The Number

142

One Hundred and Forty-Two

In Base 8 Octal Is

2168

The numbers with a 8 subscript use Base 8 Octal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

139
2138
One Hundred and Thirty-Nine in Base 8 Octal
140
2148
One Hundred and Forty in Base 8 Octal
141
2158
One Hundred and Forty-One in Base 8 Octal
143
2178
One Hundred and Forty-Three in Base 8 Octal
144
2208
One Hundred and Forty-Four in Base 8 Octal
145
2218
One Hundred and Forty-Five in Base 8 Octal

Scientific Notation

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

1.42e2

Reciprocal

A number multiplied with its reciprocal is one.

0.003466053211007154138

The reciprocal of 142 in Base 8 Octal.

Palindrome?

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

The number 2168 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 is a composite number with 4 total factors (including 1 and itself).   See primes in Base 8 Octal

A Composite

Composites have more than just these two factors.

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

2
28
Two in Base 8 Octal
71
1078
Seventy-One in Base 8 Octal

Prime Factorization

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

281 · 10781 = 2168

Base Conversions

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