The Number

23821

Twenty-Three Thousand Eight Hundred and Twenty-One

In Base 15 Quindecimal Is

70d115

The numbers with a 15 subscript use Base 15 Quindecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

23818
70cd15
Twenty-Three Thousand Eight Hundred and Eightteen in Base 15 Quindecimal
23819
70ce15
Twenty-Three Thousand Eight Hundred and Nineteen in Base 15 Quindecimal
23820
70d015
Twenty-Three Thousand Eight Hundred and Twenty in Base 15 Quindecimal
23822
70d215
Twenty-Three Thousand Eight Hundred and Twenty-Two in Base 15 Quindecimal
23823
70d315
Twenty-Three Thousand Eight Hundred and Twenty-Three in Base 15 Quindecimal
23824
70d415
Twenty-Three Thousand Eight Hundred and Twenty-Four in Base 15 Quindecimal

Scientific Notation

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

2.3821e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00021d29834be2c9c15

The reciprocal of 23821 in Base 15 Quindecimal.

Palindrome?

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

The number 70d115 is not a palindrome.

Not A Prime Number

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

Twenty-three thousand eight hundred and twenty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

Twenty-three thousand eight hundred and twenty-one 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-three thousand eight hundred and twenty-one has the following 3 prime factors:

7
715
Seven in Base 15 Quindecimal
41
2b15
Forty-One in Base 15 Quindecimal
83
5815
Eighty-Three in Base 15 Quindecimal

Prime Factorization

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

7151 · 2b151 · 58151 = 70d115

Base Conversions

The number twenty-three thousand eight hundred and twenty-one in 35 different bases