The Number

21875

Twenty-One Thousand Eight Hundred and Seventy-Five

In Base 20 Vigesimal Is

2edf20

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21872
2edc20
Twenty-One Thousand Eight Hundred and Seventy-Two in Base 20 Vigesimal
21873
2edd20
Twenty-One Thousand Eight Hundred and Seventy-Three in Base 20 Vigesimal
21874
2ede20
Twenty-One Thousand Eight Hundred and Seventy-Four in Base 20 Vigesimal
21876
2edg20
Twenty-One Thousand Eight Hundred and Seventy-Six in Base 20 Vigesimal
21877
2edh20
Twenty-One Thousand Eight Hundred and Seventy-Seven in Base 20 Vigesimal
21878
2edi20
Twenty-One Thousand Eight Hundred and Seventy-Eight in Base 20 Vigesimal

Scientific Notation

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

2.1875e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000765e5e5e5e5e820

The reciprocal of 21875 in Base 20 Vigesimal.

Palindrome?

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

The number 2edf20 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 seventy-five is a composite number with 12 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand eight hundred and seventy-five is a composite number with 12 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 seventy-five has the following 2 prime factors:

5
520
Five in Base 20 Vigesimal
7
720
Seven in Base 20 Vigesimal

Prime Factorization

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

5205 · 7201 = 2edf20

Base Conversions

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