The Number

128007

One Hundred and Twenty-Eight Thousand and Seven

In Base 12 Duodecimal Is

620b312

The numbers with a 12 subscript use Base 12 Duodecimal 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
620b012
One Hundred and Twenty-Eight Thousand and Four in Base 12 Duodecimal
128005
620b112
One Hundred and Twenty-Eight Thousand and Five in Base 12 Duodecimal
128006
620b212
One Hundred and Twenty-Eight Thousand and Six in Base 12 Duodecimal
128008
620b412
One Hundred and Twenty-Eight Thousand and Eight in Base 12 Duodecimal
128009
620b512
One Hundred and Twenty-Eight Thousand and Nine in Base 12 Duodecimal
128010
620b612
One Hundred and Twenty-Eight Thousand and Ten in Base 12 Duodecimal

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.

0.00001b3b06b57117799612

The reciprocal of 128007 in Base 12 Duodecimal.

Palindrome?

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

The number 620b312 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 12 Duodecimal

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
312
Three in Base 12 Duodecimal
11
b12
Eleven in Base 12 Duodecimal
431
2bb12
Four Hundred and Thirty-One in Base 12 Duodecimal

Prime Factorization

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

3123 · b121 · 2bb121 = 620b312

Base Conversions

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