The Number

128007

One Hundred and Twenty-Eight Thousand and Seven

In Base 11 Undecimal Is

881a011

The numbers with a 11 subscript use Base 11 Undecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

128004
8819811
One Hundred and Twenty-Eight Thousand and Four in Base 11 Undecimal
128005
8819911
One Hundred and Twenty-Eight Thousand and Five in Base 11 Undecimal
128006
8819a11
One Hundred and Twenty-Eight Thousand and Six in Base 11 Undecimal
128008
881a111
One Hundred and Twenty-Eight Thousand and Eight in Base 11 Undecimal
128009
881a211
One Hundred and Twenty-Eight Thousand and Nine in Base 11 Undecimal
128010
881a311
One Hundred and Twenty-Eight Thousand and Ten in Base 11 Undecimal

Scientific Notation

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

1.28007e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000129265059812138711

The reciprocal of 128007 in Base 11 Undecimal.

Palindrome?

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

The number 881a011 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 and seven is a composite number with 16 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-eight thousand and seven 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 one hundred and twenty-eight thousand and seven has the following 3 prime factors:

3
311
Three in Base 11 Undecimal
11
1011
Eleven in Base 11 Undecimal
431
36211
Four Hundred and Thirty-One in Base 11 Undecimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

3113 · 10111 · 362111 = 881a011

Base Conversions

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