The Number

438138

Four Hundred and Thirty-Eight Thousand One Hundred and Thirty-Eight

In Base 21 Unovigesimal Is

256af21

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

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

Nearby Numbers

Positive, nonzero integers within three units

438135
256ac21
Four Hundred and Thirty-Eight Thousand One Hundred and Thirty-Five in Base 21 Unovigesimal
438136
256ad21
Four Hundred and Thirty-Eight Thousand One Hundred and Thirty-Six in Base 21 Unovigesimal
438137
256ae21
Four Hundred and Thirty-Eight Thousand One Hundred and Thirty-Seven in Base 21 Unovigesimal
438139
256ag21
Four Hundred and Thirty-Eight Thousand One Hundred and Thirty-Nine in Base 21 Unovigesimal
438140
256ah21
Four Hundred and Thirty-Eight Thousand One Hundred and Forty in Base 21 Unovigesimal
438141
256ai21
Four Hundred and Thirty-Eight 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.

4.38138e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000096fg7c8bf173b21

The reciprocal of 438138 in Base 21 Unovigesimal.

Palindrome?

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

The number 256af21 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 thirty-eight thousand one hundred and thirty-eight is a composite number with 24 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 thirty-eight thousand one hundred and thirty-eight is a composite number with 24 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 thirty-eight thousand one hundred and thirty-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
101
4h21
One Hundred and One in Base 21 Unovigesimal
241
ba21
Two Hundred and Forty-One 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 · 3212 · 4h211 · ba211 = 256af21

Base Conversions

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