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12232673 = 17719569
BaseRepresentation
bin101110101010…
…011111100001
3212000111001222
4232222133201
511112421143
61114104425
7205655525
oct56523741
925014058
1012232673
1169a5652
12411b115
1326c3b8b
1418a5d85
151119768
hexbaa7e1

12232673 has 4 divisors (see below), whose sum is σ = 12952260. Its totient is φ = 11513088.

The previous prime is 12232663. The next prime is 12232679. The reversal of 12232673 is 37623221.

12232673 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37623221 = 48137817.

It can be written as a sum of positive squares in 2 ways, for example, as 6390784 + 5841889 = 2528^2 + 2417^2 .

It is a cyclic number.

It is not a de Polignac number, because 12232673 - 26 = 12232609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12232679) 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, 359768 + ... + 359801.

It is an arithmetic number, because the mean of its divisors is an integer number (3238065).

Almost surely, 212232673 is an apocalyptic number.

It is an amenable number.

12232673 is a deficient number, since it is larger than the sum of its proper divisors (719587).

12232673 is an equidigital number, since it uses as much as digits as its factorization.

12232673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719586.

The product of its digits is 3024, while the sum is 26.

The square root of 12232673 is about 3497.5238383748. The cubic root of 12232673 is about 230.4130762033.

Adding to 12232673 its reverse (37623221), we get a palindrome (49855894).

The spelling of 12232673 in words is "twelve million, two hundred thirty-two thousand, six hundred seventy-three".

Divisors: 1 17 719569 12232673