The Number

1641

One Thousand Six Hundred and Forty-One

In Base 21 Unovigesimal Is

3f321

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

For more familiar numbers: See One Thousand Six Hundred and Forty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

1638
3f021
One Thousand Six Hundred and Thirty-Eight in Base 21 Unovigesimal
1639
3f121
One Thousand Six Hundred and Thirty-Nine in Base 21 Unovigesimal
1640
3f221
One Thousand Six Hundred and Forty in Base 21 Unovigesimal
1642
3f421
One Thousand Six Hundred and Forty-Two in Base 21 Unovigesimal
1643
3f521
One Thousand Six Hundred and Forty-Three in Base 21 Unovigesimal
1644
3f621
One Thousand Six Hundred and Forty-Four in Base 21 Unovigesimal

Scientific Notation

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

1.641e3

Reciprocal

A number multiplied with its reciprocal is one.

0.005dagba14gg6db21

The reciprocal of 1641 in Base 21 Unovigesimal.

Palindrome?

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

The number 3f321 is a palindrome.

Not A Prime Number

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

One thousand six hundred and forty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

One thousand six hundred and forty-one is a composite number with 4 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 six hundred and forty-one has the following 2 prime factors:

3
321
Three in Base 21 Unovigesimal
547
15121
Five Hundred and Forty-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

3211 · 151211 = 3f321

Base Conversions

The number one thousand six hundred and forty-one in 35 different bases