The Number

221490

Two Hundred and Twenty-One Thousand Four Hundred and Ninety

In Base 20 Vigesimal Is

17dea20

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

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

Nearby Numbers

Positive, nonzero integers within three units

221487
17de720
Two Hundred and Twenty-One Thousand Four Hundred and Eighty-Seven in Base 20 Vigesimal
221488
17de820
Two Hundred and Twenty-One Thousand Four Hundred and Eighty-Eight in Base 20 Vigesimal
221489
17de920
Two Hundred and Twenty-One Thousand Four Hundred and Eighty-Nine in Base 20 Vigesimal
221491
17deb20
Two Hundred and Twenty-One Thousand Four Hundred and Ninety-One in Base 20 Vigesimal
221492
17dec20
Two Hundred and Twenty-One Thousand Four Hundred and Ninety-Two in Base 20 Vigesimal
221493
17ded20
Two Hundred and Twenty-One Thousand Four 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.

2.21490e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000e8j0gfai4jd1820

The reciprocal of 221490 in Base 20 Vigesimal.

Palindrome?

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

The number 17dea20 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Two hundred and twenty-one thousand four hundred and ninety is a composite number with 48 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Two hundred and twenty-one thousand four hundred and ninety is a composite number with 48 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 two hundred and twenty-one thousand four hundred and ninety has the following 5 prime factors:

2
220
Two in Base 20 Vigesimal
3
320
Three in Base 20 Vigesimal
5
520
Five in Base 20 Vigesimal
23
1320
Twenty-Three in Base 20 Vigesimal
107
5720
One Hundred and Seven 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 · 3202 · 5201 · 13201 · 57201 = 17dea20

Base Conversions

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