The Number

428494

Four Hundred and Twenty-Eight Thousand Four Hundred and Ninety-Four

In Base 21 Unovigesimal Is

245da21

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

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

Nearby Numbers

Positive, nonzero integers within three units

428491
245d721
Four Hundred and Twenty-Eight Thousand Four Hundred and Ninety-One in Base 21 Unovigesimal
428492
245d821
Four Hundred and Twenty-Eight Thousand Four Hundred and Ninety-Two in Base 21 Unovigesimal
428493
245d921
Four Hundred and Twenty-Eight Thousand Four Hundred and Ninety-Three in Base 21 Unovigesimal
428495
245db21
Four Hundred and Twenty-Eight Thousand Four Hundred and Ninety-Five in Base 21 Unovigesimal
428496
245dc21
Four Hundred and Twenty-Eight Thousand Four Hundred and Ninety-Six in Base 21 Unovigesimal
428497
245dd21
Four Hundred and Twenty-Eight Thousand Four Hundred and Ninety-Seven in Base 21 Unovigesimal

Scientific Notation

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

4.28494e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00009b366010hi2h721

The reciprocal of 428494 in Base 21 Unovigesimal.

Palindrome?

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

The number 245da21 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 twenty-eight thousand four hundred and ninety-four 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.

Four hundred and twenty-eight thousand four hundred and ninety-four 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 four hundred and twenty-eight thousand four hundred and ninety-four has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
19477
223a21
Nineteen Thousand Four Hundred and Seventy-Seven 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 · b211 · 223a211 = 245da21

Base Conversions

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