The Number

1985

One Thousand Nine Hundred and Eighty-Five

In Base 25 Pentavigesimal Is

34a25

The numbers with a 25 subscript use Base 25 Pentavigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1982
34725
One Thousand Nine Hundred and Eighty-Two in Base 25 Pentavigesimal
1983
34825
One Thousand Nine Hundred and Eighty-Three in Base 25 Pentavigesimal
1984
34925
One Thousand Nine Hundred and Eighty-Four in Base 25 Pentavigesimal
1986
34b25
One Thousand Nine Hundred and Eighty-Six in Base 25 Pentavigesimal
1987
34c25
One Thousand Nine Hundred and Eighty-Seven in Base 25 Pentavigesimal
1988
34d25
One Thousand Nine Hundred and Eighty-Eight in Base 25 Pentavigesimal

Scientific Notation

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

1.985e3

Reciprocal

A number multiplied with its reciprocal is one.

0.007ljhinlge11i25

The reciprocal of 1985 in Base 25 Pentavigesimal.

Palindrome?

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

The number 34a25 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-five is a composite number with 4 total factors (including 1 and itself).   See primes in Base 25 Pentavigesimal

A Composite

Composites have more than just these two factors.

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

5
525
Five in Base 25 Pentavigesimal
397
fm25
Three Hundred and Ninety-Seven in Base 25 Pentavigesimal

Prime Factorization

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

5251 · fm251 = 34a25

Base Conversions

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