The Number

142991

One Hundred and Forty-Two Thousand Nine Hundred and Ninety-One

In Base 12 Duodecimal Is

6a8bb12

The numbers with a 12 subscript use Base 12 Duodecimal notation.

For more familiar numbers: See One Hundred and Forty-Two Thousand Nine Hundred and Ninety-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

142988
6a8b812
One Hundred and Forty-Two Thousand Nine Hundred and Eighty-Eight in Base 12 Duodecimal
142989
6a8b912
One Hundred and Forty-Two Thousand Nine Hundred and Eighty-Nine in Base 12 Duodecimal
142990
6a8ba12
One Hundred and Forty-Two Thousand Nine Hundred and Ninety in Base 12 Duodecimal
142992
6a90012
One Hundred and Forty-Two Thousand Nine Hundred and Ninety-Two in Base 12 Duodecimal
142993
6a90112
One Hundred and Forty-Two Thousand Nine Hundred and Ninety-Three in Base 12 Duodecimal
142994
6a90212
One Hundred and Forty-Two Thousand Nine Hundred and Ninety-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.

1.42991e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000018a7079921b202a812

The reciprocal of 142991 in Base 12 Duodecimal.

Palindrome?

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

The number 6a8bb12 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 forty-two thousand nine hundred and ninety-one is a composite number with 4 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 forty-two thousand nine hundred and ninety-one is a composite number with 4 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 forty-two thousand nine hundred and ninety-one has the following 2 prime factors:

23
1b12
Twenty-Three in Base 12 Duodecimal
6217
372112
Six Thousand Two Hundred and Seventeen in Base 12 Duodecimal

Prime Factorization

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

1b121 · 3721121 = 6a8bb12

Base Conversions

The number one hundred and forty-two thousand nine hundred and ninety-one in 35 different bases