The Number

20105

Twenty Thousand One Hundred and Five

Nearby Numbers

Positive, nonzero integers within three units

20102
Twenty Thousand One Hundred and Two
20103
Twenty Thousand One Hundred and Three
20104
Twenty Thousand One Hundred and Four
20106
Twenty Thousand One Hundred and Six
20107
Twenty Thousand One Hundred and Seven
20108
Twenty Thousand One Hundred and Eight

Scientific Notation

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

2.0105e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000049738870927629945

The reciprocal of 20105.

Palindrome?

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

The number 20105 is not a palindrome.

Not A Prime Number

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

Twenty thousand one hundred and five is a composite number with 4 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Twenty thousand one hundred and five is a composite number with 4 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 twenty thousand one hundred and five has the following 2 prime factors:

5
Five
4021
Four Thousand and Twenty-One

Prime Factorization

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

51 · 40211 = 20105

Base Conversions

The number twenty thousand one hundred and five in 35 different bases