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14215 = 52843
BaseRepresentation
bin11011110000111
3201111111
43132013
5423330
6145451
756305
oct33607
921444
1014215
11a753
128287
136616
145275
15432a
hex3787

14215 has 4 divisors (see below), whose sum is σ = 17064. Its totient is φ = 11368.

The previous prime is 14207. The next prime is 14221. The reversal of 14215 is 51241.

Adding to 14215 its reverse (51241), we get a palindrome (65456).

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14215 - 23 = 14207 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 14195 and 14204.

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, 1417 + ... + 1426.

It is an arithmetic number, because the mean of its divisors is an integer number (4266).

214215 is an apocalyptic number.

14215 is a deficient number, since it is larger than the sum of its proper divisors (2849).

14215 is an equidigital number, since it uses as much as digits as its factorization.

14215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2848.

The product of its digits is 40, while the sum is 13.

The square root of 14215 is about 119.2266748677. The cubic root of 14215 is about 24.2241727365.

The spelling of 14215 in words is "fourteen thousand, two hundred fifteen".

Divisors: 1 5 2843 14215