The Number

221172

Two Hundred and Twenty-One Thousand One Hundred and Seventy-Two

In Base 18 Octodecimal Is

21gb618

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 Seventy-Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

221169
21gb318
Two Hundred and Twenty-One Thousand One Hundred and Sixty-Nine 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
221173
21gb718
Two Hundred and Twenty-One Thousand One Hundred and Seventy-Three in Base 18 Octodecimal
221174
21gb818
Two Hundred and Twenty-One Thousand One Hundred and Seventy-Four in Base 18 Octodecimal
221175
21gb918
Two Hundred and Twenty-One Thousand One Hundred and Seventy-Five in Base 18 Octodecimal

Scientific Notation

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

2.21172e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000089e1563e2842318

The reciprocal of 221172 in Base 18 Octodecimal.

Palindrome?

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

The number 21gb618 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 seventy-two 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 one hundred and seventy-two 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 one hundred and seventy-two has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
7
718
Seven in Base 18 Octodecimal
2633
82518
Two Thousand Six Hundred and Thirty-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

2182 · 3181 · 7181 · 825181 = 21gb618

Base Conversions

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