The Number

21480

Twenty-One Thousand Four Hundred and Eighty

In Base 18 Octodecimal Is

3c5618

The numbers with a 18 subscript use Base 18 Octodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21477
3c5318
Twenty-One Thousand Four Hundred and Seventy-Seven in Base 18 Octodecimal
21478
3c5418
Twenty-One Thousand Four Hundred and Seventy-Eight in Base 18 Octodecimal
21479
3c5518
Twenty-One Thousand Four Hundred and Seventy-Nine in Base 18 Octodecimal
21481
3c5718
Twenty-One Thousand Four Hundred and Eighty-One in Base 18 Octodecimal
21482
3c5818
Twenty-One Thousand Four Hundred and Eighty-Two in Base 18 Octodecimal
21483
3c5918
Twenty-One Thousand Four Hundred and Eighty-Three in Base 18 Octodecimal

Scientific Notation

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

2.1480e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004fh7f9f07af2418

The reciprocal of 21480 in Base 18 Octodecimal.

Palindrome?

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

The number 3c5618 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 four hundred and eighty is a composite number with 32 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand four hundred and eighty is a composite number with 32 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 four hundred and eighty has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
179
9h18
One Hundred and Seventy-Nine in Base 18 Octodecimal

Prime Factorization

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

2183 · 3181 · 5181 · 9h181 = 3c5618

Base Conversions

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