The Number

640380

Six Hundred and Forty Thousand Three Hundred and Eighty

In Base 20 Vigesimal Is

400j020

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

For more familiar numbers: See Six Hundred and Forty Thousand Three Hundred and Eighty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

640377
400ih20
Six Hundred and Forty Thousand Three Hundred and Seventy-Seven in Base 20 Vigesimal
640378
400ii20
Six Hundred and Forty Thousand Three Hundred and Seventy-Eight in Base 20 Vigesimal
640379
400ij20
Six Hundred and Forty Thousand Three Hundred and Seventy-Nine in Base 20 Vigesimal
640381
400j120
Six Hundred and Forty Thousand Three Hundred and Eighty-One in Base 20 Vigesimal
640382
400j220
Six Hundred and Forty Thousand Three Hundred and Eighty-Two in Base 20 Vigesimal
640383
400j320
Six Hundred and Forty Thousand Three Hundred and Eighty-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.

6.40380e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00004jig55cei493520

The reciprocal of 640380 in Base 20 Vigesimal.

Palindrome?

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

The number 400j020 is not a palindrome.

Not A Prime Number

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

Six hundred and forty thousand three hundred and eighty is a composite number with 48 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Six hundred and forty thousand three hundred and eighty is a composite number with 48 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 six hundred and forty thousand three hundred and eighty has the following 5 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
821
21120
Eight Hundred and Twenty-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

2202 · 3201 · 5201 · d201 · 211201 = 400j020

Base Conversions

The number six hundred and forty thousand three hundred and eighty in 35 different bases