The Number

21994

Twenty-One Thousand Nine Hundred and Ninety-Four

In Base 8 Octal Is

527528

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

For more familiar numbers: See Twenty-One Thousand Nine Hundred and Ninety-Four in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

21991
527478
Twenty-One Thousand Nine Hundred and Ninety-One in Base 8 Octal
21992
527508
Twenty-One Thousand Nine Hundred and Ninety-Two in Base 8 Octal
21993
527518
Twenty-One Thousand Nine Hundred and Ninety-Three in Base 8 Octal
21995
527538
Twenty-One Thousand Nine Hundred and Ninety-Five in Base 8 Octal
21996
527548
Twenty-One Thousand Nine Hundred and Ninety-Six in Base 8 Octal
21997
527558
Twenty-One Thousand Nine Hundred and Ninety-Seven in Base 8 Octal

Scientific Notation

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

2.1994e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00001372636055122510038

The reciprocal of 21994 in Base 8 Octal.

Palindrome?

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

The number 527528 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand nine hundred and ninety-four 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.

Twenty-one thousand nine hundred and ninety-four 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 twenty-one thousand nine hundred and ninety-four has the following 3 prime factors:

2
28
Two in Base 8 Octal
7
78
Seven in Base 8 Octal
1571
30438
One Thousand Five Hundred and 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 · 781 · 304381 = 527528

Base Conversions

The number twenty-one thousand nine hundred and ninety-four in 35 different bases