The Number

138172

One Hundred and Thirty-Eight Thousand One Hundred and Seventy-Two

In Base 21 Unovigesimal Is

ej6d21

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 Seventy-Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

138169
ej6a21
One Hundred and Thirty-Eight Thousand One Hundred and Sixty-Nine in Base 21 Unovigesimal
138170
ej6b21
One Hundred and Thirty-Eight Thousand One Hundred and Seventy in Base 21 Unovigesimal
138171
ej6c21
One Hundred and Thirty-Eight Thousand One Hundred and Seventy-One in Base 21 Unovigesimal
138173
ej6e21
One Hundred and Thirty-Eight Thousand One Hundred and Seventy-Three in Base 21 Unovigesimal
138174
ej6f21
One Hundred and Thirty-Eight Thousand One Hundred and Seventy-Four in Base 21 Unovigesimal
138175
ej6g21
One Hundred and Thirty-Eight Thousand One Hundred and Seventy-Five in Base 21 Unovigesimal

Scientific Notation

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

1.38172e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00018bf2af6g5g8221

The reciprocal of 138172 in Base 21 Unovigesimal.

Palindrome?

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

The number ej6d21 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 seventy-two is a composite number with 6 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 seventy-two is a composite number with 6 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 seventy-two has the following 2 prime factors:

2
221
Two in Base 21 Unovigesimal
34543
3f6j21
Thirty-Four Thousand Five Hundred and Forty-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

2212 · 3f6j211 = ej6d21

Base Conversions

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