The Number

1945

One Thousand Nine Hundred and Forty-Five

In Base 3 Ternary Is

22000013

The numbers with a 3 subscript use Base 3 Ternary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1942
21222213
One Thousand Nine Hundred and Forty-Two in Base 3 Ternary
1943
21222223
One Thousand Nine Hundred and Forty-Three in Base 3 Ternary
1944
22000003
One Thousand Nine Hundred and Forty-Four in Base 3 Ternary
1946
22000023
One Thousand Nine Hundred and Forty-Six in Base 3 Ternary
1947
22000103
One Thousand Nine Hundred and Forty-Seven in Base 3 Ternary
1948
22000113
One Thousand Nine Hundred and Forty-Eight in Base 3 Ternary

Scientific Notation

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

1.945e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00000010101002002222012122011122012000013

The reciprocal of 1945 in Base 3 Ternary.

Palindrome?

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

The number 22000013 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 forty-five is a composite number with 4 total factors (including 1 and itself).   See primes in Base 3 Ternary

A Composite

Composites have more than just these two factors.

One thousand nine hundred and forty-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 nine hundred and forty-five has the following 2 prime factors:

5
123
Five in Base 3 Ternary
389
1121023
Three Hundred and Eighty-Nine in Base 3 Ternary

Prime Factorization

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

1231 · 11210231 = 22000013

Base Conversions

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