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12441425 = 521074651
BaseRepresentation
bin101111011101…
…011101010001
3212102002102112
4233131131101
511141111200
61122355105
7210515243
oct57353521
925362375
1012441425
117028477
1241bba95
132767bb9
14191c093
15115b535
hexbdd751

12441425 has 12 divisors (see below), whose sum is σ = 15574896. Its totient is φ = 9858000.

The previous prime is 12441421. The next prime is 12441439. The reversal of 12441425 is 52414421.

It is not a de Polignac number, because 12441425 - 22 = 12441421 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 12441425.

It is not an unprimeable number, because it can be changed into a prime (12441421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 350 + ... + 5000.

It is an arithmetic number, because the mean of its divisors is an integer number (1297908).

Almost surely, 212441425 is an apocalyptic number.

It is an amenable number.

12441425 is a deficient number, since it is larger than the sum of its proper divisors (3133471).

12441425 is a wasteful number, since it uses less digits than its factorization.

12441425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4768 (or 4763 counting only the distinct ones).

The product of its digits is 1280, while the sum is 23.

The square root of 12441425 is about 3527.2404227668. The cubic root of 12441425 is about 231.7163658764.

Adding to 12441425 its reverse (52414421), we get a palindrome (64855846).

The spelling of 12441425 in words is "twelve million, four hundred forty-one thousand, four hundred twenty-five".

Divisors: 1 5 25 107 535 2675 4651 23255 116275 497657 2488285 12441425