The Number

20490

Twenty Thousand Four Hundred and Ninety

In Base 19 Nonadecimal Is

2ie819

The numbers with a 19 subscript use Base 19 Nonadecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

20487
2ie519
Twenty Thousand Four Hundred and Eighty-Seven in Base 19 Nonadecimal
20488
2ie619
Twenty Thousand Four Hundred and Eighty-Eight in Base 19 Nonadecimal
20489
2ie719
Twenty Thousand Four Hundred and Eighty-Nine in Base 19 Nonadecimal
20491
2ie919
Twenty Thousand Four Hundred and Ninety-One in Base 19 Nonadecimal
20492
2iea19
Twenty Thousand Four Hundred and Ninety-Two in Base 19 Nonadecimal
20493
2ieb19
Twenty 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.

2.0490e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00066g0ef9i09g2719

The reciprocal of 20490 in Base 19 Nonadecimal.

Palindrome?

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

The number 2ie819 is not a palindrome.

Not A Prime Number

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

Twenty thousand four hundred and ninety is a composite number with 16 total factors (including 1 and itself).   See primes in Base 19 Nonadecimal

A Composite

Composites have more than just these two factors.

Twenty thousand four 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 twenty thousand four hundred and ninety has the following 4 prime factors:

2
219
Two in Base 19 Nonadecimal
3
319
Three in Base 19 Nonadecimal
5
519
Five in Base 19 Nonadecimal
683
1gi19
Six Hundred and Eighty-Three 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 · 3191 · 5191 · 1gi191 = 2ie819

Base Conversions

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