The Number

1930

One Thousand Nine Hundred and Thirty

In Base 21 Unovigesimal Is

47j21

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

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

Nearby Numbers

Positive, nonzero integers within three units

1927
47g21
One Thousand Nine Hundred and Twenty-Seven in Base 21 Unovigesimal
1928
47h21
One Thousand Nine Hundred and Twenty-Eight in Base 21 Unovigesimal
1929
47i21
One Thousand Nine Hundred and Twenty-Nine in Base 21 Unovigesimal
1931
47k21
One Thousand Nine Hundred and Thirty-One in Base 21 Unovigesimal
1932
48021
One Thousand Nine Hundred and Thirty-Two in Base 21 Unovigesimal
1933
48121
One Thousand Nine Hundred and Thirty-Three in Base 21 Unovigesimal

Scientific Notation

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

1.930e3

Reciprocal

A number multiplied with its reciprocal is one.

0.004gg28a9c690i821

The reciprocal of 1930 in Base 21 Unovigesimal.

Palindrome?

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

The number 47j21 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 thirty is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

One thousand nine hundred and thirty is a composite number with 8 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 thirty has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
193
9421
One Hundred and Ninety-Three in Base 21 Unovigesimal

Prime Factorization

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

2211 · 5211 · 94211 = 47j21

Base Conversions

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