The Number

81066

Eighty-One Thousand and Sixty-Six

In Base 11 Undecimal Is

559a711

The numbers with a 11 subscript use Base 11 Undecimal notation.

For more familiar numbers: See Eighty-One Thousand and Sixty-Six in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

81063
559a411
Eighty-One Thousand and Sixty-Three in Base 11 Undecimal
81064
559a511
Eighty-One Thousand and Sixty-Four in Base 11 Undecimal
81065
559a611
Eighty-One Thousand and Sixty-Five in Base 11 Undecimal
81067
559a811
Eighty-One Thousand and Sixty-Seven in Base 11 Undecimal
81068
559a911
Eighty-One Thousand and Sixty-Eight in Base 11 Undecimal
81069
559aa11
Eighty-One Thousand and Sixty-Nine in Base 11 Undecimal

Scientific Notation

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

8.1066e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00001a9428462305031211

The reciprocal of 81066 in Base 11 Undecimal.

Palindrome?

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

The number 559a711 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 and sixty-six is a composite number with 16 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand and sixty-six is a composite number with 16 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 and sixty-six has the following 4 prime factors:

2
211
Two in Base 11 Undecimal
3
311
Three in Base 11 Undecimal
59
5411
Fifty-Nine in Base 11 Undecimal
229
19911
Two Hundred and Twenty-Nine in Base 11 Undecimal

Prime Factorization

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

2111 · 3111 · 54111 · 199111 = 559a711

Base Conversions

The number eighty-one thousand and sixty-six in 35 different bases