The Number

138415

One Hundred and Thirty-Eight Thousand Four Hundred and Fifteen

In Base 21 Unovigesimal Is

eji421

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

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

Nearby Numbers

Positive, nonzero integers within three units

138412
eji121
One Hundred and Thirty-Eight Thousand Four Hundred and Twelve in Base 21 Unovigesimal
138413
eji221
One Hundred and Thirty-Eight Thousand Four Hundred and Thirteen in Base 21 Unovigesimal
138414
eji321
One Hundred and Thirty-Eight Thousand Four Hundred and Fourteen in Base 21 Unovigesimal
138416
eji521
One Hundred and Thirty-Eight Thousand Four Hundred and Sixteen in Base 21 Unovigesimal
138417
eji621
One Hundred and Thirty-Eight Thousand Four Hundred and Seventeen in Base 21 Unovigesimal
138418
eji721
One Hundred and Thirty-Eight Thousand Four Hundred and Eightteen in Base 21 Unovigesimal

Scientific Notation

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

1.38415e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00018ad4jfc19bek21

The reciprocal of 138415 in Base 21 Unovigesimal.

Palindrome?

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

The number eji421 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 four hundred and fifteen is a composite number with 16 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 four hundred and fifteen is a composite number with 16 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 four hundred and fifteen has the following 4 prime factors:

5
521
Five in Base 21 Unovigesimal
19
j21
Nineteen in Base 21 Unovigesimal
31
1a21
Thirty-One in Base 21 Unovigesimal
47
2521
Forty-Seven in Base 21 Unovigesimal

Prime Factorization

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

5211 · j211 · 1a211 · 25211 = eji421

Base Conversions

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