The Number

42891

Forty-Two Thousand Eight Hundred and Ninety-One

In Base 8 Octal Is

1236138

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

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

Nearby Numbers

Positive, nonzero integers within three units

42888
1236108
Forty-Two Thousand Eight Hundred and Eighty-Eight in Base 8 Octal
42889
1236118
Forty-Two Thousand Eight Hundred and Eighty-Nine in Base 8 Octal
42890
1236128
Forty-Two Thousand Eight Hundred and Ninety in Base 8 Octal
42892
1236148
Forty-Two Thousand Eight Hundred and Ninety-Two in Base 8 Octal
42893
1236158
Forty-Two Thousand Eight Hundred and Ninety-Three in Base 8 Octal
42894
1236168
Forty-Two Thousand Eight Hundred and Ninety-Four in Base 8 Octal

Scientific Notation

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

4.2891e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000006071214564615243248

The reciprocal of 42891 in Base 8 Octal.

Palindrome?

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

The number 1236138 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Forty-two thousand eight hundred and ninety-one is a composite number with 12 total factors (including 1 and itself).   See primes in Base 8 Octal

A Composite

Composites have more than just these two factors.

Forty-two thousand eight hundred and ninety-one is a composite number with 12 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 forty-two thousand eight hundred and ninety-one has the following 3 prime factors:

3
38
Three in Base 8 Octal
17
218
Seventeen in Base 8 Octal
29
358
Twenty-Nine in Base 8 Octal

Prime Factorization

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

381 · 2181 · 3582 = 1236138

Base Conversions

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