The Number

1665

One Thousand Six Hundred and Sixty-Five

In Base 30 Trigesimal Is

1pf30

The numbers with a 30 subscript use Base 30 Trigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1662
1pc30
One Thousand Six Hundred and Sixty-Two in Base 30 Trigesimal
1663
1pd30
One Thousand Six Hundred and Sixty-Three in Base 30 Trigesimal
1664
1pe30
One Thousand Six Hundred and Sixty-Four in Base 30 Trigesimal
1666
1pg30
One Thousand Six Hundred and Sixty-Six in Base 30 Trigesimal
1667
1ph30
One Thousand Six Hundred and Sixty-Seven in Base 30 Trigesimal
1668
1pi30
One Thousand Six Hundred and Sixty-Eight in Base 30 Trigesimal

Scientific Notation

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

1.665e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00g6ehp41ijdo30

The reciprocal of 1665 in Base 30 Trigesimal.

Palindrome?

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

The number 1pf30 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 six hundred and sixty-five is a composite number with 12 total factors (including 1 and itself).   See primes in Base 30 Trigesimal

A Composite

Composites have more than just these two factors.

One thousand six hundred and sixty-five is a composite number with 12 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 sixty-five has the following 3 prime factors:

3
330
Three in Base 30 Trigesimal
5
530
Five in Base 30 Trigesimal
37
1730
Thirty-Seven in Base 30 Trigesimal

Prime Factorization

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

3302 · 5301 · 17301 = 1pf30

Base Conversions

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