The Number

21964

Twenty-One Thousand Nine Hundred and Sixty-Four

In Base 8 Octal Is

527148

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

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

Nearby Numbers

Positive, nonzero integers within three units

21961
527118
Twenty-One Thousand Nine Hundred and Sixty-One in Base 8 Octal
21962
527128
Twenty-One Thousand Nine Hundred and Sixty-Two in Base 8 Octal
21963
527138
Twenty-One Thousand Nine Hundred and Sixty-Three in Base 8 Octal
21965
527158
Twenty-One Thousand Nine Hundred and Sixty-Five in Base 8 Octal
21966
527168
Twenty-One Thousand Nine Hundred and Sixty-Six in Base 8 Octal
21967
527178
Twenty-One Thousand Nine Hundred and Sixty-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.

2.1964e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000013736634245164354048

The reciprocal of 21964 in Base 8 Octal.

Palindrome?

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

The number 527148 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 sixty-four is a composite number with 18 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 sixty-four is a composite number with 18 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 sixty-four has the following 3 prime factors:

2
28
Two in Base 8 Octal
17
218
Seventeen in Base 8 Octal
19
238
Nineteen in Base 8 Octal

Prime Factorization

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

282 · 2182 · 2381 = 527148

Base Conversions

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