The Number

8121

Eight Thousand One Hundred and Twenty-One

In Base 9 Nonary Is

121239

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

For more familiar numbers: See Eight Thousand One Hundred and Twenty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

8118
121209
Eight Thousand One Hundred and Eightteen in Base 9 Nonary
8119
121219
Eight Thousand One Hundred and Nineteen in Base 9 Nonary
8120
121229
Eight Thousand One Hundred and Twenty in Base 9 Nonary
8122
121249
Eight Thousand One Hundred and Twenty-Two in Base 9 Nonary
8123
121259
Eight Thousand One Hundred and Twenty-Three in Base 9 Nonary
8124
121269
Eight Thousand One Hundred and Twenty-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.

8.121e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0000723860055806604339

The reciprocal of 8121 in Base 9 Nonary.

Palindrome?

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

The number 121239 is not a palindrome.

Not A Prime Number

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

Eight thousand one hundred and twenty-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.

Eight thousand one hundred and twenty-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 eight thousand one hundred and twenty-one has the following 2 prime factors:

3
39
Three in Base 9 Nonary
2707
36379
Two Thousand Seven 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 · 363791 = 121239

Base Conversions

The number eight thousand one hundred and twenty-one in 35 different bases