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12441407 = 116431759
BaseRepresentation
bin101111011101…
…011100111111
3212102002101212
4233131130333
511141111112
61122355035
7210515216
oct57353477
925362355
1012441407
117028460
1241bba7b
132767ba4
14191c07d
15115b522
hexbdd73f

12441407 has 8 divisors (see below), whose sum is σ = 13601280. Its totient is φ = 11286360.

The previous prime is 12441383. The next prime is 12441419. The reversal of 12441407 is 70414421.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12441407 - 220 = 11392831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12441497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6194 + ... + 7952.

It is an arithmetic number, because the mean of its divisors is an integer number (1700160).

Almost surely, 212441407 is an apocalyptic number.

12441407 is a deficient number, since it is larger than the sum of its proper divisors (1159873).

12441407 is a wasteful number, since it uses less digits than its factorization.

12441407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2413.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 12441407 is about 3527.2378711961. The cubic root of 12441407 is about 231.7162541288.

Adding to 12441407 its reverse (70414421), we get a palindrome (82855828).

The spelling of 12441407 in words is "twelve million, four hundred forty-one thousand, four hundred seven".

Divisors: 1 11 643 1759 7073 19349 1131037 12441407