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14202443 = 19747497
BaseRepresentation
bin110110001011…
…011001001011
3222201120002102
4312023121023
512113434233
61224224015
7231501353
oct66133113
928646072
1014202443
118020562
12490b00b
132c33618
141c59b63
1513a81e8
hexd8b64b

14202443 has 4 divisors (see below), whose sum is σ = 14949960. Its totient is φ = 13454928.

The previous prime is 14202403. The next prime is 14202451. The reversal of 14202443 is 34420241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34420241 = 56516091.

It is a cyclic number.

It is not a de Polignac number, because 14202443 - 216 = 14136907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14202403) 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 3 ways as a sum of consecutive naturals, for example, 373730 + ... + 373767.

It is an arithmetic number, because the mean of its divisors is an integer number (3737490).

Almost surely, 214202443 is an apocalyptic number.

14202443 is a deficient number, since it is larger than the sum of its proper divisors (747517).

14202443 is an equidigital number, since it uses as much as digits as its factorization.

14202443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747516.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 14202443 is about 3768.6128747856. The cubic root of 14202443 is about 242.1703772535.

Adding to 14202443 its reverse (34420241), we get a palindrome (48622684).

The spelling of 14202443 in words is "fourteen million, two hundred two thousand, four hundred forty-three".

Divisors: 1 19 747497 14202443