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12444368 = 247091097
BaseRepresentation
bin101111011110…
…001011010000
3212102020110112
4233132023100
511141204433
61122420452
7210526646
oct57361320
925366415
1012444368
11702a702
124201728
132769341
14191d196
15115c348
hexbde2d0

12444368 has 20 divisors (see below), whose sum is σ = 24166980. Its totient is φ = 6207744.

The previous prime is 12444343. The next prime is 12444389. The reversal of 12444368 is 86344421.

It can be written as a sum of positive squares in 2 ways, for example, as 2534464 + 9909904 = 1592^2 + 3148^2 .

It is a congruent number.

It is an unprimeable number.

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, 10796 + ... + 11892.

It is an arithmetic number, because the mean of its divisors is an integer number (1208349).

Almost surely, 212444368 is an apocalyptic number.

It is an amenable number.

12444368 is a deficient number, since it is larger than the sum of its proper divisors (11722612).

12444368 is a wasteful number, since it uses less digits than its factorization.

12444368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814 (or 1808 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

The square root of 12444368 is about 3527.6575797546. The cubic root of 12444368 is about 231.7346351529.

Adding to 12444368 its reverse (86344421), we get a palindrome (98788789).

The spelling of 12444368 in words is "twelve million, four hundred forty-four thousand, three hundred sixty-eight".

Divisors: 1 2 4 8 16 709 1097 1418 2194 2836 4388 5672 8776 11344 17552 777773 1555546 3111092 6222184 12444368