The Number

128121

One Hundred and Twenty-Eight Thousand One Hundred and Twenty-One

In Base 9 Nonary Is

2146669

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

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

Nearby Numbers

Positive, nonzero integers within three units

128118
2146639
One Hundred and Twenty-Eight Thousand One Hundred and Eightteen in Base 9 Nonary
128119
2146649
One Hundred and Twenty-Eight Thousand One Hundred and Nineteen in Base 9 Nonary
128120
2146659
One Hundred and Twenty-Eight Thousand One Hundred and Twenty in Base 9 Nonary
128122
2146679
One Hundred and Twenty-Eight Thousand One Hundred and Twenty-Two in Base 9 Nonary
128123
2146689
One Hundred and Twenty-Eight Thousand One Hundred and Twenty-Three in Base 9 Nonary
128124
2146709
One Hundred and Twenty-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.

1.28121e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000412876881622013469

The reciprocal of 128121 in Base 9 Nonary.

Palindrome?

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

The number 2146669 is not a palindrome.

Not A Prime Number

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

One hundred and twenty-eight thousand one hundred and twenty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 9 Nonary

A Composite

Composites have more than just these two factors.

One hundred and twenty-eight thousand one hundred and twenty-one is a composite number with 8 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 one hundred and twenty-eight thousand one hundred and twenty-one has the following 3 prime factors:

3
39
Three in Base 9 Nonary
7
79
Seven in Base 9 Nonary
6101
83289
Six Thousand One Hundred and 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

391 · 791 · 832891 = 2146669

Base Conversions

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