The Number

138123

One Hundred and Thirty-Eight Thousand One Hundred and Twenty-Three

Nearby Numbers

Positive, nonzero integers within three units

138120
One Hundred and Thirty-Eight Thousand One Hundred and Twenty
138121
One Hundred and Thirty-Eight Thousand One Hundred and Twenty-One
138122
One Hundred and Thirty-Eight Thousand One Hundred and Twenty-Two
138124
One Hundred and Thirty-Eight Thousand One Hundred and Twenty-Four
138125
One Hundred and Thirty-Eight Thousand One Hundred and Twenty-Five
138126
One Hundred and Thirty-Eight Thousand One Hundred and Twenty-Six

Scientific Notation

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

1.38123e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000072399238360012455

The reciprocal of 138123.

Palindrome?

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

The number 138123 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 one hundred and twenty-three is a composite number with 12 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

One hundred and thirty-eight thousand one hundred and twenty-three is a composite number with 12 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 one hundred and twenty-three has the following 3 prime factors:

3
Three
103
One Hundred and Three
149
One Hundred and Forty-Nine

Prime Factorization

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

32 · 1031 · 1491 = 138123

Base Conversions

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