The Number

138840

One Hundred and Thirty-Eight Thousand Eight Hundred and Forty

In Base 16 Hexadecimal Is

21e5816

The numbers with a 16 subscript use Base 16 Hexadecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

138837
21e5516
One Hundred and Thirty-Eight Thousand Eight Hundred and Thirty-Seven in Base 16 Hexadecimal
138838
21e5616
One Hundred and Thirty-Eight Thousand Eight Hundred and Thirty-Eight in Base 16 Hexadecimal
138839
21e5716
One Hundred and Thirty-Eight Thousand Eight Hundred and Thirty-Nine in Base 16 Hexadecimal
138841
21e5916
One Hundred and Thirty-Eight Thousand Eight Hundred and Forty-One in Base 16 Hexadecimal
138842
21e5a16
One Hundred and Thirty-Eight Thousand Eight Hundred and Forty-Two in Base 16 Hexadecimal
138843
21e5b16
One Hundred and Thirty-Eight Thousand Eight Hundred and Forty-Three in Base 16 Hexadecimal

Scientific Notation

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

1.38840e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000078d6a74db142a16

The reciprocal of 138840 in Base 16 Hexadecimal.

Palindrome?

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

The number 21e5816 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 forty is a composite number with 64 total factors (including 1 and itself).   See primes in Base 16 Hexadecimal

A Composite

Composites have more than just these two factors.

One hundred and thirty-eight thousand eight hundred and forty is a composite number with 64 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 forty has the following 5 prime factors:

2
216
Two in Base 16 Hexadecimal
3
316
Three in Base 16 Hexadecimal
5
516
Five in Base 16 Hexadecimal
13
d16
Thirteen in Base 16 Hexadecimal
89
5916
Eighty-Nine in Base 16 Hexadecimal

Prime Factorization

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

2163 · 3161 · 5161 · d161 · 59161 = 21e5816

Base Conversions

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