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12243246 = 232040541
BaseRepresentation
bin101110101101…
…000100101110
3212001000120120
4232231010232
511113240441
61114225410
7206031411
oct56550456
925030516
1012243246
116a02594
124125266
1326c8932
1418a9b78
15111c966
hexbad12e

12243246 has 8 divisors (see below), whose sum is σ = 24486504. Its totient is φ = 4081080.

The previous prime is 12243241. The next prime is 12243251. The reversal of 12243246 is 64234221.

It is an interprime number because it is at equal distance from previous prime (12243241) and next prime (12243251).

It is a sphenic number, since it is the product of 3 distinct primes.

12243246 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12243241) 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, 1020265 + ... + 1020276.

It is an arithmetic number, because the mean of its divisors is an integer number (3060813).

Almost surely, 212243246 is an apocalyptic number.

12243246 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12243246 is a wasteful number, since it uses less digits than its factorization.

12243246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040546.

The product of its digits is 2304, while the sum is 24.

The square root of 12243246 is about 3499.0350098277. The cubic root of 12243246 is about 230.4794409822.

Adding to 12243246 its reverse (64234221), we get a palindrome (76477467).

The spelling of 12243246 in words is "twelve million, two hundred forty-three thousand, two hundred forty-six".

Divisors: 1 2 3 6 2040541 4081082 6121623 12243246