The Number

1131

One Thousand One Hundred and Thirty-One

In Base 8 Octal Is

21538

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

For more familiar numbers: See One Thousand One Hundred and Thirty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

1128
21508
One Thousand One Hundred and Twenty-Eight in Base 8 Octal
1129
21518
One Thousand One Hundred and Twenty-Nine in Base 8 Octal
1130
21528
One Thousand One Hundred and Thirty in Base 8 Octal
1132
21548
One Thousand One Hundred and Thirty-Two in Base 8 Octal
1133
21558
One Thousand One Hundred and Thirty-Three in Base 8 Octal
1134
21568
One Thousand One Hundred and Thirty-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.

1.131e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0003476175663025215548

The reciprocal of 1131 in Base 8 Octal.

Palindrome?

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

The number 21538 is not a palindrome.

Not A Prime Number

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

One thousand one hundred and thirty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 8 Octal

A Composite

Composites have more than just these two factors.

One thousand one hundred and thirty-one 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 thousand one hundred and thirty-one has the following 3 prime factors:

3
38
Three in Base 8 Octal
13
158
Thirteen 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 · 1581 · 3581 = 21538

Base Conversions

The number one thousand one hundred and thirty-one in 35 different bases