The Number

400809

Four Hundred Thousand Eight Hundred and Nine

In Base 20 Vigesimal Is

2a20920

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

400806
2a20620
Four Hundred Thousand Eight Hundred and Six in Base 20 Vigesimal
400807
2a20720
Four Hundred Thousand Eight Hundred and Seven in Base 20 Vigesimal
400808
2a20820
Four Hundred Thousand Eight Hundred and Eight in Base 20 Vigesimal
400810
2a20a20
Four Hundred Thousand Eight Hundred and Ten in Base 20 Vigesimal
400811
2a20b20
Four Hundred Thousand Eight Hundred and Eleven in Base 20 Vigesimal
400812
2a20c20
Four Hundred Thousand Eight Hundred and Twelve in Base 20 Vigesimal

Scientific Notation

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

4.00809e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00007jdag8a24fbf820

The reciprocal of 400809 in Base 20 Vigesimal.

Palindrome?

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

The number 2a20920 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 thousand eight hundred and nine is a composite number with 16 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Four hundred thousand eight hundred and nine is a composite number with 16 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 thousand eight hundred and nine has the following 4 prime factors:

3
320
Three in Base 20 Vigesimal
17
h20
Seventeen in Base 20 Vigesimal
29
1920
Twenty-Nine in Base 20 Vigesimal
271
db20
Two Hundred and Seventy-One in Base 20 Vigesimal

Prime Factorization

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

3201 · h201 · 19201 · db201 = 2a20920

Base Conversions

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