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14444785 = 515718401
BaseRepresentation
bin110111000110…
…100011110001
31000011212112001
4313012203301
512144213120
61233334001
7233531035
oct67064361
930155461
1014444785
118176643
124a07301
132cb9a14
141cc01c5
151404e0a
hexdc68f1

14444785 has 8 divisors (see below), whose sum is σ = 17445096. Its totient is φ = 11481600.

The previous prime is 14444783. The next prime is 14444797. The reversal of 14444785 is 58744441.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 516961 + 13927824 = 719^2 + 3732^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14444785 - 21 = 14444783 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14444783) 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, 8416 + ... + 9985.

It is an arithmetic number, because the mean of its divisors is an integer number (2180637).

Almost surely, 214444785 is an apocalyptic number.

It is an amenable number.

14444785 is a deficient number, since it is larger than the sum of its proper divisors (3000311).

14444785 is a wasteful number, since it uses less digits than its factorization.

14444785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18563.

The product of its digits is 71680, while the sum is 37.

The square root of 14444785 is about 3800.6295531135. The cubic root of 14444785 is about 243.5400330802.

The spelling of 14444785 in words is "fourteen million, four hundred forty-four thousand, seven hundred eighty-five".

Divisors: 1 5 157 785 18401 92005 2888957 14444785