The Number

221438

Two Hundred and Twenty-One Thousand Four Hundred and Thirty-Eight

Nearby Numbers

Positive, nonzero integers within three units

221435
Two Hundred and Twenty-One Thousand Four Hundred and Thirty-Five
221436
Two Hundred and Twenty-One Thousand Four Hundred and Thirty-Six
221437
Two Hundred and Twenty-One Thousand Four Hundred and Thirty-Seven
221439
Two Hundred and Twenty-One Thousand Four Hundred and Thirty-Nine
221440
Two Hundred and Twenty-One Thousand Four Hundred and Forty
221441
Two Hundred and Twenty-One Thousand Four Hundred and Forty-One

Scientific Notation

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

2.21438e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000004515936740758135

The reciprocal of 221438.

Palindrome?

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

The number 221438 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 four hundred and thirty-eight is a composite number with 8 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 four hundred and thirty-eight is a composite number with 8 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 four hundred and thirty-eight has the following 3 prime factors:

2
Two
7
Seven
15817
Fifteen Thousand Eight Hundred and Seventeen

Prime Factorization

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

21 · 71 · 158171 = 221438

Base Conversions

The number two hundred and twenty-one thousand four hundred and thirty-eight in 35 different bases