The Number

18520

Eightteen Thousand Five Hundred and Twenty

In Base 21 Unovigesimal Is

1kkj21

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

For more familiar numbers: See Eightteen Thousand Five Hundred and Twenty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

18517
1kkg21
Eightteen Thousand Five Hundred and Seventeen in Base 21 Unovigesimal
18518
1kkh21
Eightteen Thousand Five Hundred and Eightteen in Base 21 Unovigesimal
18519
1kki21
Eightteen Thousand Five Hundred and Nineteen in Base 21 Unovigesimal
18521
1kkk21
Eightteen Thousand Five Hundred and Twenty-One in Base 21 Unovigesimal
18522
200021
Eightteen Thousand Five Hundred and Twenty-Two in Base 21 Unovigesimal
18523
200121
Eightteen Thousand Five Hundred and Twenty-Three in Base 21 Unovigesimal

Scientific Notation

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

1.8520e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000aab000aaakkke21

The reciprocal of 18520 in Base 21 Unovigesimal.

Palindrome?

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

The number 1kkj21 is not a palindrome.

Not A Prime Number

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

Eightteen thousand five hundred and twenty is a composite number with 16 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Eightteen thousand five hundred and twenty 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 eightteen thousand five hundred and twenty has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
463
11121
Four Hundred and Sixty-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

2213 · 5211 · 111211 = 1kkj21

Base Conversions

The number eightteen thousand five hundred and twenty in 35 different bases