The Number

19980

Nineteen Thousand Nine Hundred and Eighty

In Base 11 Undecimal Is

1401411

The numbers with a 11 subscript use Base 11 Undecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

19977
1401111
Nineteen Thousand Nine Hundred and Seventy-Seven in Base 11 Undecimal
19978
1401211
Nineteen Thousand Nine Hundred and Seventy-Eight in Base 11 Undecimal
19979
1401311
Nineteen Thousand Nine Hundred and Seventy-Nine in Base 11 Undecimal
19981
1401511
Nineteen Thousand Nine Hundred and Eighty-One in Base 11 Undecimal
19982
1401611
Nineteen Thousand Nine Hundred and Eighty-Two in Base 11 Undecimal
19983
1401711
Nineteen Thousand Nine Hundred and Eighty-Three in Base 11 Undecimal

Scientific Notation

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

1.9980e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000807374443738080411

The reciprocal of 19980 in Base 11 Undecimal.

Palindrome?

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

The number 1401411 is not a palindrome.

Not A Prime Number

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

Nineteen thousand nine hundred and eighty is a composite number with 48 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

Nineteen thousand nine hundred and eighty is a composite number with 48 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 nineteen thousand nine hundred and eighty has the following 4 prime factors:

2
211
Two in Base 11 Undecimal
3
311
Three in Base 11 Undecimal
5
511
Five in Base 11 Undecimal
37
3411
Thirty-Seven in Base 11 Undecimal

Prime Factorization

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

2112 · 3113 · 5111 · 34111 = 1401411

Base Conversions

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