The Number

490021

Four Hundred and Ninety Thousand and Twenty-One

In Base 21 Unovigesimal Is

2aj3721

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

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

Nearby Numbers

Positive, nonzero integers within three units

490018
2aj3421
Four Hundred and Ninety Thousand and Eightteen in Base 21 Unovigesimal
490019
2aj3521
Four Hundred and Ninety Thousand and Nineteen in Base 21 Unovigesimal
490020
2aj3621
Four Hundred and Ninety Thousand and Twenty in Base 21 Unovigesimal
490022
2aj3821
Four Hundred and Ninety Thousand and Twenty-Two in Base 21 Unovigesimal
490023
2aj3921
Four Hundred and Ninety Thousand and Twenty-Three in Base 21 Unovigesimal
490024
2aj3a21
Four Hundred and Ninety Thousand and Twenty-Four in Base 21 Unovigesimal

Scientific Notation

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

4.90021e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000870b44cf28dd921

The reciprocal of 490021 in Base 21 Unovigesimal.

Palindrome?

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

The number 2aj3721 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 and twenty-one is a composite number with 4 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 and twenty-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 four hundred and ninety thousand and twenty-one has the following 2 prime factors:

7
721
Seven in Base 21 Unovigesimal
70003
7bfa21
Seventy Thousand and 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

7211 · 7bfa211 = 2aj3721

Base Conversions

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