The Number

390985

Three Hundred and Ninety Thousand Nine Hundred and Eighty-Five

In Base 20 Vigesimal Is

28h9520

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

390982
28h9220
Three Hundred and Ninety Thousand Nine Hundred and Eighty-Two in Base 20 Vigesimal
390983
28h9320
Three Hundred and Ninety Thousand Nine Hundred and Eighty-Three in Base 20 Vigesimal
390984
28h9420
Three Hundred and Ninety Thousand Nine Hundred and Eighty-Four in Base 20 Vigesimal
390986
28h9620
Three Hundred and Ninety Thousand Nine Hundred and Eighty-Six in Base 20 Vigesimal
390987
28h9720
Three Hundred and Ninety Thousand Nine Hundred and Eighty-Seven in Base 20 Vigesimal
390988
28h9820
Three Hundred and Ninety Thousand Nine Hundred and Eighty-Eight in Base 20 Vigesimal

Scientific Notation

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

3.90985e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000083dfd3118b3920

The reciprocal of 390985 in Base 20 Vigesimal.

Palindrome?

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

The number 28h9520 is not a palindrome.

Not A Prime Number

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

Three hundred and ninety thousand nine hundred and eighty-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Three hundred and ninety 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 three hundred and ninety thousand nine hundred and eighty-five has the following 3 prime factors:

5
520
Five in Base 20 Vigesimal
7
720
Seven in Base 20 Vigesimal
11171
17ib20
Eleven Thousand One Hundred and Seventy-One in Base 20 Vigesimal

Prime Factorization

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

5201 · 7201 · 17ib201 = 28h9520

Base Conversions

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