The Number

20878

Twenty Thousand Eight Hundred and Seventy-Eight

Nearby Numbers

Positive, nonzero integers within three units

20875
Twenty Thousand Eight Hundred and Seventy-Five
20876
Twenty Thousand Eight Hundred and Seventy-Six
20877
Twenty Thousand Eight Hundred and Seventy-Seven
20879
Twenty Thousand Eight Hundred and Seventy-Nine
20880
Twenty Thousand Eight Hundred and Eighty
20881
Twenty Thousand Eight Hundred and Eighty-One

Scientific Notation

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

2.0878e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00004789730817128078

The reciprocal of 20878.

Palindrome?

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

The number 20878 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 eight hundred and seventy-eight is a composite number with 16 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Twenty thousand eight hundred and seventy-eight is a composite number with 16 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 eight hundred and seventy-eight has the following 4 prime factors:

2
Two
11
Eleven
13
Thirteen
73
Seventy-Three

Prime Factorization

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

21 · 111 · 131 · 731 = 20878

Base Conversions

The number twenty thousand eight hundred and seventy-eight in 35 different bases