Nearby Numbers

Positive, nonzero integers within three units

21138

Twenty-One Thousand One Hundred and Thirty-Eight

21139

Twenty-One Thousand One Hundred and Thirty-Nine

21140

Twenty-One Thousand One Hundred and Forty

21142

Twenty-One Thousand One Hundred and Forty-Two

21143

Twenty-One Thousand One Hundred and Forty-Three

21144

Twenty-One Thousand One Hundred and Forty-Four

Scientific Notation

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

2.1141e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000047301452154581144

The reciprocal of 21141.

Palindrome?

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

The number 21141 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Twenty-one thousand one hundred and forty-one is a composite number with 14 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand one hundred and forty-one is a composite number with 14 total factors (including 1 and itself).

Prime Factors

3

Three

29

Twenty-Nine

Prime Factorization

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

36 · 291 = 21141

Base Conversions

The number twenty-one thousand one hundred and forty-one in 35 different bases