The Number

16985

Sixteen Thousand Nine Hundred and Eighty-Five

In Base 21 Unovigesimal Is

1hah21

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

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

Nearby Numbers

Positive, nonzero integers within three units

16982
1hae21
Sixteen Thousand Nine Hundred and Eighty-Two in Base 21 Unovigesimal
16983
1haf21
Sixteen Thousand Nine Hundred and Eighty-Three in Base 21 Unovigesimal
16984
1hag21
Sixteen Thousand Nine Hundred and Eighty-Four in Base 21 Unovigesimal
16986
1hai21
Sixteen Thousand Nine Hundred and Eighty-Six in Base 21 Unovigesimal
16987
1haj21
Sixteen Thousand Nine Hundred and Eighty-Seven in Base 21 Unovigesimal
16988
1hak21
Sixteen Thousand Nine Hundred and Eighty-Eight in Base 21 Unovigesimal

Scientific Notation

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

1.6985e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000b99ajjed6b2921

The reciprocal of 16985 in Base 21 Unovigesimal.

Palindrome?

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

The number 1hah21 is not a palindrome.

Not A Prime Number

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

Sixteen thousand nine hundred and eighty-five 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.

Sixteen thousand nine hundred and eighty-five 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 sixteen thousand nine hundred and eighty-five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
43
2121
Forty-Three in Base 21 Unovigesimal
79
3g21
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

5211 · 21211 · 3g211 = 1hah21

Base Conversions

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