The Number

16809

Sixteen Thousand Eight Hundred and Nine

In Base 21 Unovigesimal Is

1h2921

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Sixteen Thousand Eight Hundred and Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

16806
1h2621
Sixteen Thousand Eight Hundred and Six in Base 21 Unovigesimal
16807
1h2721
Sixteen Thousand Eight Hundred and Seven in Base 21 Unovigesimal
16808
1h2821
Sixteen Thousand Eight Hundred and Eight in Base 21 Unovigesimal
16810
1h2a21
Sixteen Thousand Eight Hundred and Ten in Base 21 Unovigesimal
16811
1h2b21
Sixteen Thousand Eight Hundred and Eleven in Base 21 Unovigesimal
16812
1h2c21
Sixteen Thousand Eight Hundred and Twelve in Base 21 Unovigesimal

Scientific Notation

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

1.6809e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000bbk854k11h6k21

The reciprocal of 16809 in Base 21 Unovigesimal.

Palindrome?

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

The number 1h2921 is not a palindrome.

Not A Prime Number

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

Sixteen thousand eight hundred and nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Sixteen thousand eight hundred and nine 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 sixteen thousand eight hundred and nine has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
431
kb21
Four Hundred and Thirty-One in Base 21 Unovigesimal

Prime Factorization

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

3211 · d211 · kb211 = 1h2921

Base Conversions

The number sixteen thousand eight hundred and nine in 35 different bases