The Number

81909

Eighty-One Thousand Nine Hundred and Nine

In Base 3 Ternary Is

110111002003

The numbers with a 3 subscript use Base 3 Ternary notation.

For more familiar numbers: See Eighty-One Thousand Nine Hundred and Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

81906
110111001203
Eighty-One Thousand Nine Hundred and Six in Base 3 Ternary
81907
110111001213
Eighty-One Thousand Nine Hundred and Seven in Base 3 Ternary
81908
110111001223
Eighty-One Thousand Nine Hundred and Eight in Base 3 Ternary
81910
110111002013
Eighty-One Thousand Nine Hundred and Ten in Base 3 Ternary
81911
110111002023
Eighty-One Thousand Nine Hundred and Eleven in Base 3 Ternary
81912
110111002103
Eighty-One Thousand Nine Hundred and Twelve in Base 3 Ternary

Scientific Notation

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

8.1909e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000000002011101122000001121020212121001013

The reciprocal of 81909 in Base 3 Ternary.

Palindrome?

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

The number 110111002003 is not a palindrome.

Not A Prime Number

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

Eighty-one thousand nine hundred and nine is a composite number with 12 total factors (including 1 and itself).   See primes in Base 3 Ternary

A Composite

Composites have more than just these two factors.

Eighty-one thousand nine hundred and nine is a composite number with 12 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 eighty-one thousand nine hundred and nine has the following 3 prime factors:

3
103
Three in Base 3 Ternary
19
2013
Nineteen in Base 3 Ternary
479
1222023
Four Hundred and Seventy-Nine in Base 3 Ternary

Prime Factorization

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

1032 · 20131 · 12220231 = 110111002003

Base Conversions

The number eighty-one thousand nine hundred and nine in 35 different bases