9009
9009
1001 1001 1001 1001 9 9 9 9
1001 = 7 x 11 x 13
1001 = 7 x 11 x 13
1001 is not prime. 1001 = 7 * 11 * 131001 is equal to 7 x 11 x 13, so it is composite.
1001 base 2 = 9 base 10
1001 Divide by seven. 143,7 Divide by eleven. 13,11,7 Stop. 7 x 11 x 13 = 1001
Let x be 1st no. x+2 2nd no.(as there is a diff. of 2 no b/w 2 odd no) x+4 and x+6 the 3rd and 4th acc. to the ques, x+x+2+x+4+x+6=1001 4x+12=1001 x=(1001-12)/4 x=247.25 thus, 247.25,249.25,251.25,253.25 are the 4 odd no 998+1+1+1=1001
1001 is the binary of 9
1001
1101 1001 in binary is D9 in hex and 139 in decimal
9 = 1001