The Number

221169

Two Hundred and Twenty-One Thousand One Hundred and Sixty-Nine

In Base 18 Octodecimal Is

21gb318

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 Sixty-Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

221166
21gb018
Two Hundred and Twenty-One Thousand One Hundred and Sixty-Six in Base 18 Octodecimal
221167
21gb118
Two Hundred and Twenty-One Thousand One Hundred and Sixty-Seven in Base 18 Octodecimal
221168
21gb218
Two Hundred and Twenty-One Thousand One Hundred and Sixty-Eight in Base 18 Octodecimal
221170
21gb418
Two Hundred and Twenty-One Thousand One Hundred and Seventy in Base 18 Octodecimal
221171
21gb518
Two Hundred and Twenty-One Thousand One Hundred and Seventy-One in Base 18 Octodecimal
221172
21gb618
Two Hundred and Twenty-One Thousand One Hundred and Seventy-Two in Base 18 Octodecimal

Scientific Notation

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

2.21169e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000089e1h935agc7f18

The reciprocal of 221169 in Base 18 Octodecimal.

Palindrome?

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

The number 21gb318 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 sixty-nine is a composite number with 16 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 sixty-nine is a composite number with 16 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 sixty-nine has the following 4 prime factors:

3
318
Three in Base 18 Octodecimal
13
d18
Thirteen in Base 18 Octodecimal
53
2h18
Fifty-Three in Base 18 Octodecimal
107
5h18
One Hundred and 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

3181 · d181 · 2h181 · 5h181 = 21gb318

Base Conversions

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