The Number

139945

One Hundred and Thirty-Nine Thousand Nine Hundred and Forty-Five

Nearby Numbers

Positive, nonzero integers within three units

139942
One Hundred and Thirty-Nine Thousand Nine Hundred and Forty-Two
139943
One Hundred and Thirty-Nine Thousand Nine Hundred and Forty-Three
139944
One Hundred and Thirty-Nine Thousand Nine Hundred and Forty-Four
139946
One Hundred and Thirty-Nine Thousand Nine Hundred and Forty-Six
139947
One Hundred and Thirty-Nine Thousand Nine Hundred and Forty-Seven
139948
One Hundred and Thirty-Nine Thousand Nine Hundred and Forty-Eight

Scientific Notation

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

1.39945e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000007145664368144628

The reciprocal of 139945.

Palindrome?

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

The number 139945 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-nine thousand nine hundred and forty-five is a composite number with 8 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-nine thousand nine hundred and forty-five 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-nine thousand nine hundred and forty-five has the following 3 prime factors:

5
Five
13
Thirteen
2153
Two Thousand One Hundred and Fifty-Three

Prime Factorization

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

51 · 131 · 21531 = 139945

Base Conversions

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