The Number

491072

Four Hundred and Ninety-One Thousand and Seventy-Two

In Base 21 Unovigesimal Is

2b0b821

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

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

Nearby Numbers

Positive, nonzero integers within three units

491069
2b0b521
Four Hundred and Ninety-One Thousand and Sixty-Nine in Base 21 Unovigesimal
491070
2b0b621
Four Hundred and Ninety-One Thousand and Seventy in Base 21 Unovigesimal
491071
2b0b721
Four Hundred and Ninety-One Thousand and Seventy-One in Base 21 Unovigesimal
491073
2b0b921
Four Hundred and Ninety-One Thousand and Seventy-Three in Base 21 Unovigesimal
491074
2b0ba21
Four Hundred and Ninety-One Thousand and Seventy-Four in Base 21 Unovigesimal
491075
2b0bb21
Four Hundred and Ninety-One Thousand 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.

4.91072e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000086de02bf663221

The reciprocal of 491072 in Base 21 Unovigesimal.

Palindrome?

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

The number 2b0b821 is not a palindrome.

Not A Prime Number

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

Four hundred and ninety-one thousand and seventy-two is a composite number with 14 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Four hundred and ninety-one thousand and seventy-two is a composite number with 14 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 four hundred and ninety-one thousand and seventy-two has the following 2 prime factors:

2
221
Two in Base 21 Unovigesimal
7673
h8821
Seven Thousand Six Hundred and Seventy-Three in Base 21 Unovigesimal

Prime Factorization

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

2216 · h88211 = 2b0b821

Base Conversions

The number four hundred and ninety-one thousand and seventy-two in 35 different bases