The Number

142155

One Hundred and Forty-Two Thousand One Hundred and Fifty-Five

In Base 8 Octal Is

4255138

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

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

Nearby Numbers

Positive, nonzero integers within three units

142152
4255108
One Hundred and Forty-Two Thousand One Hundred and Fifty-Two in Base 8 Octal
142153
4255118
One Hundred and Forty-Two Thousand One Hundred and Fifty-Three in Base 8 Octal
142154
4255128
One Hundred and Forty-Two Thousand One Hundred and Fifty-Four in Base 8 Octal
142156
4255148
One Hundred and Forty-Two Thousand One Hundred and Fifty-Six in Base 8 Octal
142157
4255158
One Hundred and Forty-Two Thousand One Hundred and Fifty-Seven in Base 8 Octal
142158
4255168
One Hundred and Forty-Two Thousand One Hundred and Fifty-Eight in Base 8 Octal

Scientific Notation

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

1.42155e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000001660124236016370678

The reciprocal of 142155 in Base 8 Octal.

Palindrome?

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

The number 4255138 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 fifty-five is a composite number with 32 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 thousand one hundred and fifty-five is a composite number with 32 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 fifty-five has the following 3 prime factors:

3
38
Three in Base 8 Octal
5
58
Five in Base 8 Octal
13
158
Thirteen in Base 8 Octal

Prime Factorization

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

387 · 581 · 1581 = 4255138

Base Conversions

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