The Number

420021

Four Hundred and Twenty Thousand and Twenty-One

In Base 12 Duodecimal Is

18309912

The numbers with a 12 subscript use Base 12 Duodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

420018
18309612
Four Hundred and Twenty Thousand and Eightteen in Base 12 Duodecimal
420019
18309712
Four Hundred and Twenty Thousand and Nineteen in Base 12 Duodecimal
420020
18309812
Four Hundred and Twenty Thousand and Twenty in Base 12 Duodecimal
420022
18309a12
Four Hundred and Twenty Thousand and Twenty-Two in Base 12 Duodecimal
420023
18309b12
Four Hundred and Twenty Thousand and Twenty-Three in Base 12 Duodecimal
420024
1830a012
Four Hundred and Twenty Thousand and Twenty-Four in Base 12 Duodecimal

Scientific Notation

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

4.20021e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000071386b1253a467212

The reciprocal of 420021 in Base 12 Duodecimal.

Palindrome?

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

The number 18309912 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 twenty thousand and twenty-one is a composite number with 24 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Four hundred and twenty thousand and twenty-one 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 twenty thousand and twenty-one has the following 4 prime factors:

3
312
Three in Base 12 Duodecimal
7
712
Seven in Base 12 Duodecimal
59
4b12
Fifty-Nine in Base 12 Duodecimal
113
9512
One Hundred and Thirteen in Base 12 Duodecimal

Prime Factorization

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

3122 · 7121 · 4b121 · 95121 = 18309912

Base Conversions

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