next prime is 12853387. The reversal of 12853383 is 38335821.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12853383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12853387) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2142228 + ... + 2142233.

It is an arithmetic number, because the mean of its divisors is an integer number (4284462).

Almost surely, 212853383 is an apocalyptic number.

12853383 is a deficient number, since it is larger than the sum of its proper divisors (4284465).

12853383 is an equidigital number, since it uses as much as digits as its factorization.

12853383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4284464.

The product of its digits is 17280, while the sum is 33.

The square root of 12853383 is about 3585.1615026383. The cubic root of 12853383 is about 234.2461614379.

The spelling of 12853383 in words is "twelve million, eight hundred fifty-three thousand, three hundred eighty-three".

Divisors: 1 3 4284461 12853383