The Number

640448

Six Hundred and Forty Thousand Four Hundred and Forty-Eight

Nearby Numbers

Positive, nonzero integers within three units

640445
Six Hundred and Forty Thousand Four Hundred and Forty-Five
640446
Six Hundred and Forty Thousand Four Hundred and Forty-Six
640447
Six Hundred and Forty Thousand Four Hundred and Forty-Seven
640449
Six Hundred and Forty Thousand Four Hundred and Forty-Nine
640450
Six Hundred and Forty Thousand Four Hundred and Fifty
640451
Six Hundred and Forty Thousand Four Hundred and Fifty-One

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.

0.0000015614070150894375

The reciprocal of 640448.

Palindrome?

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

The number 640448 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 10 Decimal

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
Two
10007
Ten Thousand and Seven

Prime Factorization

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

26 · 100071 = 640448

Base Conversions

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