The Number

420990

Four Hundred and Twenty Thousand Nine Hundred and Ninety

In Base 20 Vigesimal Is

2cc9a20

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

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

Nearby Numbers

Positive, nonzero integers within three units

420987
2cc9720
Four Hundred and Twenty Thousand Nine Hundred and Eighty-Seven in Base 20 Vigesimal
420988
2cc9820
Four Hundred and Twenty Thousand Nine Hundred and Eighty-Eight in Base 20 Vigesimal
420989
2cc9920
Four Hundred and Twenty Thousand Nine Hundred and Eighty-Nine in Base 20 Vigesimal
420991
2cc9b20
Four Hundred and Twenty Thousand Nine Hundred and Ninety-One in Base 20 Vigesimal
420992
2cc9c20
Four Hundred and Twenty Thousand Nine Hundred and Ninety-Two in Base 20 Vigesimal
420993
2cc9d20
Four Hundred and Twenty Thousand Nine Hundred and Ninety-Three in Base 20 Vigesimal

Scientific Notation

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

4.20990e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00007c090i2f5bdfh20

The reciprocal of 420990 in Base 20 Vigesimal.

Palindrome?

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

The number 2cc9a20 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 nine hundred and ninety 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 and twenty thousand nine hundred and ninety 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 and twenty thousand nine hundred and ninety has the following 4 prime factors:

2
220
Two in Base 20 Vigesimal
3
320
Three in Base 20 Vigesimal
5
520
Five in Base 20 Vigesimal
14033
1f1d20
Fourteen Thousand and Thirty-Three in Base 20 Vigesimal

Prime Factorization

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

2201 · 3201 · 5201 · 1f1d201 = 2cc9a20

Base Conversions

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