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14680049 = 23638263
BaseRepresentation
bin110111111111…
…111111110001
31000121211020112
4313333333301
512224230144
61242351105
7235530656
oct67777761
930554215
1014680049
11831737a
124abb495
13306cb27
141d41c2d
15144e99e
hexdffff1

14680049 has 4 divisors (see below), whose sum is σ = 15318336. Its totient is φ = 14041764.

The previous prime is 14680037. The next prime is 14680063. The reversal of 14680049 is 94008641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 94008641 = 301931139.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-14680049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14679997 and 14680024.

It is not an unprimeable number, because it can be changed into a prime (14680349) 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, 319109 + ... + 319154.

It is an arithmetic number, because the mean of its divisors is an integer number (3829584).

Almost surely, 214680049 is an apocalyptic number.

It is an amenable number.

14680049 is a deficient number, since it is larger than the sum of its proper divisors (638287).

14680049 is an equidigital number, since it uses as much as digits as its factorization.

14680049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638286.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 14680049 is about 3831.4552065762. The cubic root of 14680049 is about 244.8551079977.

The spelling of 14680049 in words is "fourteen million, six hundred eighty thousand, forty-nine".

Divisors: 1 23 638263 14680049