The Number

81491

Eighty-One Thousand Four Hundred and Ninety-One

In Base 19 Nonadecimal Is

bge019

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

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

Nearby Numbers

Positive, nonzero integers within three units

81488
bgdg19
Eighty-One Thousand Four Hundred and Eighty-Eight in Base 19 Nonadecimal
81489
bgdh19
Eighty-One Thousand Four Hundred and Eighty-Nine in Base 19 Nonadecimal
81490
bgdi19
Eighty-One Thousand Four Hundred and Ninety in Base 19 Nonadecimal
81492
bge119
Eighty-One Thousand Four Hundred and Ninety-Two in Base 19 Nonadecimal
81493
bge219
Eighty-One Thousand Four Hundred and Ninety-Three in Base 19 Nonadecimal
81494
bge319
Eighty-One Thousand Four Hundred and Ninety-Four in Base 19 Nonadecimal

Scientific Notation

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

8.1491e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001b75i5a27ei7dd19

The reciprocal of 81491 in Base 19 Nonadecimal.

Palindrome?

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

The number bge019 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 four hundred and ninety-one is a composite number with 4 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 four hundred and ninety-one is a composite number with 4 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 four hundred and ninety-one has the following 2 prime factors:

19
1019
Nineteen in Base 19 Nonadecimal
4289
bge19
Four Thousand Two Hundred and Eighty-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

10191 · bge191 = bge019

Base Conversions

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