The Number

142109

One Hundred and Forty-Two Thousand One Hundred and Nine

In Base 18 Octodecimal Is

166ah18

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

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

Nearby Numbers

Positive, nonzero integers within three units

142106
166ae18
One Hundred and Forty-Two Thousand One Hundred and Six in Base 18 Octodecimal
142107
166af18
One Hundred and Forty-Two Thousand One Hundred and Seven in Base 18 Octodecimal
142108
166ag18
One Hundred and Forty-Two Thousand One Hundred and Eight in Base 18 Octodecimal
142110
166b018
One Hundred and Forty-Two Thousand One Hundred and Ten in Base 18 Octodecimal
142111
166b118
One Hundred and Forty-Two Thousand One Hundred and Eleven in Base 18 Octodecimal
142112
166b218
One Hundred and Forty-Two Thousand One Hundred 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.

1.42109e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000d561eh7ahd64418

The reciprocal of 142109 in Base 18 Octodecimal.

Palindrome?

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

The number 166ah18 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 one hundred 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 one hundred 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 one hundred and nine has the following 2 prime factors:

11
b18
Eleven in Base 18 Octodecimal
12919
23fd18
Twelve Thousand Nine Hundred and Nineteen in Base 18 Octodecimal

Prime Factorization

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

b181 · 23fd181 = 166ah18

Base Conversions

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