The Number

138420

One Hundred and Thirty-Eight Thousand Four Hundred and Twenty

In Base 8 Octal Is

4162648

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 Twenty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

138417
4162618
One Hundred and Thirty-Eight Thousand Four Hundred and Seventeen in Base 8 Octal
138418
4162628
One Hundred and Thirty-Eight Thousand Four Hundred and Eightteen in Base 8 Octal
138419
4162638
One Hundred and Thirty-Eight Thousand Four Hundred and Nineteen in Base 8 Octal
138421
4162658
One Hundred and Thirty-Eight Thousand Four Hundred and Twenty-One in Base 8 Octal
138422
4162668
One Hundred and Thirty-Eight Thousand Four Hundred and Twenty-Two in Base 8 Octal
138423
4162678
One Hundred and Thirty-Eight Thousand Four Hundred and Twenty-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.

1.38420e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000001711510211520625038

The reciprocal of 138420 in Base 8 Octal.

Palindrome?

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

The number 4162648 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 twenty is a composite number with 36 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 twenty is a composite number with 36 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 twenty has the following 4 prime factors:

2
28
Two in Base 8 Octal
3
38
Three in Base 8 Octal
5
58
Five in Base 8 Octal
769
14018
Seven 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

282 · 382 · 581 · 140181 = 4162648

Base Conversions

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