The Number

81987

Eighty-One Thousand Nine Hundred and Eighty-Seven

In Base 32 Duotrigesimal Is

2g2332

The numbers with a 32 subscript use Base 32 Duotrigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81984
2g2032
Eighty-One Thousand Nine Hundred and Eighty-Four in Base 32 Duotrigesimal
81985
2g2132
Eighty-One Thousand Nine Hundred and Eighty-Five in Base 32 Duotrigesimal
81986
2g2232
Eighty-One Thousand Nine Hundred and Eighty-Six in Base 32 Duotrigesimal
81988
2g2432
Eighty-One Thousand Nine Hundred and Eighty-Eight in Base 32 Duotrigesimal
81989
2g2532
Eighty-One Thousand Nine Hundred and Eighty-Nine in Base 32 Duotrigesimal
81990
2g2632
Eighty-One Thousand Nine Hundred and Ninety in Base 32 Duotrigesimal

Scientific Notation

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

8.1987e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000cp8fkfme1je32

The reciprocal of 81987 in Base 32 Duotrigesimal.

Palindrome?

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

The number 2g2332 is not a palindrome.

Not A Prime Number

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

Eighty-one thousand nine hundred and eighty-seven is a composite number with 4 total factors (including 1 and itself).   See primes in Base 32 Duotrigesimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand nine hundred and eighty-seven 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 eighty-one thousand nine hundred and eighty-seven has the following 2 prime factors:

3
332
Three in Base 32 Duotrigesimal
27329
qm132
Twenty-Seven Thousand Three Hundred and Twenty-Nine in Base 32 Duotrigesimal

Prime Factorization

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

3321 · qm1321 = 2g2332

Base Conversions

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