The Number

1205

One Thousand Two Hundred and Five

In Base 13 Tridecimal Is

71913

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

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

Nearby Numbers

Positive, nonzero integers within three units

1202
71613
One Thousand Two Hundred and Two in Base 13 Tridecimal
1203
71713
One Thousand Two Hundred and Three in Base 13 Tridecimal
1204
71813
One Thousand Two Hundred and Four in Base 13 Tridecimal
1206
71a13
One Thousand Two Hundred and Six in Base 13 Tridecimal
1207
71b13
One Thousand Two Hundred and Seven in Base 13 Tridecimal
1208
71c13
One Thousand Two Hundred and 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.

1.205e3

Reciprocal

A number multiplied with its reciprocal is one.

0.001a9185c55711b3513

The reciprocal of 1205 in Base 13 Tridecimal.

Palindrome?

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

The number 71913 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 two hundred and five is a composite number with 4 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

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

5
513
Five in Base 13 Tridecimal
241
15713
Two Hundred and Forty-One 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 · 157131 = 71913

Base Conversions

The number one thousand two hundred and five in 35 different bases