The Number

72872

Seventy-Two Thousand Eight Hundred and Seventy-Two

In Base 21 Unovigesimal Is

7i5221

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

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

Nearby Numbers

Positive, nonzero integers within three units

72869
7i4k21
Seventy-Two Thousand Eight Hundred and Sixty-Nine in Base 21 Unovigesimal
72870
7i5021
Seventy-Two Thousand Eight Hundred and Seventy in Base 21 Unovigesimal
72871
7i5121
Seventy-Two Thousand Eight Hundred and Seventy-One in Base 21 Unovigesimal
72873
7i5321
Seventy-Two Thousand Eight Hundred and Seventy-Three in Base 21 Unovigesimal
72874
7i5421
Seventy-Two Thousand Eight Hundred and Seventy-Four in Base 21 Unovigesimal
72875
7i5521
Seventy-Two 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.

7.2872e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002e0jg96dbf5ae21

The reciprocal of 72872 in Base 21 Unovigesimal.

Palindrome?

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

The number 7i5221 is not a palindrome.

Not A Prime Number

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

Seventy-two thousand eight hundred and seventy-two is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Seventy-two thousand eight hundred and seventy-two is a composite number with 8 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 seventy-two thousand eight hundred and seventy-two has the following 2 prime factors:

2
221
Two in Base 21 Unovigesimal
9109
kdg21
Nine Thousand One Hundred and Nine 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 · kdg211 = 7i5221

Base Conversions

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