3978970908672

Names of 3978970908672

• Cardinal: 3978970908672 can be written as Three trillion, nine hundred seventy-eight billion, nine hundred seventy million, nine hundred eight thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 3.978970908672 × 10¹²

Factors of 3978970908672

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 647618968

Divisors of 3978970908672

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 512 768 1024 1536 2048 3072 6144 647618963 1295237926 1942856889 2590475852 3885713778 5180951704 7771427556 10361903408 15542855112 20723806816 31085710224 41447613632 62171420448 82895227264 124342840896 165790454528 248685681792 331580909056 497371363584 663161818112 994742727168 1326323636224 1989485454336 3978970908672
• Sum of all divisors σ(n): 10607998630320
• Sum of proper divisors (its aliquot sum) s(n): 6629027721648
• 3978970908672 is an abundant number, because the sum of its proper divisors (6629027721648) is greater than itself. Its abundance is 2650056812976

Bases of 3978970908672

• Binary: 111001111001101101001001011100100000000000₂
• Hexadecimal: 0x39E6D25C800
• Base-36: 1ERWWJMDC

Squares and roots of 3978970908672

• 3978970908672 squared (3978970908672²) is 15832209492058081364803584
• 3978970908672 cubed (3978970908672³) is 62995900988899807575513426547282280448
• The square root of 3978970908672 is 1994735.7992155251
• The cube root of 3978970908672 is 15846.1436264453

Scales and comparisons

• 3,978,970,908,672 seconds is equal to 126,518 years, 50 weeks, 2 days, 51 minutes, 12 seconds.
• To count from 1 to 3,978,970,908,672 would take you about three hundred sixteen thousand, two hundred ninety-seven 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 3978970908672 cubic inches would be around 1320.5 feet tall.

Recreational maths with 3978970908672

• 3978970908672 backwards is 2768090798793
• The number of decimal digits it has is: 13
• The sum of 3978970908672's digits is 75
• More coming soon!