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14284609 = 35813989
BaseRepresentation
bin110110011111…
…011101000001
3222212201210121
4312133131001
512124101414
61230100241
7232263043
oct66373501
928781717
1014284609
118077269
12494a681
132c61b41
141c7ba93
1513c2724
hexd9f741

14284609 has 4 divisors (see below), whose sum is σ = 14292180. Its totient is φ = 14277040.

The previous prime is 14284603. The next prime is 14284619. The reversal of 14284609 is 90648241.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 90648241 = 295330697.

It can be written as a sum of positive squares in 2 ways, for example, as 10061584 + 4223025 = 3172^2 + 2055^2 .

It is a cyclic number.

It is not a de Polignac number, because 14284609 - 25 = 14284577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14284603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1587 + ... + 5575.

It is an arithmetic number, because the mean of its divisors is an integer number (3573045).

Almost surely, 214284609 is an apocalyptic number.

It is an amenable number.

14284609 is a deficient number, since it is larger than the sum of its proper divisors (7571).

14284609 is an equidigital number, since it uses as much as digits as its factorization.

14284609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7570.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 14284609 is about 3779.4985117076. The cubic root of 14284609 is about 242.6364924023.

The spelling of 14284609 in words is "fourteen million, two hundred eighty-four thousand, six hundred nine".

Divisors: 1 3581 3989 14284609