The Number

138646

One Hundred and Thirty-Eight Thousand Six Hundred and Forty-Six

In Base 21 Unovigesimal Is

ek8421

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

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

Nearby Numbers

Positive, nonzero integers within three units

138643
ek8121
One Hundred and Thirty-Eight Thousand Six Hundred and Forty-Three in Base 21 Unovigesimal
138644
ek8221
One Hundred and Thirty-Eight Thousand Six Hundred and Forty-Four in Base 21 Unovigesimal
138645
ek8321
One Hundred and Thirty-Eight Thousand Six Hundred and Forty-Five in Base 21 Unovigesimal
138647
ek8521
One Hundred and Thirty-Eight Thousand Six Hundred and Forty-Seven in Base 21 Unovigesimal
138648
ek8621
One Hundred and Thirty-Eight Thousand Six Hundred and Forty-Eight in Base 21 Unovigesimal
138649
ek8721
One Hundred and Thirty-Eight Thousand Six Hundred and Forty-Nine in Base 21 Unovigesimal

Scientific Notation

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

1.38646e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000189cbdj7bdked21

The reciprocal of 138646 in Base 21 Unovigesimal.

Palindrome?

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

The number ek8421 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 six hundred and forty-six 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 six hundred and forty-six 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 six hundred and forty-six has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
181
8d21
One Hundred and Eighty-One in Base 21 Unovigesimal
383
i521
Three Hundred and Eighty-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

2211 · 8d211 · i5211 = ek8421

Base Conversions

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