7021243871985

Names of 7021243871985

• Cardinal: 7021243871985 can be written as Seven trillion, twenty-one billion, two hundred forty-three million, eight hundred seventy-one thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 7.021243871985 × 10¹²

Factors of 7021243871985

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 415335375

Divisors of 7021243871985

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 5 7 15 21 23 35 49 69 105 115 147 161 245 345 483 735 805 1127 2415 3381 5635 16905 415335337 1246006011 2076676685 2907347359 6230030055 8722042077 9552712751 14536736795 20351431513 28658138253 43610210385 47763563755 61054294539 66868989257 101757157565 143290691265 200606967771 305271472695 334344946285 468082924799 1003034838855 1404248774397 2340414623995 7021243871985
• Sum of all divisors σ(n): 13636289817216
• Sum of proper divisors (its aliquot sum) s(n): 6615045945231
• 7021243871985 is a deficient number, because the sum of its proper divisors (6615045945231) is less than itself. Its deficiency is 406197926754

Bases of 7021243871985

• Binary: 1100110001011000010101111110011001011110001₂
• Hexadecimal: 0x662C2BF32F1
• Base-36: 2HLIJBGFL

Squares and roots of 7021243871985

• 7021243871985 squared (7021243871985²) is 49297865509886915067840225
• 7021243871985 cubed (7021243871985³) is 346132336113234189850409340330333596625
• The square root of 7021243871985 is 2649762.9841148057
• The cube root of 7021243871985 is 19148.6437440773

Scales and comparisons

• 7,021,243,871,985 seconds is equal to 223,253 years, 43 weeks, 3 days, 15 hours, 59 minutes, 45 seconds.
• To count from 1 to 7,021,243,871,985 would take you about five hundred fifty-eight thousand, one hundred thirty-four 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 7021243871985 cubic inches would be around 1595.7 feet tall.

Recreational maths with 7021243871985

• 7021243871985 backwards is 5891783421207
• The number of decimal digits it has is: 13
• The sum of 7021243871985's digits is 57
• More coming soon!