1216375816989

Names of 1216375816989

• Cardinal: 1216375816989 can be written as One trillion, two hundred sixteen billion, three hundred seventy-five million, eight hundred sixteen thousand, nine hundred eighty-nine.

Scientific notation

• Scientific notation: 1.216375816989 × 10¹²

Factors of 1216375816989

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 308

Divisors of 1216375816989

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 53 59 159 177 193 579 3127 3481 9381 10229 10443 11387 30687 34161 37249 111747 184493 205379 553479 603511 616137 671833 1810533 1974197 2015499 2197691 5922591 6593073 10885087 32655261 35607149 39638147 106821447 116477623 118914441 129663769 349432869 388991307 2100821791 6302465373 6872179757 7650162371 20616539271 22950487113 405458605663 1216375816989
• Sum of all divisors σ(n): 1689679776960
• Sum of proper divisors (its aliquot sum) s(n): 473303959971
• 1216375816989 is a deficient number, because the sum of its proper divisors (473303959971) is less than itself. Its deficiency is 743071857018

Bases of 1216375816989

• Binary: 10001101100110101101001100000001100011101₂
• Hexadecimal: 0x11B35A6031D
• Base-36: FISMR76L

Squares and roots of 1216375816989

• 1216375816989 squared (1216375816989²) is 1479570128155657221026121
• 1216375816989 cubed (1216375816989³) is 1799713323427856983987885280284569669
• The square root of 1216375816989 is 1102894.2909404327
• The cube root of 1216375816989 is 10674.7060766633

Scales and comparisons

• 1,216,375,816,989 seconds is equal to 38,676 years, 51 weeks, 2 days, 19 hours, 23 minutes, 9 seconds.
• To count from 1 to 1,216,375,816,989 would take you about ninety-six thousand, six hundred ninety-two years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 1216375816989 cubic inches would be around 889.6 feet tall.

Recreational maths with 1216375816989

• 1216375816989 backwards is 9896185736121
• The number of decimal digits it has is: 13
• The sum of 1216375816989's digits is 66
• More coming soon!