The Number

138129

One Hundred and Thirty-Eight Thousand One Hundred and Twenty-Nine

In Base 21 Unovigesimal Is

ej4c21

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

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

Nearby Numbers

Positive, nonzero integers within three units

138126
ej4921
One Hundred and Thirty-Eight Thousand One Hundred and Twenty-Six in Base 21 Unovigesimal
138127
ej4a21
One Hundred and Thirty-Eight Thousand One Hundred and Twenty-Seven in Base 21 Unovigesimal
138128
ej4b21
One Hundred and Thirty-Eight Thousand One Hundred and Twenty-Eight in Base 21 Unovigesimal
138130
ej4d21
One Hundred and Thirty-Eight Thousand One Hundred and Thirty in Base 21 Unovigesimal
138131
ej4e21
One Hundred and Thirty-Eight Thousand One Hundred and Thirty-One in Base 21 Unovigesimal
138132
ej4f21
One Hundred and Thirty-Eight Thousand One Hundred and Thirty-Two in Base 21 Unovigesimal

Scientific Notation

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

1.38129e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00018bj3f5658h2d21

The reciprocal of 138129 in Base 21 Unovigesimal.

Palindrome?

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

The number ej4c21 is not a palindrome.

Not A Prime Number

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

One hundred and thirty-eight thousand one hundred and twenty-nine 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.

One hundred and thirty-eight thousand one hundred and twenty-nine 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 one hundred and thirty-eight thousand one hundred and twenty-nine has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
41
1k21
Forty-One in Base 21 Unovigesimal
1123
2ba21
One Thousand One Hundred and Twenty-Three in Base 21 Unovigesimal

Prime Factorization

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

3211 · 1k211 · 2ba211 = ej4c21

Base Conversions

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