The Number

81213

Eighty-One Thousand Two Hundred and Thirteen

In Base 9 Nonary Is

1333569

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

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

Nearby Numbers

Positive, nonzero integers within three units

81210
1333539
Eighty-One Thousand Two Hundred and Ten in Base 9 Nonary
81211
1333549
Eighty-One Thousand Two Hundred and Eleven in Base 9 Nonary
81212
1333559
Eighty-One Thousand Two Hundred and Twelve in Base 9 Nonary
81214
1333579
Eighty-One Thousand Two Hundred and Fourteen in Base 9 Nonary
81215
1333589
Eighty-One Thousand Two Hundred and Fifteen in Base 9 Nonary
81216
1333609
Eighty-One Thousand Two Hundred and Sixteen in Base 9 Nonary

Scientific Notation

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

8.1213e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000648037344236405469

The reciprocal of 81213 in Base 9 Nonary.

Palindrome?

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

The number 1333569 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 two hundred and thirteen is a composite number with 16 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 two hundred and thirteen 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 two hundred and thirteen has the following 4 prime factors:

3
39
Three in Base 9 Nonary
11
129
Eleven in Base 9 Nonary
23
259
Twenty-Three in Base 9 Nonary
107
1289
One Hundred and 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

391 · 1291 · 2591 · 12891 = 1333569

Base Conversions

The number eighty-one thousand two hundred and thirteen in 35 different bases