The Number

142009

One Hundred and Forty-Two Thousand and Nine

In Base 18 Octodecimal Is

1665718

The numbers with a 18 subscript use Base 18 Octodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

142006
1665418
One Hundred and Forty-Two Thousand and Six in Base 18 Octodecimal
142007
1665518
One Hundred and Forty-Two Thousand and Seven in Base 18 Octodecimal
142008
1665618
One Hundred and Forty-Two Thousand and Eight in Base 18 Octodecimal
142010
1665818
One Hundred and Forty-Two Thousand and Ten in Base 18 Octodecimal
142011
1665918
One Hundred and Forty-Two Thousand and Eleven in Base 18 Octodecimal
142012
1665a18
One Hundred and Forty-Two Thousand and Twelve in Base 18 Octodecimal

Scientific Notation

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

1.42009e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000d5927ff7e3ee818

The reciprocal of 142009 in Base 18 Octodecimal.

Palindrome?

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

The number 1665718 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 and nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

One hundred and forty-two thousand and nine 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 and nine has the following 2 prime factors:

7
718
Seven in Base 18 Octodecimal
20287
38b118
Twenty Thousand Two Hundred and Eighty-Seven in Base 18 Octodecimal

Prime Factorization

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

7181 · 38b1181 = 1665718

Base Conversions

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