The Number

640448

Six Hundred and Forty Thousand Four Hundred and Forty-Eight

In Base 20 Vigesimal Is

4012820

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

For more familiar numbers: See Six Hundred and Forty Thousand Four Hundred and Forty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

640445
4012520
Six Hundred and Forty Thousand Four Hundred and Forty-Five in Base 20 Vigesimal
640446
4012620
Six Hundred and Forty Thousand Four Hundred and Forty-Six in Base 20 Vigesimal
640447
4012720
Six Hundred and Forty Thousand Four Hundred and Forty-Seven in Base 20 Vigesimal
640449
4012920
Six Hundred and Forty Thousand Four Hundred and Forty-Nine in Base 20 Vigesimal
640450
4012a20
Six Hundred and Forty Thousand Four Hundred and Fifty in Base 20 Vigesimal
640451
4012b20
Six Hundred and Forty Thousand Four Hundred and Fifty-One in Base 20 Vigesimal

Scientific Notation

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

6.40448e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00004jic07gdg2ade20

The reciprocal of 640448 in Base 20 Vigesimal.

Palindrome?

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

The number 4012820 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 four hundred and forty-eight is a composite number with 14 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 four hundred and forty-eight is a composite number with 14 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 four hundred and forty-eight has the following 2 prime factors:

2
220
Two in Base 20 Vigesimal
10007
150720
Ten Thousand and Seven in Base 20 Vigesimal

Prime Factorization

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

2206 · 1507201 = 4012820

Base Conversions

The number six hundred and forty thousand four hundred and forty-eight in 35 different bases