Others Maths Puzzle

Let N be the product of five different odd prime numbers. If N is the five-digit number abcab, 4 < a < 8, how many values of N are possible?

Read Solution (Total 3)

1001= 7*11*13

51051= 3*7*11*13*17

57057 = 3*7*11*13*19

69069 = 3.7.11.13.23

so only 3 numbers
14 years agoHelpfull: Yes(3) No(0)

Zero
14 years agoHelpfull: Yes(0) No(1)
3 nos
14 years agoHelpfull: Yes(0) No(0)

Others Other Question

F(2)=3,F(5)=7 AND INTEGRATION OF F(X) FROM LIMIT 2 TO 5 IS 17 ........THEN WATS THE INTEGRATION VALUE OF F(inverse)X LIMIT FROM 3 TO 7 IS????

Use 1,2,3,4,5,6,7,8,9 in sequece

condition are use + - * /  at least once 

and do not use twice the digits only use all once

and the result should be equal to 100