The Number

490138

Four Hundred and Ninety Thousand One Hundred and Thirty-Eight

In Base 21 Unovigesimal Is

2aj8j21

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

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

Nearby Numbers

Positive, nonzero integers within three units

490135
2aj8g21
Four Hundred and Ninety Thousand One Hundred and Thirty-Five in Base 21 Unovigesimal
490136
2aj8h21
Four Hundred and Ninety Thousand One Hundred and Thirty-Six in Base 21 Unovigesimal
490137
2aj8i21
Four Hundred and Ninety Thousand One Hundred and Thirty-Seven in Base 21 Unovigesimal
490139
2aj8k21
Four Hundred and Ninety Thousand One Hundred and Thirty-Nine in Base 21 Unovigesimal
490140
2aj9021
Four Hundred and Ninety Thousand One Hundred and Forty in Base 21 Unovigesimal
490141
2aj9121
Four Hundred and Ninety Thousand One Hundred and Forty-One in Base 21 Unovigesimal

Scientific Notation

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

4.90138e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000086kdg63jb00921

The reciprocal of 490138 in Base 21 Unovigesimal.

Palindrome?

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

The number 2aj8j21 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 thousand one hundred and thirty-eight 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 ninety thousand one hundred and thirty-eight 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 ninety thousand one hundred and thirty-eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
22279
28aj21
Twenty-Two Thousand Two Hundred and Seventy-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 · b211 · 28aj211 = 2aj8j21

Base Conversions

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