The Number

221490

Two Hundred and Twenty-One Thousand Four Hundred and Ninety

In Base 19 Nonadecimal Is

1d5a719

The numbers with a 19 subscript use Base 19 Nonadecimal 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
1d5a419
Two Hundred and Twenty-One Thousand Four Hundred and Eighty-Seven in Base 19 Nonadecimal
221488
1d5a519
Two Hundred and Twenty-One Thousand Four Hundred and Eighty-Eight in Base 19 Nonadecimal
221489
1d5a619
Two Hundred and Twenty-One Thousand Four Hundred and Eighty-Nine in Base 19 Nonadecimal
221491
1d5a819
Two Hundred and Twenty-One Thousand Four Hundred and Ninety-One in Base 19 Nonadecimal
221492
1d5a919
Two Hundred and Twenty-One Thousand Four Hundred and Ninety-Two in Base 19 Nonadecimal
221493
1d5aa19
Two Hundred and Twenty-One Thousand Four Hundred and Ninety-Three in Base 19 Nonadecimal

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.

0.0000b37dd2195hf5a19

The reciprocal of 221490 in Base 19 Nonadecimal.

Palindrome?

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

The number 1d5a719 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 19 Nonadecimal

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
219
Two in Base 19 Nonadecimal
3
319
Three in Base 19 Nonadecimal
5
519
Five in Base 19 Nonadecimal
23
1419
Twenty-Three in Base 19 Nonadecimal
107
5c19
One Hundred and Seven in Base 19 Nonadecimal

Prime Factorization

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

2191 · 3192 · 5191 · 14191 · 5c191 = 1d5a719

Base Conversions

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