The Number

138216

One Hundred and Thirty-Eight Thousand Two Hundred and Sixteen

In Base 21 Unovigesimal Is

ej8f21

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

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

Nearby Numbers

Positive, nonzero integers within three units

138213
ej8c21
One Hundred and Thirty-Eight Thousand Two Hundred and Thirteen in Base 21 Unovigesimal
138214
ej8d21
One Hundred and Thirty-Eight Thousand Two Hundred and Fourteen in Base 21 Unovigesimal
138215
ej8e21
One Hundred and Thirty-Eight Thousand Two Hundred and Fifteen in Base 21 Unovigesimal
138217
ej8g21
One Hundred and Thirty-Eight Thousand Two Hundred and Seventeen in Base 21 Unovigesimal
138218
ej8h21
One Hundred and Thirty-Eight Thousand Two Hundred and Eightteen in Base 21 Unovigesimal
138219
ej8i21
One Hundred and Thirty-Eight Thousand Two Hundred and Nineteen in Base 21 Unovigesimal

Scientific Notation

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

1.38216e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00018bak7fcc4aj21

The reciprocal of 138216 in Base 21 Unovigesimal.

Palindrome?

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

The number ej8f21 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 two hundred and sixteen is a composite number with 32 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 two hundred and sixteen is a composite number with 32 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 two hundred and sixteen has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
443
10221
Four 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

2213 · 3211 · d211 · 102211 = ej8f21

Base Conversions

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