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206068443 = 379812783
BaseRepresentation
bin11000100100001…
…01101011011011
3112100202100202120
430102011223123
5410223142233
632240432323
75051360430
oct1422055333
9470670676
10206068443
11a63582a9
12590186a3
13339004b9
141d521b87
15131574b3
hexc485adb

206068443 has 8 divisors (see below), whose sum is σ = 314009088. Its totient is φ = 117753384.

The previous prime is 206068417. The next prime is 206068451. The reversal of 206068443 is 344860602.

206068443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 206068443 - 214 = 206052059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (206068453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4906371 + ... + 4906412.

It is an arithmetic number, because the mean of its divisors is an integer number (39251136).

Almost surely, 2206068443 is an apocalyptic number.

206068443 is a deficient number, since it is larger than the sum of its proper divisors (107940645).

206068443 is an equidigital number, since it uses as much as digits as its factorization.

206068443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9812793.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 206068443 is about 14355.0842212785. The cubic root of 206068443 is about 590.6594589341.

The spelling of 206068443 in words is "two hundred six million, sixty-eight thousand, four hundred forty-three".

Divisors: 1 3 7 21 9812783 29438349 68689481 206068443