The Number

1565

One Thousand Five Hundred and Sixty-Five

In Base 20 Vigesimal Is

3i520

The numbers with a 20 subscript use Base 20 Vigesimal notation.

For more familiar numbers: See One Thousand Five Hundred and Sixty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

1562
3i220
One Thousand Five Hundred and Sixty-Two in Base 20 Vigesimal
1563
3i320
One Thousand Five Hundred and Sixty-Three in Base 20 Vigesimal
1564
3i420
One Thousand Five Hundred and Sixty-Four in Base 20 Vigesimal
1566
3i620
One Thousand Five Hundred and Sixty-Six in Base 20 Vigesimal
1567
3i720
One Thousand Five Hundred and Sixty-Seven in Base 20 Vigesimal
1568
3i820
One Thousand Five Hundred and Sixty-Eight in Base 20 Vigesimal

Scientific Notation

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

1.565e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00524eb79a862dd20

The reciprocal of 1565 in Base 20 Vigesimal.

Palindrome?

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

The number 3i520 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 five hundred and sixty-five is a composite number with 4 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

One thousand five hundred and sixty-five 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 five hundred and sixty-five has the following 2 prime factors:

5
520
Five in Base 20 Vigesimal
313
fd20
Three Hundred and Thirteen in Base 20 Vigesimal

Prime Factorization

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

5201 · fd201 = 3i520

Base Conversions

The number one thousand five hundred and sixty-five in 35 different bases