The Number

21205

Twenty-One Thousand Two Hundred and Five

In Base 27 Heptavigesimal Is

122a27

The numbers with a 27 subscript use Base 27 Heptavigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21202
122727
Twenty-One Thousand Two Hundred and Two in Base 27 Heptavigesimal
21203
122827
Twenty-One Thousand Two Hundred and Three in Base 27 Heptavigesimal
21204
122927
Twenty-One Thousand Two Hundred and Four in Base 27 Heptavigesimal
21206
122b27
Twenty-One Thousand Two Hundred and Six in Base 27 Heptavigesimal
21207
122c27
Twenty-One Thousand Two Hundred and Seven in Base 27 Heptavigesimal
21208
122d27
Twenty-One Thousand Two Hundred and Eight in Base 27 Heptavigesimal

Scientific Notation

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

2.1205e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000p1i6ei3p3bgc27

The reciprocal of 21205 in Base 27 Heptavigesimal.

Palindrome?

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

The number 122a27 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 two hundred and five is a composite number with 4 total factors (including 1 and itself).   See primes in Base 27 Heptavigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand two hundred and five is a composite number with 4 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 two hundred and five has the following 2 prime factors:

5
527
Five in Base 27 Heptavigesimal
4241
5m227
Four Thousand Two Hundred and Forty-One in Base 27 Heptavigesimal

Prime Factorization

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

5271 · 5m2271 = 122a27

Base Conversions

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