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14443321 = 113127817
BaseRepresentation
bin110111000110…
…001100111001
31000011210111211
4313012030321
512144141241
61233323121
7233523544
oct67061471
930153454
1014443321
118175532
124a064a1
132cb9159
141cbd85b
151404781
hexdc6339

14443321 has 4 divisors (see below), whose sum is σ = 14571252. Its totient is φ = 14315392.

The previous prime is 14443307. The next prime is 14443327. The reversal of 14443321 is 12334441.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1040400 + 13402921 = 1020^2 + 3661^2 .

It is a cyclic number.

It is not a de Polignac number, because 14443321 - 213 = 14435129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14443292 and 14443301.

It is not an unprimeable number, because it can be changed into a prime (14443327) 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, 63796 + ... + 64021.

It is an arithmetic number, because the mean of its divisors is an integer number (3642813).

Almost surely, 214443321 is an apocalyptic number.

It is an amenable number.

14443321 is a deficient number, since it is larger than the sum of its proper divisors (127931).

14443321 is a wasteful number, since it uses less digits than its factorization.

14443321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127930.

The product of its digits is 1152, while the sum is 22.

The square root of 14443321 is about 3800.4369485626. The cubic root of 14443321 is about 243.5318050899.

Adding to 14443321 its reverse (12334441), we get a palindrome (26777762).

The spelling of 14443321 in words is "fourteen million, four hundred forty-three thousand, three hundred twenty-one".

Divisors: 1 113 127817 14443321