The Number

142805

One Hundred and Forty-Two Thousand Eight Hundred and Five

In Base 12 Duodecimal Is

6a78512

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

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

Nearby Numbers

Positive, nonzero integers within three units

142802
6a78212
One Hundred and Forty-Two Thousand Eight Hundred and Two in Base 12 Duodecimal
142803
6a78312
One Hundred and Forty-Two Thousand Eight Hundred and Three in Base 12 Duodecimal
142804
6a78412
One Hundred and Forty-Two Thousand Eight Hundred and Four in Base 12 Duodecimal
142806
6a78612
One Hundred and Forty-Two Thousand Eight Hundred and Six in Base 12 Duodecimal
142807
6a78712
One Hundred and Forty-Two Thousand Eight Hundred and Seven in Base 12 Duodecimal
142808
6a78812
One Hundred and Forty-Two Thousand Eight Hundred and Eight in Base 12 Duodecimal

Scientific Notation

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

1.42805e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000018aab7981138160612

The reciprocal of 142805 in Base 12 Duodecimal.

Palindrome?

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

The number 6a78512 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 eight hundred and five is a composite number with 10 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 eight hundred and five is a composite number with 10 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 eight hundred and five has the following 2 prime factors:

5
512
Five in Base 12 Duodecimal
13
1112
Thirteen in Base 12 Duodecimal

Prime Factorization

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

5121 · 11124 = 6a78512

Base Conversions

The number one hundred and forty-two thousand eight hundred and five in 35 different bases