The Number

490

Four Hundred and Ninety

In Base 19 Nonadecimal Is

16f19

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

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

Nearby Numbers

Positive, nonzero integers within three units

487
16c19
Four Hundred and Eighty-Seven in Base 19 Nonadecimal
488
16d19
Four Hundred and Eighty-Eight in Base 19 Nonadecimal
489
16e19
Four Hundred and Eighty-Nine in Base 19 Nonadecimal
491
16g19
Four Hundred and Ninety-One in Base 19 Nonadecimal
492
16h19
Four Hundred and Ninety-Two in Base 19 Nonadecimal
493
16i19
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.

4.90e2

Reciprocal

A number multiplied with its reciprocal is one.

0.00dii500dii50119

The reciprocal of 490 in Base 19 Nonadecimal.

Palindrome?

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

The number 16f19 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 ninety is a composite number with 12 total factors (including 1 and itself).   See primes in Base 19 Nonadecimal

A Composite

Composites have more than just these two factors.

Four hundred and ninety is a composite number with 12 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 ninety has the following 3 prime factors:

2
219
Two in Base 19 Nonadecimal
5
519
Five in Base 19 Nonadecimal
7
719
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 · 5191 · 7192 = 16f19

Base Conversions

The number four hundred and ninety in 35 different bases