The Number

409980

Four Hundred and Nine Thousand Nine Hundred and Eighty

In Base 21 Unovigesimal Is

225di21

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

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

Nearby Numbers

Positive, nonzero integers within three units

409977
225df21
Four Hundred and Nine Thousand Nine Hundred and Seventy-Seven in Base 21 Unovigesimal
409978
225dg21
Four Hundred and Nine Thousand Nine Hundred and Seventy-Eight in Base 21 Unovigesimal
409979
225dh21
Four Hundred and Nine Thousand Nine Hundred and Seventy-Nine in Base 21 Unovigesimal
409981
225dj21
Four Hundred and Nine Thousand Nine Hundred and Eighty-One in Base 21 Unovigesimal
409982
225dk21
Four Hundred and Nine Thousand Nine Hundred and Eighty-Two in Base 21 Unovigesimal
409983
225e021
Four Hundred and Nine 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.

4.09980e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00009k427j3247ce21

The reciprocal of 409980 in Base 21 Unovigesimal.

Palindrome?

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

The number 225di21 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 nine thousand nine hundred and eighty is a composite number with 24 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 nine thousand nine hundred and eighty is a composite number with 24 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 nine thousand nine hundred and eighty has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
6833
fa821
Six Thousand Eight Hundred and Thirty-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

2212 · 3211 · 5211 · fa8211 = 225di21

Base Conversions

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