The Number

490980

Four Hundred and Ninety Thousand Nine Hundred and Eighty

In Base 21 Unovigesimal Is

2b07021

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 in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

490977
2b06i21
Four Hundred and Ninety Thousand Nine Hundred and Seventy-Seven in Base 21 Unovigesimal
490978
2b06j21
Four Hundred and Ninety Thousand Nine Hundred and Seventy-Eight in Base 21 Unovigesimal
490979
2b06k21
Four Hundred and Ninety Thousand Nine Hundred and Seventy-Nine in Base 21 Unovigesimal
490981
2b07121
Four Hundred and Ninety Thousand Nine Hundred and Eighty-One in Base 21 Unovigesimal
490982
2b07221
Four Hundred and Ninety Thousand Nine Hundred and Eighty-Two in Base 21 Unovigesimal
490983
2b07321
Four Hundred and Ninety Thousand Nine Hundred and Eighty-Three in Base 21 Unovigesimal

Scientific Notation

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

4.90980e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000086e7943b715h21

The reciprocal of 490980 in Base 21 Unovigesimal.

Palindrome?

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

The number 2b07021 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 is a composite number with 72 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 is a composite number with 72 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 has the following 5 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
167
7k21
One Hundred and Sixty-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

2212 · 3211 · 5211 · 7212 · 7k211 = 2b07021

Base Conversions

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