The Number

155440

One Hundred and Fifty-Five Thousand Four Hundred and Forty

In Base 18 Octodecimal Is

18bda18

The numbers with a 18 subscript use Base 18 Octodecimal notation.

For more familiar numbers: See One Hundred and Fifty-Five Thousand Four Hundred and Forty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

155437
18bd718
One Hundred and Fifty-Five Thousand Four Hundred and Thirty-Seven in Base 18 Octodecimal
155438
18bd818
One Hundred and Fifty-Five Thousand Four Hundred and Thirty-Eight in Base 18 Octodecimal
155439
18bd918
One Hundred and Fifty-Five Thousand Four Hundred and Thirty-Nine in Base 18 Octodecimal
155441
18bdb18
One Hundred and Fifty-Five Thousand Four Hundred and Forty-One in Base 18 Octodecimal
155442
18bdc18
One Hundred and Fifty-Five Thousand Four Hundred and Forty-Two in Base 18 Octodecimal
155443
18bdd18
One Hundred and Fifty-Five Thousand Four Hundred and Forty-Three in Base 18 Octodecimal

Scientific Notation

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

1.55440e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000c2eb4f175b79f18

The reciprocal of 155440 in Base 18 Octodecimal.

Palindrome?

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

The number 18bda18 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 fifty-five thousand four hundred and forty is a composite number with 40 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

One hundred and fifty-five thousand four hundred and forty is a composite number with 40 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 fifty-five thousand four hundred and forty has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
29
1b18
Twenty-Nine in Base 18 Octodecimal
67
3d18
Sixty-Seven in Base 18 Octodecimal

Prime Factorization

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

2184 · 5181 · 1b181 · 3d181 = 18bda18

Base Conversions

The number one hundred and fifty-five thousand four hundred and forty in 35 different bases