The Number

390

Three Hundred and Ninety

In Base 20 Vigesimal Is

ja20

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

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

Nearby Numbers

Positive, nonzero integers within three units

387
j720
Three Hundred and Eighty-Seven in Base 20 Vigesimal
388
j820
Three Hundred and Eighty-Eight in Base 20 Vigesimal
389
j920
Three Hundred and Eighty-Nine in Base 20 Vigesimal
391
jb20
Three Hundred and Ninety-One in Base 20 Vigesimal
392
jc20
Three Hundred and Ninety-Two in Base 20 Vigesimal
393
jd20
Three Hundred and Ninety-Three in Base 20 Vigesimal

Scientific Notation

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

3.90e2

Reciprocal

A number multiplied with its reciprocal is one.

0.010a52b5cg842120

The reciprocal of 390 in Base 20 Vigesimal.

Palindrome?

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

The number ja20 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 is a composite number with 16 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 is a composite number with 16 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 has the following 4 prime factors:

2
220
Two in Base 20 Vigesimal
3
320
Three in Base 20 Vigesimal
5
520
Five in Base 20 Vigesimal
13
d20
Thirteen in Base 20 Vigesimal

Prime Factorization

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

2201 · 3201 · 5201 · d201 = ja20

Base Conversions

The number three hundred and ninety in 35 different bases