The Number

128988

One Hundred and Twenty-Eight Thousand Nine Hundred and Eighty-Eight

In Base 9 Nonary Is

2158409

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

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

Nearby Numbers

Positive, nonzero integers within three units

128985
2158369
One Hundred and Twenty-Eight Thousand Nine Hundred and Eighty-Five in Base 9 Nonary
128986
2158379
One Hundred and Twenty-Eight Thousand Nine Hundred and Eighty-Six in Base 9 Nonary
128987
2158389
One Hundred and Twenty-Eight Thousand Nine Hundred and Eighty-Seven in Base 9 Nonary
128989
2158419
One Hundred and Twenty-Eight Thousand Nine Hundred and Eighty-Nine in Base 9 Nonary
128990
2158429
One Hundred and Twenty-Eight Thousand Nine Hundred and Ninety in Base 9 Nonary
128991
2158439
One Hundred and Twenty-Eight Thousand Nine Hundred and Ninety-One in Base 9 Nonary

Scientific Notation

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

1.28988e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000410647583555720369

The reciprocal of 128988 in Base 9 Nonary.

Palindrome?

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

The number 2158409 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 nine hundred and eighty-eight is a composite number with 18 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 nine hundred and eighty-eight is a composite number with 18 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 nine hundred and eighty-eight has the following 3 prime factors:

2
29
Two in Base 9 Nonary
3
39
Three in Base 9 Nonary
3583
48219
Three Thousand Five Hundred and Eighty-Three 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 · 392 · 482191 = 2158409

Base Conversions

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