The Number
139809
One Hundred and Thirty-Nine Thousand Eight Hundred and Nine
In Base 12 Duodecimal Is
68aa912
The numbers with a 12 subscript use Base 12 Duodecimal notation.
For more familiar numbers: See One Hundred and Thirty-Nine Thousand Eight Hundred and Nine in Base 10 Decimal
Nearby Numbers
Positive, nonzero integers within three units
Scientific Notation
Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.
1.39809e5
Reciprocal
A number multiplied with its reciprocal is one.
0.000019435b10b6693bb512
The reciprocal of 139809 in Base 12 Duodecimal.
Palindrome?
A numerical palindrome has the same value when all of its digits are reversed.
The number 68aa912 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 thirty-nine thousand eight hundred and nine is a composite number with 8 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 thirty-nine thousand eight hundred and nine is a composite number with 8 total factors (including 1 and itself).
Prime Factors
The number one hundred and thirty-nine thousand eight hundred and nine has the following 3 prime factors:
Prime Factorization
The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities
3121
·
25121
·
b1b121
= 68aa912
Base Conversions
The number one hundred and thirty-nine thousand eight hundred and nine in 35 different bases