The Number

1491

One Thousand Four Hundred and Ninety-One

In Base 22 Duovigesimal Is

31h22

The numbers with a 22 subscript use Base 22 Duovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1488
31e22
One Thousand Four Hundred and Eighty-Eight in Base 22 Duovigesimal
1489
31f22
One Thousand Four Hundred and Eighty-Nine in Base 22 Duovigesimal
1490
31g22
One Thousand Four Hundred and Ninety in Base 22 Duovigesimal
1492
31i22
One Thousand Four Hundred and Ninety-Two in Base 22 Duovigesimal
1493
31j22
One Thousand Four Hundred and Ninety-Three in Base 22 Duovigesimal
1494
31k22
One Thousand Four Hundred and Ninety-Four in Base 22 Duovigesimal

Scientific Notation

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

1.491e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00732aik396i6be22

The reciprocal of 1491 in Base 22 Duovigesimal.

Palindrome?

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

The number 31h22 is not a palindrome.

Not A Prime Number

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

One thousand four hundred and ninety-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 22 Duovigesimal

A Composite

Composites have more than just these two factors.

One thousand four hundred and ninety-one 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 one thousand four hundred and ninety-one has the following 3 prime factors:

3
322
Three in Base 22 Duovigesimal
7
722
Seven in Base 22 Duovigesimal
71
3522
Seventy-One in Base 22 Duovigesimal

Prime Factorization

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

3221 · 7221 · 35221 = 31h22

Base Conversions

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