7225
85, 87, 89, 91, 93 and 95.
The first 20 odd numbers are: 13579111315171921232527293133353739.
The sum of the first 8,000 odd numbers 64,000,000.
The sum of the first 600 odd numbers is 360,000.
7225
As a product of its prime factors: 5*17 = 85
85, 87, 89, 91, 93 and 95.
The first 20 odd numbers are: 13579111315171921232527293133353739.
The first 100 odd whole numbers are: 13579111315171921232527293133353739414345474951535557596163656769717375777981838587899193959799101103105107109111113115117119121123125127129131133135137139141143145147149151153155157159161163165167169171173175177179181183185187189191193195197199.
The sum of the first 15 odd numbers is 225.
The sum of the first 300 odd numbers is 90,000
The sum of the first 40 odd numbers is 1,600.
The sum of the first 8,000 odd numbers 64,000,000.
The sum of the first 600 odd numbers is 360,000.
The sum of the first nine odd numbers is 81.
The sum of the first 1,000 odd numbers is 1,000,000.