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12834697 = 17374189
BaseRepresentation
bin110000111101…
…011110001001
3220011001220011
4300331132021
511241202242
61135031521
7214043641
oct60753611
926131804
1012834697
117276997
12436b5a1
132874bc5
1419c1521
1511d7d17
hexc3d789

12834697 has 4 divisors (see below), whose sum is σ = 12909060. Its totient is φ = 12760336.

The previous prime is 12834673. The next prime is 12834707. The reversal of 12834697 is 79643821.

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

It can be written as a sum of positive squares in 2 ways, for example, as 8386816 + 4447881 = 2896^2 + 2109^2 .

It is a cyclic number.

It is not a de Polignac number, because 12834697 - 211 = 12832649 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12834607) 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, 36922 + ... + 37267.

It is an arithmetic number, because the mean of its divisors is an integer number (3227265).

Almost surely, 212834697 is an apocalyptic number.

It is an amenable number.

12834697 is a deficient number, since it is larger than the sum of its proper divisors (74363).

12834697 is an equidigital number, since it uses as much as digits as its factorization.

12834697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74362.

The product of its digits is 72576, while the sum is 40.

The square root of 12834697 is about 3582.5545355235. The cubic root of 12834697 is about 234.1325922031.

It can be divided in two parts, 12834 and 697, that added together give a palindrome (13531).

The spelling of 12834697 in words is "twelve million, eight hundred thirty-four thousand, six hundred ninety-seven".

Divisors: 1 173 74189 12834697