The Number

21887

Twenty-One Thousand Eight Hundred and Eighty-Seven

In Base 3 Ternary Is

10100001223

The numbers with a 3 subscript use Base 3 Ternary notation.

For more familiar numbers: See Twenty-One Thousand Eight Hundred and Eighty-Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

21884
10100001123
Twenty-One Thousand Eight Hundred and Eighty-Four in Base 3 Ternary
21885
10100001203
Twenty-One Thousand Eight Hundred and Eighty-Five in Base 3 Ternary
21886
10100001213
Twenty-One Thousand Eight Hundred and Eighty-Six in Base 3 Ternary
21888
10100002003
Twenty-One Thousand Eight Hundred and Eighty-Eight in Base 3 Ternary
21889
10100002013
Twenty-One Thousand Eight Hundred and Eighty-Nine in Base 3 Ternary
21890
10100002023
Twenty-One Thousand Eight Hundred and Ninety in Base 3 Ternary

Scientific Notation

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

2.1887e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000000022002112022110120220100212222210223

The reciprocal of 21887 in Base 3 Ternary.

Palindrome?

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

The number 10100001223 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 eight hundred and eighty-seven is a composite number with 4 total factors (including 1 and itself).   See primes in Base 3 Ternary

A Composite

Composites have more than just these two factors.

Twenty-one thousand eight hundred and eighty-seven 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-one thousand eight hundred and eighty-seven has the following 2 prime factors:

43
11213
Forty-Three in Base 3 Ternary
509
2002123
Five Hundred and Nine in Base 3 Ternary

Prime Factorization

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

112131 · 20021231 = 10100001223

Base Conversions

The number twenty-one thousand eight hundred and eighty-seven in 35 different bases