The Number

6643

Six Thousand Six Hundred and Forty-Three

In Base 11 Undecimal Is

4a9a11

The numbers with a 11 subscript use Base 11 Undecimal notation.

For more familiar numbers: See Six Thousand Six Hundred and Forty-Three in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

6640
4a9711
Six Thousand Six Hundred and Forty in Base 11 Undecimal
6641
4a9811
Six Thousand Six Hundred and Forty-One in Base 11 Undecimal
6642
4a9911
Six Thousand Six Hundred and Forty-Two in Base 11 Undecimal
6644
4aa011
Six Thousand Six Hundred and Forty-Four in Base 11 Undecimal
6645
4aa111
Six Thousand Six Hundred and Forty-Five in Base 11 Undecimal
6646
4aa211
Six Thousand Six Hundred and Forty-Six in Base 11 Undecimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

6.643e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00022275426361a82611

The reciprocal of 6643 in Base 11 Undecimal.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 4a9a11 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Six thousand six hundred and forty-three is a composite number with 8 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

Six thousand six hundred and forty-three is a composite number with 8 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number six thousand six hundred and forty-three has the following 3 prime factors:

7
711
Seven in Base 11 Undecimal
13
1211
Thirteen in Base 11 Undecimal
73
6711
Seventy-Three in Base 11 Undecimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

7111 · 12111 · 67111 = 4a9a11

Base Conversions

The number six thousand six hundred and forty-three in 35 different bases