The Number

139821

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

In Base 12 Duodecimal Is

68ab912

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 Twenty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

139818
68ab612
One Hundred and Thirty-Nine Thousand Eight Hundred and Eightteen in Base 12 Duodecimal
139819
68ab712
One Hundred and Thirty-Nine Thousand Eight Hundred and Nineteen in Base 12 Duodecimal
139820
68ab812
One Hundred and Thirty-Nine Thousand Eight Hundred and Twenty in Base 12 Duodecimal
139822
68aba12
One Hundred and Thirty-Nine Thousand Eight Hundred and Twenty-Two in Base 12 Duodecimal
139823
68abb12
One Hundred and Thirty-Nine Thousand Eight Hundred and Twenty-Three in Base 12 Duodecimal
139824
68b0012
One Hundred and Thirty-Nine Thousand Eight Hundred and Twenty-Four in Base 12 Duodecimal

Scientific Notation

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

1.39821e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00001943290b8052180712

The reciprocal of 139821 in Base 12 Duodecimal.

Palindrome?

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

The number 68ab912 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 twenty-one 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 thirty-nine thousand eight hundred and twenty-one 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 thirty-nine thousand eight hundred and twenty-one has the following 4 prime factors:

3
312
Three in Base 12 Duodecimal
11
b12
Eleven in Base 12 Duodecimal
19
1712
Nineteen in Base 12 Duodecimal
223
16712
Two Hundred and Twenty-Three in Base 12 Duodecimal

Prime Factorization

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

3121 · b121 · 17121 · 167121 = 68ab912

Base Conversions

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