The Number

81409

Eighty-One Thousand Four Hundred and Nine

In Base 19 Nonadecimal Is

bg9d19

The numbers with a 19 subscript use Base 19 Nonadecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81406
bg9a19
Eighty-One Thousand Four Hundred and Six in Base 19 Nonadecimal
81407
bg9b19
Eighty-One Thousand Four Hundred and Seven in Base 19 Nonadecimal
81408
bg9c19
Eighty-One Thousand Four Hundred and Eight in Base 19 Nonadecimal
81410
bg9e19
Eighty-One Thousand Four Hundred and Ten in Base 19 Nonadecimal
81411
bg9f19
Eighty-One Thousand Four Hundred and Eleven in Base 19 Nonadecimal
81412
bg9g19
Eighty-One Thousand Four Hundred and Twelve in Base 19 Nonadecimal

Scientific Notation

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

8.1409e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001b7h04182gf7219

The reciprocal of 81409 in Base 19 Nonadecimal.

Palindrome?

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

The number bg9d19 is not a palindrome.

A Prime Number

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

Eighty-one thousand four hundred and nine is the 7966th prime number.   See primes in Base 19 Nonadecimal

Not A Composite

Composites have more than just these two factors.

Eighty-One Thousand Four Hundred and Nine is not a composite number because it has exactly two factors: One and Eighty-One Thousand Four Hundred and Nine

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 four hundred and nine has the following 1 prime factor:

81409
bg9d19
Eighty-One Thousand Four Hundred and Nine in Base 19 Nonadecimal

Prime Factorization

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

bg9d191 = bg9d19

Base Conversions

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