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14071663 = 61230683
BaseRepresentation
bin110101101011…
…011101101111
3222110220200201
4311223131233
512100243123
61221334331
7230415154
oct65533557
928426621
1014071663
117a41281
1248673a7
132bb8c38
141c2422b
15137e5ad
hexd6b76f

14071663 has 4 divisors (see below), whose sum is σ = 14302408. Its totient is φ = 13840920.

The previous prime is 14071657. The next prime is 14071667. The reversal of 14071663 is 36617041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36617041 = 67546523.

It is a cyclic number.

It is not a de Polignac number, because 14071663 - 29 = 14071151 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 (14071667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115281 + ... + 115402.

It is an arithmetic number, because the mean of its divisors is an integer number (3575602).

Almost surely, 214071663 is an apocalyptic number.

14071663 is a deficient number, since it is larger than the sum of its proper divisors (230745).

14071663 is an equidigital number, since it uses as much as digits as its factorization.

14071663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230744.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 14071663 is about 3751.2215343805. The cubic root of 14071663 is about 241.4247601273.

The spelling of 14071663 in words is "fourteen million, seventy-one thousand, six hundred sixty-three".

Divisors: 1 61 230683 14071663