The Number

18872

Eightteen Thousand Eight Hundred and Seventy-Two

In Base 21 Unovigesimal Is

20ge21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Eightteen Thousand Eight Hundred and Seventy-Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

18869
20gb21
Eightteen Thousand Eight Hundred and Sixty-Nine in Base 21 Unovigesimal
18870
20gc21
Eightteen Thousand Eight Hundred and Seventy in Base 21 Unovigesimal
18871
20gd21
Eightteen Thousand Eight Hundred and Seventy-One in Base 21 Unovigesimal
18873
20gf21
Eightteen Thousand Eight Hundred and Seventy-Three in Base 21 Unovigesimal
18874
20gg21
Eightteen Thousand Eight Hundred and Seventy-Four in Base 21 Unovigesimal
18875
20gh21
Eightteen Thousand Eight Hundred and Seventy-Five in Base 21 Unovigesimal

Scientific Notation

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

1.8872e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000a68d1dagi9hd21

The reciprocal of 18872 in Base 21 Unovigesimal.

Palindrome?

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

The number 20ge21 is not a palindrome.

Not A Prime Number

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

Eightteen thousand eight hundred and seventy-two is a composite number with 16 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Eightteen thousand eight hundred and seventy-two 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 eightteen thousand eight hundred and seventy-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
337
g121
Three Hundred and Thirty-Seven in Base 21 Unovigesimal

Prime Factorization

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

2213 · 7211 · g1211 = 20ge21

Base Conversions

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