The Number

491994

Four Hundred and Ninety-One Thousand Nine Hundred and Ninety-Four

In Base 21 Unovigesimal Is

2b2d621

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

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

Nearby Numbers

Positive, nonzero integers within three units

491991
2b2d321
Four Hundred and Ninety-One Thousand Nine Hundred and Ninety-One in Base 21 Unovigesimal
491992
2b2d421
Four Hundred and Ninety-One Thousand Nine Hundred and Ninety-Two in Base 21 Unovigesimal
491993
2b2d521
Four Hundred and Ninety-One Thousand Nine Hundred and Ninety-Three in Base 21 Unovigesimal
491995
2b2d721
Four Hundred and Ninety-One Thousand Nine Hundred and Ninety-Five in Base 21 Unovigesimal
491996
2b2d821
Four Hundred and Ninety-One Thousand Nine Hundred and Ninety-Six in Base 21 Unovigesimal
491997
2b2d921
Four Hundred and Ninety-One Thousand Nine Hundred and Ninety-Seven in Base 21 Unovigesimal

Scientific Notation

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

4.91994e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000866ge0be9kij21

The reciprocal of 491994 in Base 21 Unovigesimal.

Palindrome?

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

The number 2b2d621 is not a palindrome.

Not A Prime Number

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

Four hundred and ninety-one thousand nine hundred and ninety-four is a composite number with 20 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Four hundred and ninety-one thousand nine hundred and ninety-four 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 four hundred and ninety-one thousand nine hundred and ninety-four has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
3037
6id21
Three Thousand and Thirty-Seven in Base 21 Unovigesimal

Prime Factorization

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

2211 · 3214 · 6id211 = 2b2d621

Base Conversions

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