Write a program to calculate the sum of first fifty prime numbers.

//program to calculate the sum of first fifty prime numbers

main()

{

int i,j,p=0;

float sum;

clrscr();

printf("The sum of first fifty prime numbers is given bellow \n");

i=2;

while(i<=300)

{

if(p<50)

{

  j=2;

  while(j<=i)

 {

  if (i%j==0)

  break;

  j++;

 }

  if (i==j)

 {

 sum=sum+i;

 printf("%d\t", i);

 p++;

  }

  i++;

 }

 else

 break;

}

  printf("\nSum of first fifty prime numbers is %g",sum);

getch();

return 0;

}

Output

The sum of first fifty prime numbers is given bellow

   2       3        5        7        11      13      17      19      23      29      31      37      41               43  47      53      59      61      67      71      73      79      83      89      97      101    103    107  109    113    127    131    137    139    149    151    157    163    167    173    179    181  191    193    197    199    211    223    227    229

Sum of first fifty prime numbers is 5117