The Number

221988

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

In Base 11 Undecimal Is

14186811

The numbers with a 11 subscript use Base 11 Undecimal 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
14186511
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Five in Base 11 Undecimal
221986
14186611
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Six in Base 11 Undecimal
221987
14186711
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Seven in Base 11 Undecimal
221989
14186911
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Nine in Base 11 Undecimal
221990
14186a11
Two Hundred and Twenty-One Thousand Nine Hundred and Ninety in Base 11 Undecimal
221991
14187011
Two Hundred and Twenty-One Thousand Nine Hundred and Ninety-One in Base 11 Undecimal

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.

0.000007a86a61a700544711

The reciprocal of 221988 in Base 11 Undecimal.

Palindrome?

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

The number 14186811 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 11 Undecimal

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
211
Two in Base 11 Undecimal
3
311
Three in Base 11 Undecimal
13
1211
Thirteen in Base 11 Undecimal
1423
108411
One Thousand Four Hundred and Twenty-Three in Base 11 Undecimal

Prime Factorization

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

2112 · 3111 · 12111 · 1084111 = 14186811

Base Conversions

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