The Number

2981

Two Thousand Nine Hundred and Eighty-One

In Base 9 Nonary Is

40729

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

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

Nearby Numbers

Positive, nonzero integers within three units

2978
40689
Two Thousand Nine Hundred and Seventy-Eight in Base 9 Nonary
2979
40709
Two Thousand Nine Hundred and Seventy-Nine in Base 9 Nonary
2980
40719
Two Thousand Nine Hundred and Eighty in Base 9 Nonary
2982
40739
Two Thousand Nine Hundred and Eighty-Two in Base 9 Nonary
2983
40749
Two Thousand Nine Hundred and Eighty-Three in Base 9 Nonary
2984
40759
Two Thousand Nine Hundred and Eighty-Four in Base 9 Nonary

Scientific Notation

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

2.981e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000217243233184000229

The reciprocal of 2981 in Base 9 Nonary.

Palindrome?

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

The number 40729 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Two thousand nine hundred and eighty-one 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.

Two thousand nine hundred and eighty-one 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 two thousand nine hundred and eighty-one has the following 2 prime factors:

11
129
Eleven in Base 9 Nonary
271
3319
Two Hundred and Seventy-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

1291 · 33191 = 40729

Base Conversions

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