The Number
221000
Two Hundred and Twenty-One Thousand
Nearby Numbers
Positive, nonzero integers within three units
Scientific Notation
Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.
2.21000e5
Reciprocal
A number multiplied with its reciprocal is one.
0.0000045248868778280546
The reciprocal of 221000.
Palindrome?
A numerical palindrome has the same value when all of its digits are reversed.
The number 221000 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 is a composite number with 64 total factors (including 1 and itself). See primes in Base 10 Decimal
A Composite
Composites have more than just these two factors.
Two hundred and twenty-one thousand is a composite number with 64 total factors (including 1 and itself).
Prime Factors
The number two hundred and twenty-one thousand has the following 4 prime factors:
Prime Factorization
The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities
23
·
53
·
131
·
171
= 221000
Base Conversions
The number two hundred and twenty-one thousand in 35 different bases