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14214223 = 194211777
BaseRepresentation
bin110110001110…
…010001001111
3222202011020201
4312032101033
512114323343
61224354331
7231550612
oct66162117
928664221
1014214223
1180293a1
1249159a7
132c38aaa
141c60179
1513ab94d
hexd8e44f

14214223 has 8 divisors (see below), whose sum is σ = 15006320. Its totient is φ = 13426560.

The previous prime is 14214203. The next prime is 14214289. The reversal of 14214223 is 32241241.

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 14214223 - 25 = 14214191 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14214223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14214203) 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 7 ways as a sum of consecutive naturals, for example, 7111 + ... + 8887.

It is an arithmetic number, because the mean of its divisors is an integer number (1875790).

Almost surely, 214214223 is an apocalyptic number.

14214223 is a deficient number, since it is larger than the sum of its proper divisors (792097).

14214223 is a wasteful number, since it uses less digits than its factorization.

14214223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2217.

The product of its digits is 384, while the sum is 19.

The square root of 14214223 is about 3770.1754601079. The cubic root of 14214223 is about 242.2373135940.

Adding to 14214223 its reverse (32241241), we get a palindrome (46455464).

It can be divided in two parts, 142 and 14223, that added together give a triangular number (14365 = T169).

The spelling of 14214223 in words is "fourteen million, two hundred fourteen thousand, two hundred twenty-three".

Divisors: 1 19 421 1777 7999 33763 748117 14214223