The Number

221297

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

In Base 18 Octodecimal Is

21h0518

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

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

Nearby Numbers

Positive, nonzero integers within three units

221294
21h0218
Two Hundred and Twenty-One Thousand Two Hundred and Ninety-Four in Base 18 Octodecimal
221295
21h0318
Two Hundred and Twenty-One Thousand Two Hundred and Ninety-Five in Base 18 Octodecimal
221296
21h0418
Two Hundred and Twenty-One Thousand Two Hundred and Ninety-Six in Base 18 Octodecimal
221298
21h0618
Two Hundred and Twenty-One Thousand Two Hundred and Ninety-Eight in Base 18 Octodecimal
221299
21h0718
Two Hundred and Twenty-One Thousand Two Hundred and Ninety-Nine in Base 18 Octodecimal
221300
21h0818
Two Hundred and Twenty-One Thousand Three Hundred in Base 18 Octodecimal

Scientific Notation

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

2.21297e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000089c92da96hd818

The reciprocal of 221297 in Base 18 Octodecimal.

Palindrome?

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

The number 21h0518 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 two hundred and ninety-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 two hundred and ninety-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 two hundred and ninety-seven has the following 2 prime factors:

37
2118
Thirty-Seven in Base 18 Octodecimal
5981
108518
Five Thousand Nine Hundred and Eighty-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

21181 · 1085181 = 21h0518

Base Conversions

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