The Number

21605

Twenty-One Thousand Six Hundred and Five

In Base 29 Nonavigesimal Is

pk029

The numbers with a 29 subscript use Base 29 Nonavigesimal notation.

For more familiar numbers: See Twenty-One Thousand Six Hundred and Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

21602
pjq29
Twenty-One Thousand Six Hundred and Two in Base 29 Nonavigesimal
21603
pjr29
Twenty-One Thousand Six Hundred and Three in Base 29 Nonavigesimal
21604
pjs29
Twenty-One Thousand Six Hundred and Four in Base 29 Nonavigesimal
21606
pk129
Twenty-One Thousand Six Hundred and Six in Base 29 Nonavigesimal
21607
pk229
Twenty-One Thousand Six Hundred and Seven in Base 29 Nonavigesimal
21608
pk329
Twenty-One Thousand Six Hundred and Eight in Base 29 Nonavigesimal

Scientific Notation

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

2.1605e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0013lalgb76s1s29

The reciprocal of 21605 in Base 29 Nonavigesimal.

Palindrome?

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

The number pk029 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 six hundred and five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 29 Nonavigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand six hundred and five 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 six hundred and five has the following 3 prime factors:

5
529
Five in Base 29 Nonavigesimal
29
1029
Twenty-Nine in Base 29 Nonavigesimal
149
5429
One Hundred and Forty-Nine in Base 29 Nonavigesimal

Prime Factorization

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

5291 · 10291 · 54291 = pk029

Base Conversions

The number twenty-one thousand six hundred and five in 35 different bases