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14006285 = 52801257
BaseRepresentation
bin110101011011…
…100000001101
3222100121000022
4311123200031
512041200120
61220111525
7230023436
oct65334015
928317008
1014006285
1179a7147
1248355a5
132b95257
141c0848d
15136a025
hexd5b80d

14006285 has 4 divisors (see below), whose sum is σ = 16807548. Its totient is φ = 11205024.

The previous prime is 14006273. The next prime is 14006299. The reversal of 14006285 is 58260041.

14006285 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58260041 = 78322863.

It can be written as a sum of positive squares in 2 ways, for example, as 5262436 + 8743849 = 2294^2 + 2957^2 .

It is a cyclic number.

It is not a de Polignac number, because 14006285 - 28 = 14006029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1400624 + ... + 1400633.

It is an arithmetic number, because the mean of its divisors is an integer number (4201887).

Almost surely, 214006285 is an apocalyptic number.

It is an amenable number.

14006285 is a deficient number, since it is larger than the sum of its proper divisors (2801263).

14006285 is an equidigital number, since it uses as much as digits as its factorization.

14006285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2801262.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 14006285 is about 3742.4971609876. The cubic root of 14006285 is about 241.0502870793.

The spelling of 14006285 in words is "fourteen million, six thousand, two hundred eighty-five".

Divisors: 1 5 2801257 14006285