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Earn +20 ptsQ: What is the unit digit of the number 2 to the 400 power?
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What is a 400 digit number called?
A 400-digit number is typically referred to as a "400-digit number." In mathematics, numbers are categorized by their number of digits, such as single-digit numbers, double-digit numbers, triple-digit numbers, and so on. Therefore, a number with 400 digits would simply be called a "400-digit number."
What must a four digit number end in to be divisible by 400?
All of the four-digit multiples of 400 end in 00.
What is the value of digit 4 in the number 8462?
400
What is the Decimal notation for 400?
It is 400, exactly as in the question. A decimal number is simply a way of representing a number in such a way that the place value of each digit is ten times that of the digit to its right.
What three digit number multiplied and added you get the same answer?
200*200=400 200+200=400
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