The Number

12389

Twelve Thousand Three Hundred and Eighty-Nine

In Base 21 Unovigesimal Is

171k21

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

For more familiar numbers: See Twelve Thousand Three Hundred and Eighty-Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

12386
171h21
Twelve Thousand Three Hundred and Eighty-Six in Base 21 Unovigesimal
12387
171i21
Twelve Thousand Three Hundred and Eighty-Seven in Base 21 Unovigesimal
12388
171j21
Twelve Thousand Three Hundred and Eighty-Eight in Base 21 Unovigesimal
12390
172021
Twelve Thousand Three Hundred and Ninety in Base 21 Unovigesimal
12391
172121
Twelve Thousand Three Hundred and Ninety-One in Base 21 Unovigesimal
12392
172221
Twelve Thousand Three Hundred and Ninety-Two in Base 21 Unovigesimal

Scientific Notation

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

1.2389e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000fedg0hg0513221

The reciprocal of 12389 in Base 21 Unovigesimal.

Palindrome?

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

The number 171k21 is not a palindrome.

Not A Prime Number

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

Twelve thousand three hundred and eighty-nine 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.

Twelve thousand three hundred and eighty-nine 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 twelve thousand three hundred and eighty-nine has the following 2 prime factors:

13
d21
Thirteen in Base 21 Unovigesimal
953
23821
Nine Hundred and Fifty-Three in Base 21 Unovigesimal

Prime Factorization

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

d211 · 238211 = 171k21

Base Conversions

The number twelve thousand three hundred and eighty-nine in 35 different bases