What is the central number in Belphegor's prime that contributes to its 'evil' reputation?

Understanding Belphegor's Prime

Interactive Video
•
Mathematics, Science
•
7th - 12th Grade
•
Hard

Lucas Foster
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
333
777
666
999
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many zeros are there on each side of the number 666 in Belphegor's prime?
15
10
12
13
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula used to generate a Belphegor number?
10^(n+1) + 666 + 10^n
10^n + 666 + 10^(n+3)
10^n + 666 + 10^(n+1)
10^(n+3) + 666 + 10^(n+1) + 1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which value of 'n' makes a Belphegor number a prime?
n = 15
n = 13
n = 10
n = 20
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a Republican prime?
A prime number with more zeros than any other
A prime number that is prime to the right
A prime number with 666 in it
A prime number that is prime to the left
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who discovered the Belphegor numbers?
Isaac Newton
Carl Gauss
Harvey Dubner
Albert Einstein
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a palindromic prime?
A prime number with 666 in it
A prime number that is prime to the left
A prime number that reads the same forwards and backwards
A prime number with more zeros than any other
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