The Number

390805

Three Hundred and Ninety Thousand Eight Hundred and Five

In Base 20 Vigesimal Is

28h0520

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

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

Nearby Numbers

Positive, nonzero integers within three units

390802
28h0220
Three Hundred and Ninety Thousand Eight Hundred and Two in Base 20 Vigesimal
390803
28h0320
Three Hundred and Ninety Thousand Eight Hundred and Three in Base 20 Vigesimal
390804
28h0420
Three Hundred and Ninety Thousand Eight Hundred and Four in Base 20 Vigesimal
390806
28h0620
Three Hundred and Ninety Thousand Eight Hundred and Six in Base 20 Vigesimal
390807
28h0720
Three Hundred and Ninety Thousand Eight Hundred and Seven in Base 20 Vigesimal
390808
28h0820
Three Hundred and Ninety Thousand Eight Hundred and 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.

3.90805e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000083f5g5j75b06f20

The reciprocal of 390805 in Base 20 Vigesimal.

Palindrome?

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

The number 28h0520 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 eight hundred and 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 eight hundred and 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 eight hundred and five has the following 3 prime factors:

5
520
Five in Base 20 Vigesimal
47
2720
Forty-Seven in Base 20 Vigesimal
1663
43320
One Thousand Six Hundred and Sixty-Three 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 · 27201 · 433201 = 28h0520

Base Conversions

The number three hundred and ninety thousand eight hundred and five in 35 different bases