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14009983 = 131077691
BaseRepresentation
bin110101011100…
…011001111111
3222100210002021
4311130121333
512041304413
61220141011
7230040301
oct65343177
928323067
1014009983
1179a99a9
124837767
132b96b40
141c09971
15136b18d
hexd5c67f

14009983 has 4 divisors (see below), whose sum is σ = 15087688. Its totient is φ = 12932280.

The previous prime is 14009981. The next prime is 14009993. The reversal of 14009983 is 38990041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 38990041 = 61639181.

It is a cyclic number.

It is not a de Polignac number, because 14009983 - 21 = 14009981 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 (14009981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538833 + ... + 538858.

It is an arithmetic number, because the mean of its divisors is an integer number (3771922).

Almost surely, 214009983 is an apocalyptic number.

14009983 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

14009983 is a deficient number, since it is larger than the sum of its proper divisors (1077705).

14009983 is a wasteful number, since it uses less digits than its factorization.

14009983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077704.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 14009983 is about 3742.9911835322. The cubic root of 14009983 is about 241.0714995926.

The spelling of 14009983 in words is "fourteen million, nine thousand, nine hundred eighty-three".

Divisors: 1 13 1077691 14009983