The Number

138409

One Hundred and Thirty-Eight Thousand Four Hundred and Nine

In Base 8 Octal Is

4162518

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

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

Nearby Numbers

Positive, nonzero integers within three units

138406
4162468
One Hundred and Thirty-Eight Thousand Four Hundred and Six in Base 8 Octal
138407
4162478
One Hundred and Thirty-Eight Thousand Four Hundred and Seven in Base 8 Octal
138408
4162508
One Hundred and Thirty-Eight Thousand Four Hundred and Eight in Base 8 Octal
138410
4162528
One Hundred and Thirty-Eight Thousand Four Hundred and Ten in Base 8 Octal
138411
4162538
One Hundred and Thirty-Eight Thousand Four Hundred and Eleven in Base 8 Octal
138412
4162548
One Hundred and Thirty-Eight Thousand Four Hundred and Twelve in Base 8 Octal

Scientific Notation

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

1.38409e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000001711557562752230018

The reciprocal of 138409 in Base 8 Octal.

Palindrome?

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

The number 4162518 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 four hundred and nine is a composite number with 4 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-eight thousand four hundred and nine is a composite number with 4 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 four hundred and nine has the following 2 prime factors:

61
758
Sixty-One in Base 8 Octal
2269
43358
Two Thousand Two Hundred and Sixty-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

7581 · 433581 = 4162518

Base Conversions

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