The Number

81399

Eighty-One Thousand Three Hundred and Ninety-Nine

In Base 9 Nonary Is

1335839

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

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

Nearby Numbers

Positive, nonzero integers within three units

81396
1335809
Eighty-One Thousand Three Hundred and Ninety-Six in Base 9 Nonary
81397
1335819
Eighty-One Thousand Three Hundred and Ninety-Seven in Base 9 Nonary
81398
1335829
Eighty-One Thousand Three Hundred and Ninety-Eight in Base 9 Nonary
81400
1335849
Eighty-One Thousand Four Hundred in Base 9 Nonary
81401
1335859
Eighty-One Thousand Four Hundred and One in Base 9 Nonary
81402
1335869
Eighty-One Thousand Four Hundred and Two in Base 9 Nonary

Scientific Notation

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

8.1399e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000646746384884380249

The reciprocal of 81399 in Base 9 Nonary.

Palindrome?

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

The number 1335839 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 three hundred and ninety-nine is a composite number with 8 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 three hundred and ninety-nine 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 eighty-one thousand three hundred and ninety-nine has the following 3 prime factors:

3
39
Three in Base 9 Nonary
43
479
Forty-Three in Base 9 Nonary
631
7719
Six Hundred and Thirty-One in Base 9 Nonary

Prime Factorization

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

391 · 4791 · 77191 = 1335839

Base Conversions

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