The Number

19490

Nineteen Thousand Four Hundred and Ninety

In Base 21 Unovigesimal Is

224221

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

19487
223k21
Nineteen Thousand Four Hundred and Eighty-Seven in Base 21 Unovigesimal
19488
224021
Nineteen Thousand Four Hundred and Eighty-Eight in Base 21 Unovigesimal
19489
224121
Nineteen Thousand Four Hundred and Eighty-Nine in Base 21 Unovigesimal
19491
224321
Nineteen Thousand Four Hundred and Ninety-One in Base 21 Unovigesimal
19492
224421
Nineteen Thousand Four Hundred and Ninety-Two in Base 21 Unovigesimal
19493
224521
Nineteen Thousand Four Hundred and Ninety-Three in Base 21 Unovigesimal

Scientific Notation

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

1.9490e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0009kbaj038ffh921

The reciprocal of 19490 in Base 21 Unovigesimal.

Palindrome?

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

The number 224221 is not a palindrome.

Not A Prime Number

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

Nineteen thousand four hundred and ninety is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Nineteen thousand four hundred and ninety is a composite number with 8 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 nineteen thousand four hundred and ninety has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
1949
48h21
One Thousand Nine Hundred and Forty-Nine in Base 21 Unovigesimal

Prime Factorization

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

2211 · 5211 · 48h211 = 224221

Base Conversions

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