The Number

1979

One Thousand Nine Hundred and Seventy-Nine

In Base 21 Unovigesimal Is

4a521

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1976
4a221
One Thousand Nine Hundred and Seventy-Six in Base 21 Unovigesimal
1977
4a321
One Thousand Nine Hundred and Seventy-Seven in Base 21 Unovigesimal
1978
4a421
One Thousand Nine Hundred and Seventy-Eight in Base 21 Unovigesimal
1980
4a621
One Thousand Nine Hundred and Eighty in Base 21 Unovigesimal
1981
4a721
One Thousand Nine Hundred and Eighty-One in Base 21 Unovigesimal
1982
4a821
One Thousand Nine Hundred and Eighty-Two in Base 21 Unovigesimal

Scientific Notation

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

1.979e3

Reciprocal

A number multiplied with its reciprocal is one.

0.004e5f26ghdc4jf21

The reciprocal of 1979 in Base 21 Unovigesimal.

Palindrome?

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

The number 4a521 is not a palindrome.

A Prime Number

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

One thousand nine hundred and seventy-nine is the 299th prime number.   See primes in Base 21 Unovigesimal

Not A Composite

Composites have more than just these two factors.

One Thousand Nine Hundred and Seventy-Nine is not a composite number because it has exactly two factors: One and One Thousand Nine Hundred and Seventy-Nine

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 seventy-nine has the following 1 prime factor:

1979
4a521
One Thousand Nine Hundred and Seventy-Nine in Base 21 Unovigesimal

Prime Factorization

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

4a5211 = 4a521

Base Conversions

The number one thousand nine hundred and seventy-nine in 35 different bases