The Number

142742

One Hundred and Forty-Two Thousand Seven Hundred and Forty-Two

In Base 18 Octodecimal Is

168a218

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

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

Nearby Numbers

Positive, nonzero integers within three units

142739
1689h18
One Hundred and Forty-Two Thousand Seven Hundred and Thirty-Nine in Base 18 Octodecimal
142740
168a018
One Hundred and Forty-Two Thousand Seven Hundred and Forty in Base 18 Octodecimal
142741
168a118
One Hundred and Forty-Two Thousand Seven Hundred and Forty-One in Base 18 Octodecimal
142743
168a318
One Hundred and Forty-Two Thousand Seven Hundred and Forty-Three in Base 18 Octodecimal
142744
168a418
One Hundred and Forty-Two Thousand Seven Hundred and Forty-Four in Base 18 Octodecimal
142745
168a518
One Hundred and Forty-Two Thousand Seven Hundred and Forty-Five in Base 18 Octodecimal

Scientific Notation

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

1.42742e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000d44hh177952e518

The reciprocal of 142742 in Base 18 Octodecimal.

Palindrome?

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

The number 168a218 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 seven hundred and forty-two is a composite number with 8 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 seven hundred and forty-two is a composite number with 8 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 seven hundred and forty-two has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
149
8518
One Hundred and Forty-Nine in Base 18 Octodecimal
479
18b18
Four Hundred and Seventy-Nine in Base 18 Octodecimal

Prime Factorization

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

2181 · 85181 · 18b181 = 168a218

Base Conversions

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