The Number

139040

One Hundred and Thirty-Nine Thousand and Forty

In Base 8 Octal Is

4174408

The numbers with a 8 subscript use Base 8 Octal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

139037
4174358
One Hundred and Thirty-Nine Thousand and Thirty-Seven in Base 8 Octal
139038
4174368
One Hundred and Thirty-Nine Thousand and Thirty-Eight in Base 8 Octal
139039
4174378
One Hundred and Thirty-Nine Thousand and Thirty-Nine in Base 8 Octal
139041
4174418
One Hundred and Thirty-Nine Thousand and Forty-One in Base 8 Octal
139042
4174428
One Hundred and Thirty-Nine Thousand and Forty-Two in Base 8 Octal
139043
4174438
One Hundred and Thirty-Nine Thousand and Forty-Three in Base 8 Octal

Scientific Notation

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

1.39040e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000001705242376225134578

The reciprocal of 139040 in Base 8 Octal.

Palindrome?

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

The number 4174408 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 and forty is a composite number with 48 total factors (including 1 and itself).   See primes in Base 8 Octal

A Composite

Composites have more than just these two factors.

One hundred and thirty-nine thousand and forty is a composite number with 48 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 and forty has the following 4 prime factors:

2
28
Two in Base 8 Octal
5
58
Five in Base 8 Octal
11
138
Eleven in Base 8 Octal
79
1178
Seventy-Nine in Base 8 Octal

Prime Factorization

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

285 · 581 · 1381 · 11781 = 4174408

Base Conversions

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