The Number

81012

Eighty-One Thousand and Twelve

In Base 9 Nonary Is

1331139

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

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

Nearby Numbers

Positive, nonzero integers within three units

81009
1331109
Eighty-One Thousand and Nine in Base 9 Nonary
81010
1331119
Eighty-One Thousand and Ten in Base 9 Nonary
81011
1331129
Eighty-One Thousand and Eleven in Base 9 Nonary
81013
1331149
Eighty-One Thousand and Thirteen in Base 9 Nonary
81014
1331159
Eighty-One Thousand and Fourteen in Base 9 Nonary
81015
1331169
Eighty-One Thousand and Fifteen in Base 9 Nonary

Scientific Notation

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

8.1012e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000650323082234818029

The reciprocal of 81012 in Base 9 Nonary.

Palindrome?

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

The number 1331139 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 twelve is a composite number with 24 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 and twelve is a composite number with 24 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 twelve has the following 4 prime factors:

2
29
Two in Base 9 Nonary
3
39
Three in Base 9 Nonary
43
479
Forty-Three in Base 9 Nonary
157
1849
One Hundred and Fifty-Seven in Base 9 Nonary

Prime Factorization

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

292 · 391 · 4791 · 18491 = 1331139

Base Conversions

The number eighty-one thousand and twelve in 35 different bases