The Number

39987

Thirty-Nine Thousand Nine Hundred and Eighty-Seven

In Base 12 Duodecimal Is

1b18312

The numbers with a 12 subscript use Base 12 Duodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

39984
1b18012
Thirty-Nine Thousand Nine Hundred and Eighty-Four in Base 12 Duodecimal
39985
1b18112
Thirty-Nine Thousand Nine Hundred and Eighty-Five in Base 12 Duodecimal
39986
1b18212
Thirty-Nine Thousand Nine Hundred and Eighty-Six in Base 12 Duodecimal
39988
1b18412
Thirty-Nine Thousand Nine Hundred and Eighty-Eight in Base 12 Duodecimal
39989
1b18512
Thirty-Nine Thousand Nine Hundred and Eighty-Nine in Base 12 Duodecimal
39990
1b18612
Thirty-Nine Thousand Nine Hundred and Ninety in Base 12 Duodecimal

Scientific Notation

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

3.9987e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000628105420a8419312

The reciprocal of 39987 in Base 12 Duodecimal.

Palindrome?

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

The number 1b18312 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Thirty-nine thousand nine hundred and eighty-seven is a composite number with 8 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Thirty-nine 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 thirty-nine thousand nine hundred and eighty-seven has the following 2 prime factors:

3
312
Three in Base 12 Duodecimal
1481
a3512
One Thousand Four Hundred and Eighty-One in Base 12 Duodecimal

Prime Factorization

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

3123 · a35121 = 1b18312

Base Conversions

The number thirty-nine thousand nine hundred and eighty-seven in 35 different bases