The Number

81887

Eighty-One Thousand Eight Hundred and Eighty-Seven

In Base 9 Nonary Is

1342859

The numbers with a 9 subscript use Base 9 Nonary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81884
1342829
Eighty-One Thousand Eight Hundred and Eighty-Four in Base 9 Nonary
81885
1342839
Eighty-One Thousand Eight Hundred and Eighty-Five in Base 9 Nonary
81886
1342849
Eighty-One Thousand Eight Hundred and Eighty-Six in Base 9 Nonary
81888
1342869
Eighty-One Thousand Eight Hundred and Eighty-Eight in Base 9 Nonary
81889
1342879
Eighty-One Thousand Eight Hundred and Eighty-Nine in Base 9 Nonary
81890
1342889
Eighty-One Thousand Eight Hundred and Ninety in Base 9 Nonary

Scientific Notation

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

8.1887e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000064361384861551189

The reciprocal of 81887 in Base 9 Nonary.

Palindrome?

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

The number 1342859 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 eight hundred and eighty-seven is a composite number with 4 total factors (including 1 and itself).   See primes in Base 9 Nonary

A Composite

Composites have more than just these two factors.

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

13
149
Thirteen in Base 9 Nonary
6299
85689
Six Thousand Two Hundred and Ninety-Nine in Base 9 Nonary

Prime Factorization

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

1491 · 856891 = 1342859

Base Conversions

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