The Number

221025

Two Hundred and Twenty-One Thousand and Twenty-Five

In Base 18 Octodecimal Is

21g3318

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

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

Nearby Numbers

Positive, nonzero integers within three units

221022
21g3018
Two Hundred and Twenty-One Thousand and Twenty-Two in Base 18 Octodecimal
221023
21g3118
Two Hundred and Twenty-One Thousand and Twenty-Three in Base 18 Octodecimal
221024
21g3218
Two Hundred and Twenty-One Thousand and Twenty-Four in Base 18 Octodecimal
221026
21g3418
Two Hundred and Twenty-One Thousand and Twenty-Six in Base 18 Octodecimal
221027
21g3518
Two Hundred and Twenty-One Thousand and Twenty-Seven in Base 18 Octodecimal
221028
21g3618
Two Hundred and Twenty-One Thousand 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.

2.21025e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000089fg7eg722hg518

The reciprocal of 221025 in Base 18 Octodecimal.

Palindrome?

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

The number 21g3318 is not a palindrome.

Not A Prime Number

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

Two hundred and twenty-one thousand and twenty-five is a composite number with 24 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Two hundred and twenty-one thousand and twenty-five is a composite number with 24 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 two hundred and twenty-one thousand and twenty-five has the following 4 prime factors:

3
318
Three in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
7
718
Seven in Base 18 Octodecimal
421
15718
Four Hundred and Twenty-One 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 · 7181 · 157181 = 21g3318

Base Conversions

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