The Number

221988

Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Eight

In Base 8 Octal Is

6614448

The numbers with a 8 subscript use Base 8 Octal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

221985
6614418
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Five in Base 8 Octal
221986
6614428
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Six in Base 8 Octal
221987
6614438
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Seven in Base 8 Octal
221989
6614458
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Nine in Base 8 Octal
221990
6614468
Two Hundred and Twenty-One Thousand Nine Hundred and Ninety in Base 8 Octal
221991
6614478
Two Hundred and Twenty-One Thousand Nine Hundred and Ninety-One in Base 8 Octal

Scientific Notation

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

2.21988e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000001134473731747775218

The reciprocal of 221988 in Base 8 Octal.

Palindrome?

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

The number 6614448 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 nine hundred and eighty-eight is a composite number with 24 total factors (including 1 and itself).   See primes in Base 8 Octal

A Composite

Composites have more than just these two factors.

Two hundred and twenty-one thousand nine hundred and eighty-eight 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 nine hundred and eighty-eight has the following 4 prime factors:

2
28
Two in Base 8 Octal
3
38
Three in Base 8 Octal
13
158
Thirteen in Base 8 Octal
1423
26178
One Thousand Four Hundred and Twenty-Three in Base 8 Octal

Prime Factorization

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

282 · 381 · 1581 · 261781 = 6614448

Base Conversions

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