The Number

401809

Four Hundred and One Thousand Eight Hundred and Nine

In Base 21 Unovigesimal Is

2182g21

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

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

Nearby Numbers

Positive, nonzero integers within three units

401806
2182d21
Four Hundred and One Thousand Eight Hundred and Six in Base 21 Unovigesimal
401807
2182e21
Four Hundred and One Thousand Eight Hundred and Seven in Base 21 Unovigesimal
401808
2182f21
Four Hundred and One Thousand Eight Hundred and Eight in Base 21 Unovigesimal
401810
2182h21
Four Hundred and One Thousand Eight Hundred and Ten in Base 21 Unovigesimal
401811
2182i21
Four Hundred and One Thousand Eight Hundred and Eleven in Base 21 Unovigesimal
401812
2182j21
Four Hundred and One Thousand Eight Hundred and Twelve in Base 21 Unovigesimal

Scientific Notation

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

4.01809e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a39994c65ha521

The reciprocal of 401809 in Base 21 Unovigesimal.

Palindrome?

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

The number 2182g21 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 one thousand eight hundred and nine is a composite number with 2 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 one thousand eight hundred and nine is a composite number with 2 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 one thousand eight hundred and nine has the following 1 prime factor:

401809
2182g21
Four Hundred and One Thousand Eight Hundred and Nine in Base 21 Unovigesimal

Prime Factorization

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

2182g211 = 2182g21

Base Conversions

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