The Number

42665

Forty-Two Thousand Six Hundred and Sixty-Five

In Base 13 Tridecimal Is

1655c13

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

42662
1655913
Forty-Two Thousand Six Hundred and Sixty-Two in Base 13 Tridecimal
42663
1655a13
Forty-Two Thousand Six Hundred and Sixty-Three in Base 13 Tridecimal
42664
1655b13
Forty-Two Thousand Six Hundred and Sixty-Four in Base 13 Tridecimal
42666
1656013
Forty-Two Thousand Six Hundred and Sixty-Six in Base 13 Tridecimal
42667
1656113
Forty-Two Thousand Six Hundred and Sixty-Seven in Base 13 Tridecimal
42668
1656213
Forty-Two Thousand Six Hundred and Sixty-Eight in Base 13 Tridecimal

Scientific Notation

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

4.2665e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000089195880c0507213

The reciprocal of 42665 in Base 13 Tridecimal.

Palindrome?

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

The number 1655c13 is not a palindrome.

Not A Prime Number

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

Forty-two thousand six hundred and sixty-five is a composite number with 16 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Forty-two thousand six hundred and sixty-five is a composite number with 16 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 forty-two thousand six hundred and sixty-five has the following 4 prime factors:

5
513
Five in Base 13 Tridecimal
7
713
Seven in Base 13 Tridecimal
23
1a13
Twenty-Three in Base 13 Tridecimal
53
4113
Fifty-Three in Base 13 Tridecimal

Prime Factorization

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

5131 · 7131 · 1a131 · 41131 = 1655c13

Base Conversions

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