The Number

138860

One Hundred and Thirty-Eight Thousand Eight Hundred and Sixty

In Base 21 Unovigesimal Is

eki821

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

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

Nearby Numbers

Positive, nonzero integers within three units

138857
eki521
One Hundred and Thirty-Eight Thousand Eight Hundred and Fifty-Seven in Base 21 Unovigesimal
138858
eki621
One Hundred and Thirty-Eight Thousand Eight Hundred and Fifty-Eight in Base 21 Unovigesimal
138859
eki721
One Hundred and Thirty-Eight Thousand Eight Hundred and Fifty-Nine in Base 21 Unovigesimal
138861
eki921
One Hundred and Thirty-Eight Thousand Eight Hundred and Sixty-One in Base 21 Unovigesimal
138862
ekia21
One Hundred and Thirty-Eight Thousand Eight Hundred and Sixty-Two in Base 21 Unovigesimal
138863
ekib21
One Hundred and Thirty-Eight Thousand Eight Hundred and Sixty-Three in Base 21 Unovigesimal

Scientific Notation

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

1.38860e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000188db520d1he821

The reciprocal of 138860 in Base 21 Unovigesimal.

Palindrome?

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

The number eki821 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 eight hundred and sixty is a composite number with 24 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 eight hundred and sixty is a composite number with 24 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 eight hundred and sixty has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
53
2b21
Fifty-Three in Base 21 Unovigesimal
131
6521
One Hundred and Thirty-One 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 · 5211 · 2b211 · 65211 = eki821

Base Conversions

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