The Number

490989

Four Hundred and Ninety Thousand Nine Hundred and Eighty-Nine

In Base 21 Unovigesimal Is

2b07921

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

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

Nearby Numbers

Positive, nonzero integers within three units

490986
2b07621
Four Hundred and Ninety Thousand Nine Hundred and Eighty-Six in Base 21 Unovigesimal
490987
2b07721
Four Hundred and Ninety Thousand Nine Hundred and Eighty-Seven in Base 21 Unovigesimal
490988
2b07821
Four Hundred and Ninety Thousand Nine Hundred and Eighty-Eight in Base 21 Unovigesimal
490990
2b07a21
Four Hundred and Ninety Thousand Nine Hundred and Ninety in Base 21 Unovigesimal
490991
2b07b21
Four Hundred and Ninety Thousand Nine Hundred and Ninety-One in Base 21 Unovigesimal
490992
2b07c21
Four Hundred and Ninety Thousand Nine Hundred and Ninety-Two in Base 21 Unovigesimal

Scientific Notation

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

4.90989e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000086e60b947306821

The reciprocal of 490989 in Base 21 Unovigesimal.

Palindrome?

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

The number 2b07921 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 thousand nine hundred and eighty-nine is a composite number with 8 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 thousand nine hundred and eighty-nine is a composite number with 8 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 thousand nine hundred and eighty-nine has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
61
2j21
Sixty-One in Base 21 Unovigesimal
2683
61g21
Two Thousand Six Hundred and Eighty-Three in Base 21 Unovigesimal

Prime Factorization

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

3211 · 2j211 · 61g211 = 2b07921

Base Conversions

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