The Number

21964

Twenty-One Thousand Nine Hundred and Sixty-Four

In Base 11 Undecimal Is

1555811

The numbers with a 11 subscript use Base 11 Undecimal 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
1555511
Twenty-One Thousand Nine Hundred and Sixty-One in Base 11 Undecimal
21962
1555611
Twenty-One Thousand Nine Hundred and Sixty-Two in Base 11 Undecimal
21963
1555711
Twenty-One Thousand Nine Hundred and Sixty-Three in Base 11 Undecimal
21965
1555911
Twenty-One Thousand Nine Hundred and Sixty-Five in Base 11 Undecimal
21966
1555a11
Twenty-One Thousand Nine Hundred and Sixty-Six in Base 11 Undecimal
21967
1556011
Twenty-One Thousand Nine Hundred and Sixty-Seven in Base 11 Undecimal

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.

0.00007372612681671111

The reciprocal of 21964 in Base 11 Undecimal.

Palindrome?

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

The number 1555811 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 11 Undecimal

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
211
Two in Base 11 Undecimal
17
1611
Seventeen in Base 11 Undecimal
19
1811
Nineteen in Base 11 Undecimal

Prime Factorization

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

2112 · 16112 · 18111 = 1555811

Base Conversions

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