The Number

18421

Eightteen Thousand Four Hundred and Twenty-One

In Base 28 Octovigesimal Is

ndp28

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

18418
ndm28
Eightteen Thousand Four Hundred and Eightteen in Base 28 Octovigesimal
18419
ndn28
Eightteen Thousand Four Hundred and Nineteen in Base 28 Octovigesimal
18420
ndo28
Eightteen Thousand Four Hundred and Twenty in Base 28 Octovigesimal
18422
ndq28
Eightteen Thousand Four Hundred and Twenty-Two in Base 28 Octovigesimal
18423
ndr28
Eightteen Thousand Four Hundred and Twenty-Three in Base 28 Octovigesimal
18424
ne028
Eightteen Thousand Four Hundred and Twenty-Four in Base 28 Octovigesimal

Scientific Notation

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

1.8421e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0015a7n9q60qrf28

The reciprocal of 18421 in Base 28 Octovigesimal.

Palindrome?

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

The number ndp28 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 four hundred and twenty-one is a composite number with 6 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

Eightteen thousand four hundred and twenty-one is a composite number with 6 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 four hundred and twenty-one has the following 2 prime factors:

13
d28
Thirteen in Base 28 Octovigesimal
109
3p28
One Hundred and Nine in Base 28 Octovigesimal

Prime Factorization

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

d282 · 3p281 = ndp28

Base Conversions

The number eightteen thousand four hundred and twenty-one in 35 different bases