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What are the first three emirp numbers?
An emirp number is a prime number which, when you reverse the digits, produces a different prime number. Therefore, there are no single-digit emirp numbers. The first three emirp numbers are: 13, 17, 31
Is 347 an emirp?
Yes, 347 is an emirp. An emirp is a prime number that remains prime when its digits are reversed. The reverse of 347 is 743, which is also a prime number. Therefore, both 347 and 743 are primes, confirming that 347 is indeed an emirp.
IS 103 AN EMIRP?
No, it is not.
Why cant a EMIRP not begin with a 2 4 6 8 5?
yes 11 reverse 11 still
Is 1031 a prime number?
Yes. It is a prime number It is also an emirp (i.e.1301 is prime). And if you want to amaze friends by offering to write out from memory a prime with over a thousand digits, simply write the digit ' 1 ' 1031 times; this is the largest repunit (repeated digit) proven prime.[[User:Colcestrian|Colcestrian]] 02:43, 23 Jun 2009 (UTC)
What are the rules fr multiplication and divisions of integers?
(positive number) x (positive number) = positive number (positive number)/(positive number) = positive number (positive number) x ( negative number) = negative number (positive number)/( negative number) = negative number (negative number) x (negative number) = positive number (negative number)/(negative number) = positive number
What is the formula for the atomic number?
atomic number = number of proton in an element number of proton = number of electron mass number = number of proton + number of neutron therefore... atomic number = mass number - number of neutrons
What does a negative number multiplied by a negative number equal to?
A positive number. Positive Number x Positive Number = Positive Number Positive Number x Negative Number = Negative Number Negative Number x Negative Number = Positive Number
Can a real number that is not a rational number is a?
A real number which is not a rational number is an irrational number.
How do you find the number of neutrons from the mass number?
Atomic mass is the number of protons in an atom mass number is the number of protons plus neutrons in an atom the number of neutrons would equal the mass number minus the atomic number.
What number is equivalent to 30 120 minutes?
There is no number that is equivalent since a number is just that - a number. It is NOT a measure of time.There is no number that is equivalent since a number is just that - a number. It is NOT a measure of time.There is no number that is equivalent since a number is just that - a number. It is NOT a measure of time.There is no number that is equivalent since a number is just that - a number. It is NOT a measure of time.
What of a number is the product of that number and any whole number?
A multiple of a number is the product of that number and any whole number.
