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12834273 = 34278091
BaseRepresentation
bin110000111101…
…010111100001
3220011001022110
4300331113201
511241144043
61135025533
7214042464
oct60752741
926131273
1012834273
117276641
12436b2a9
13287495a
1419c12db
1511d7b33
hexc3d5e1

12834273 has 4 divisors (see below), whose sum is σ = 17112368. Its totient is φ = 8556180.

The previous prime is 12834257. The next prime is 12834281. The reversal of 12834273 is 37243821.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12834273 - 24 = 12834257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12834273.

It is not an unprimeable number, because it can be changed into a prime (12834293) 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, 2139043 + ... + 2139048.

It is an arithmetic number, because the mean of its divisors is an integer number (4278092).

Almost surely, 212834273 is an apocalyptic number.

It is an amenable number.

12834273 is a deficient number, since it is larger than the sum of its proper divisors (4278095).

12834273 is an equidigital number, since it uses as much as digits as its factorization.

12834273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4278094.

The product of its digits is 8064, while the sum is 30.

The square root of 12834273 is about 3582.4953593829. The cubic root of 12834273 is about 234.1300139495.

The spelling of 12834273 in words is "twelve million, eight hundred thirty-four thousand, two hundred seventy-three".

Divisors: 1 3 4278091 12834273