The Number

155987

One Hundred and Fifty-Five Thousand Nine Hundred and Eighty-Seven

In Base 28 Octovigesimal Is

72qr28

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

For more familiar numbers: See One Hundred and Fifty-Five Thousand Nine Hundred and Eighty-Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

155984
72qo28
One Hundred and Fifty-Five Thousand Nine Hundred and Eighty-Four in Base 28 Octovigesimal
155985
72qp28
One Hundred and Fifty-Five Thousand Nine Hundred and Eighty-Five in Base 28 Octovigesimal
155986
72qq28
One Hundred and Fifty-Five Thousand Nine Hundred and Eighty-Six in Base 28 Octovigesimal
155988
72r028
One Hundred and Fifty-Five Thousand Nine Hundred and Eighty-Eight in Base 28 Octovigesimal
155989
72r128
One Hundred and Fifty-Five Thousand Nine Hundred and Eighty-Nine in Base 28 Octovigesimal
155990
72r228
One Hundred and Fifty-Five Thousand Nine Hundred and Ninety in Base 28 Octovigesimal

Scientific Notation

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

1.55987e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0003q989eca3dk28

The reciprocal of 155987 in Base 28 Octovigesimal.

Palindrome?

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

The number 72qr28 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 nine hundred and eighty-seven is a composite number with 8 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

One hundred and fifty-five thousand nine hundred and eighty-seven 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 fifty-five thousand nine hundred and eighty-seven has the following 2 prime factors:

13
d28
Thirteen in Base 28 Octovigesimal
71
2f28
Seventy-One in Base 28 Octovigesimal

Prime Factorization

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

d283 · 2f281 = 72qr28

Base Conversions

The number one hundred and fifty-five thousand nine hundred and eighty-seven in 35 different bases