The Number

21385

Twenty-One Thousand Three Hundred and Eighty-Five

In Base 14 Quattuordecimal Is

7b1714

The numbers with a 14 subscript use Base 14 Quattuordecimal 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
7b1414
Twenty-One Thousand Three Hundred and Eighty-Two in Base 14 Quattuordecimal
21383
7b1514
Twenty-One Thousand Three Hundred and Eighty-Three in Base 14 Quattuordecimal
21384
7b1614
Twenty-One Thousand Three Hundred and Eighty-Four in Base 14 Quattuordecimal
21386
7b1814
Twenty-One Thousand Three Hundred and Eighty-Six in Base 14 Quattuordecimal
21387
7b1914
Twenty-One Thousand Three Hundred and Eighty-Seven in Base 14 Quattuordecimal
21388
7b1a14
Twenty-One Thousand Three Hundred and Eighty-Eight in Base 14 Quattuordecimal

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.

0.0001b21469780a1cb614

The reciprocal of 21385 in Base 14 Quattuordecimal.

Palindrome?

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

The number 7b1714 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 14 Quattuordecimal

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
514
Five in Base 14 Quattuordecimal
7
714
Seven in Base 14 Quattuordecimal
13
d14
Thirteen in Base 14 Quattuordecimal
47
3514
Forty-Seven in Base 14 Quattuordecimal

Prime Factorization

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

5141 · 7141 · d141 · 35141 = 7b1714

Base Conversions

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