The Number

21225

Twenty-One Thousand Two Hundred and Twenty-Five

In Base 18 Octodecimal Is

3b9318

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

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

Nearby Numbers

Positive, nonzero integers within three units

21222
3b9018
Twenty-One Thousand Two Hundred and Twenty-Two in Base 18 Octodecimal
21223
3b9118
Twenty-One Thousand Two Hundred and Twenty-Three in Base 18 Octodecimal
21224
3b9218
Twenty-One Thousand Two Hundred and Twenty-Four in Base 18 Octodecimal
21226
3b9418
Twenty-One Thousand Two Hundred and Twenty-Six in Base 18 Octodecimal
21227
3b9518
Twenty-One Thousand Two Hundred and Twenty-Seven in Base 18 Octodecimal
21228
3b9618
Twenty-One Thousand Two Hundred and Twenty-Eight in Base 18 Octodecimal

Scientific Notation

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

2.1225e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004h0853ag0fda218

The reciprocal of 21225 in Base 18 Octodecimal.

Palindrome?

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

The number 3b9318 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 two hundred and twenty-five is a composite number with 12 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 two hundred and twenty-five is a composite number with 12 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 two hundred and twenty-five has the following 3 prime factors:

3
318
Three in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
283
fd18
Two Hundred and Eighty-Three in Base 18 Octodecimal

Prime Factorization

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

3181 · 5182 · fd181 = 3b9318

Base Conversions

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