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14054409 = 321561601
BaseRepresentation
bin110101100111…
…010000001001
3222110001000200
4311213100021
512044220114
61221122413
7230313645
oct65472011
928401020
1014054409
117a2a316
124859409
132bb1125
141c1bc25
151379409
hexd67409

14054409 has 6 divisors (see below), whose sum is σ = 20300826. Its totient is φ = 9369600.

The previous prime is 14054407. The next prime is 14054441. The reversal of 14054409 is 90445041.

It can be written as a sum of positive squares in only one way, i.e., 14040009 + 14400 = 3747^2 + 120^2 .

It is not a de Polignac number, because 14054409 - 21 = 14054407 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14054407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 780792 + ... + 780809.

It is an arithmetic number, because the mean of its divisors is an integer number (3383471).

Almost surely, 214054409 is an apocalyptic number.

It is an amenable number.

14054409 is a deficient number, since it is larger than the sum of its proper divisors (6246417).

14054409 is a wasteful number, since it uses less digits than its factorization.

14054409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561607 (or 1561604 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 14054409 is about 3748.9210447808. The cubic root of 14054409 is about 241.3260452727.

The spelling of 14054409 in words is "fourteen million, fifty-four thousand, four hundred nine".

Divisors: 1 3 9 1561601 4684803 14054409