The Number

21385

Twenty-One Thousand Three Hundred and Eighty-Five

In Base 24 Tetravigesimal Is

1d3124

The numbers with a 24 subscript use Base 24 Tetravigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21382
1d2m24
Twenty-One Thousand Three Hundred and Eighty-Two in Base 24 Tetravigesimal
21383
1d2n24
Twenty-One Thousand Three Hundred and Eighty-Three in Base 24 Tetravigesimal
21384
1d3024
Twenty-One Thousand Three Hundred and Eighty-Four in Base 24 Tetravigesimal
21386
1d3224
Twenty-One Thousand Three Hundred and Eighty-Six in Base 24 Tetravigesimal
21387
1d3324
Twenty-One Thousand Three Hundred and Eighty-Seven in Base 24 Tetravigesimal
21388
1d3424
Twenty-One Thousand Three Hundred and Eighty-Eight in Base 24 Tetravigesimal

Scientific Notation

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

2.1385e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000fc87a4jaejlj24

The reciprocal of 21385 in Base 24 Tetravigesimal.

Palindrome?

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

The number 1d3124 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 three hundred and eighty-five is a composite number with 16 total factors (including 1 and itself).   See primes in Base 24 Tetravigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand three hundred and eighty-five is a composite number with 16 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 three hundred and eighty-five has the following 4 prime factors:

5
524
Five in Base 24 Tetravigesimal
7
724
Seven in Base 24 Tetravigesimal
13
d24
Thirteen in Base 24 Tetravigesimal
47
1n24
Forty-Seven in Base 24 Tetravigesimal

Prime Factorization

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

5241 · 7241 · d241 · 1n241 = 1d3124

Base Conversions

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