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14047893 = 321560877
BaseRepresentation
bin110101100101…
…101010010101
3222102201002100
4311211222111
512044013033
61221032313
7230255646
oct65455225
928381070
1014047893
117a25432
124855699
132bab182
141c196cd
151377513
hexd65a95

14047893 has 6 divisors (see below), whose sum is σ = 20291414. Its totient is φ = 9365256.

The previous prime is 14047879. The next prime is 14047907. The reversal of 14047893 is 39874041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (14047879) and next prime (14047907).

It can be written as a sum of positive squares in only one way, i.e., 9199089 + 4848804 = 3033^2 + 2202^2 .

It is not a de Polignac number, because 14047893 - 29 = 14047381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14047853) 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 5 ways as a sum of consecutive naturals, for example, 780430 + ... + 780447.

Almost surely, 214047893 is an apocalyptic number.

It is an amenable number.

14047893 is a deficient number, since it is larger than the sum of its proper divisors (6243521).

14047893 is a wasteful number, since it uses less digits than its factorization.

14047893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1560883 (or 1560880 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 14047893 is about 3748.0518939844. The cubic root of 14047893 is about 241.2887444373.

The spelling of 14047893 in words is "fourteen million, forty-seven thousand, eight hundred ninety-three".

Divisors: 1 3 9 1560877 4682631 14047893