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There are two correct answers to this question:
15 in the USA and other countries using "short scale" naming conventions;
24 in countries using "long scale" naming conventions.
The scales goes as follows:
Value in
Scientific notation
| Short Scale Name |
| Value in numerals
Long Scale Name
10 01oneone10 31,000thousandthousand10 61,000,000millionmillion10 91,000,000,000billionthousand million or milliard10121,000,000,000,000trillionbillion10151,000,000,000,000,000quadrillionthousand billion or billiard10181,000,000,000,000,000,000quintilliontrillion10211,000,000,000,000,000,000,000sextillionthousand trillion or trilliard10241,000,000,000,000,000,000,000,000septillionquadrillion
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What number is the highest is it googol quadrillion centillion?
A googol. It is a 1 with 100 zeros after it.
How do you say this number 15000000000000000 in words?
Since it is a fairly large number, I suggest you use scientific notation. It is fifteen quadrillion. In scientific notation, it would be 1.5 x 10^16.
What number is 50000000000000000 in words?
Oh, dude, that's like 50 quadrillion. Just a casual 50 followed by 15 zeros. No biggie. Just a number so big it's hard to even comprehend.
Is 100000000000000000 a number?
yes its one hundred thousand trillion :) 17 zeros wow. This is also known as 100 Quadrillion
What is the number -10000000000000000000000000?
Negative one with twenty-five zeros is negative ten septillion.
