The Number

15205

Fifteen Thousand Two Hundred and Five

In Base 21 Unovigesimal Is

1da121

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Fifteen Thousand Two Hundred and Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

15202
1d9j21
Fifteen Thousand Two Hundred and Two in Base 21 Unovigesimal
15203
1d9k21
Fifteen Thousand Two Hundred and Three in Base 21 Unovigesimal
15204
1da021
Fifteen Thousand Two Hundred and Four in Base 21 Unovigesimal
15206
1da221
Fifteen Thousand Two Hundred and Six in Base 21 Unovigesimal
15207
1da321
Fifteen Thousand Two Hundred and Seven in Base 21 Unovigesimal
15208
1da421
Fifteen Thousand Two Hundred and Eight in Base 21 Unovigesimal

Scientific Notation

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

1.5205e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000cgcdefda85j0a21

The reciprocal of 15205 in Base 21 Unovigesimal.

Palindrome?

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

The number 1da121 is not a palindrome.

Not A Prime Number

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

Fifteen thousand two hundred and five is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Fifteen 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 fifteen thousand two hundred and five has the following 2 prime factors:

5
521
Five in Base 21 Unovigesimal
3041
6ih21
Three Thousand and Forty-One in Base 21 Unovigesimal

Prime Factorization

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

5211 · 6ih211 = 1da121

Base Conversions

The number fifteen thousand two hundred and five in 35 different bases