The Number

221147

Two Hundred and Twenty-One Thousand One Hundred and Forty-Seven

In Base 18 Octodecimal Is

21g9h18

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

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

Nearby Numbers

Positive, nonzero integers within three units

221144
21g9e18
Two Hundred and Twenty-One Thousand One Hundred and Forty-Four in Base 18 Octodecimal
221145
21g9f18
Two Hundred and Twenty-One Thousand One Hundred and Forty-Five in Base 18 Octodecimal
221146
21g9g18
Two Hundred and Twenty-One Thousand One Hundred and Forty-Six in Base 18 Octodecimal
221148
21ga018
Two Hundred and Twenty-One Thousand One Hundred and Forty-Eight in Base 18 Octodecimal
221149
21ga118
Two Hundred and Twenty-One Thousand One Hundred and Forty-Nine in Base 18 Octodecimal
221150
21ga218
Two Hundred and Twenty-One Thousand One Hundred and Fifty in Base 18 Octodecimal

Scientific Notation

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

2.21147e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000089e6gd31fd3cd18

The reciprocal of 221147 in Base 18 Octodecimal.

Palindrome?

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

The number 21g9h18 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 one hundred and forty-seven is a composite number with 4 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 one hundred and forty-seven is a composite number with 4 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 one hundred and forty-seven has the following 2 prime factors:

281
fb18
Two Hundred and Eighty-One in Base 18 Octodecimal
787
27d18
Seven Hundred and Eighty-Seven in Base 18 Octodecimal

Prime Factorization

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

fb181 · 27d181 = 21g9h18

Base Conversions

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