6940522816821

Names of 6940522816821

• Cardinal: 6940522816821 can be written as Six trillion, nine hundred forty billion, five hundred twenty-two million, eight hundred sixteen thousand, eight hundred twenty-one.

Scientific notation

• Scientific notation: 6.940522816821 × 10¹²

Factors of 6940522816821

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5695918

Divisors of 6940522816821

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 11 27 33 99 121 297 363 373 1089 1119 3267 3357 4103 10071 12309 36927 45133 110781 135399 406197 1218591 5695531 17086593 51259779 62650841 153779337 187952523 563857569 689159251 1691572707 2067477753 2124433063 6202433259 6373299189 18607299777 19119897567 23368763693 57359692701 70106291079 210318873237 257056400623 630956619711 771169201869 2313507605607 6940522816821
• Sum of all divisors σ(n): 11332286109760
• Sum of proper divisors (its aliquot sum) s(n): 4391763292939
• 6940522816821 is a deficient number, because the sum of its proper divisors (4391763292939) is less than itself. Its deficiency is 2548759523882

Bases of 6940522816821

• Binary: 1100100111111110111011001011010010100110101₂
• Hexadecimal: 0x64FF765A535
• Base-36: 2GKFK33N9

Squares and roots of 6940522816821

• 6940522816821 squared (6940522816821²) is 48170856970812908320546041
• 6940522816821 cubed (6940522816821³) is 334330931911747909839103436870139755661
• The square root of 6940522816821 is 2634487.2018707929
• The cube root of 6940522816821 is 19074.9787185921

Scales and comparisons

• 6,940,522,816,821 seconds is equal to 220,687 years, 8 weeks, 1 day, 4 hours, 40 minutes, 21 seconds.
• To count from 1 to 6,940,522,816,821 would take you about five hundred fifty-one thousand, seven hundred seventeen 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 6940522816821 cubic inches would be around 1589.6 feet tall.

Recreational maths with 6940522816821

• 6940522816821 backwards is 1286182250496
• The number of decimal digits it has is: 13
• The sum of 6940522816821's digits is 54
• More coming soon!