The Number

1980

One Thousand Nine Hundred and Eighty

In Base 13 Tridecimal Is

b9413

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

For more familiar numbers: See One Thousand Nine Hundred and Eighty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

1977
b9113
One Thousand Nine Hundred and Seventy-Seven in Base 13 Tridecimal
1978
b9213
One Thousand Nine Hundred and Seventy-Eight in Base 13 Tridecimal
1979
b9313
One Thousand Nine Hundred and Seventy-Nine in Base 13 Tridecimal
1981
b9513
One Thousand Nine Hundred and Eighty-One in Base 13 Tridecimal
1982
b9613
One Thousand Nine Hundred and Eighty-Two in Base 13 Tridecimal
1983
b9713
One Thousand Nine Hundred and Eighty-Three in Base 13 Tridecimal

Scientific Notation

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

1.980e3

Reciprocal

A number multiplied with its reciprocal is one.

0.001156a229c1a848613

The reciprocal of 1980 in Base 13 Tridecimal.

Palindrome?

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

The number b9413 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 nine hundred and eighty is a composite number with 36 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

One thousand nine hundred and eighty is a composite number with 36 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 nine hundred and eighty has the following 4 prime factors:

2
213
Two in Base 13 Tridecimal
3
313
Three in Base 13 Tridecimal
5
513
Five in Base 13 Tridecimal
11
b13
Eleven in Base 13 Tridecimal

Prime Factorization

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

2132 · 3132 · 5131 · b131 = b9413

Base Conversions

The number one thousand nine hundred and eighty in 35 different bases