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14244405 = 357135661
BaseRepresentation
bin110110010101…
…101000110101
3222210200122120
4312111220311
512121310110
61225150153
7232034610
oct66255065
928720576
1014244405
11804a03a
12492b359
132c49756
141c6b177
1513b5870
hexd95a35

14244405 has 16 divisors (see below), whose sum is σ = 26047104. Its totient is φ = 6511680.

The previous prime is 14244397. The next prime is 14244409. The reversal of 14244405 is 50444241.

It is a happy number.

It is not a de Polignac number, because 14244405 - 23 = 14244397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14244409) 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 15 ways as a sum of consecutive naturals, for example, 67726 + ... + 67935.

It is an arithmetic number, because the mean of its divisors is an integer number (1627944).

Almost surely, 214244405 is an apocalyptic number.

14244405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14244405 is a deficient number, since it is larger than the sum of its proper divisors (11802699).

14244405 is a wasteful number, since it uses less digits than its factorization.

14244405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135676.

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 14244405 is about 3774.1760690249. The cubic root of 14244405 is about 242.4086452221.

Adding to 14244405 its reverse (50444241), we get a palindrome (64688646).

The spelling of 14244405 in words is "fourteen million, two hundred forty-four thousand, four hundred five".

Divisors: 1 3 5 7 15 21 35 105 135661 406983 678305 949627 2034915 2848881 4748135 14244405