The Number

81008

Eighty-One Thousand and Eight

In Base 19 Nonadecimal Is

bf7b19

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

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

Nearby Numbers

Positive, nonzero integers within three units

81005
bf7819
Eighty-One Thousand and Five in Base 19 Nonadecimal
81006
bf7919
Eighty-One Thousand and Six in Base 19 Nonadecimal
81007
bf7a19
Eighty-One Thousand and Seven in Base 19 Nonadecimal
81009
bf7c19
Eighty-One Thousand and Nine in Base 19 Nonadecimal
81010
bf7d19
Eighty-One Thousand and Ten in Base 19 Nonadecimal
81011
bf7e19
Eighty-One Thousand and Eleven in Base 19 Nonadecimal

Scientific Notation

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

8.1008e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001bae6h5if7ce3919

The reciprocal of 81008 in Base 19 Nonadecimal.

Palindrome?

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

The number bf7b19 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 and eight is a composite number with 20 total factors (including 1 and itself).   See primes in Base 19 Nonadecimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand and eight is a composite number with 20 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 and eight has the following 3 prime factors:

2
219
Two in Base 19 Nonadecimal
61
3419
Sixty-One in Base 19 Nonadecimal
83
4719
Eighty-Three in Base 19 Nonadecimal

Prime Factorization

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

2194 · 34191 · 47191 = bf7b19

Base Conversions

The number eighty-one thousand and eight in 35 different bases