6990002881010728

Names of 6990002881010728

• Cardinal: 6990002881010728 can be written as Six quadrillion, nine hundred ninety trillion, two billion, eight hundred eighty-one million, ten thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 6.990002881010728 × 10¹⁵

Factors of 6990002881010728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 37143606

Divisors of 6990002881010728

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 8 71 127 142 254 284 508 568 1016 2609 5218 9017 10436 18034 20872 36068 72136 185239 331343 370478 662686 740956 1325372 1481912 2650744 23525353 37140797 47050706 74281594 94101412 148563188 188202824 297126376 2636996587 4716881219 5273993174 9433762438 10547986348 18867524876 21095972696 37735049752 96900339373 193800678746 334898566549 387601357492 669797133098 775202714984 1339594266196 2679188532392 6879924095483 12306343100371 13759848190966 24612686200742 27519696381932 49225372401484 55039392763864 98450744802968 873750360126341 1747500720252682 3495001440505364 6990002881010728
• Sum of all divisors σ(n): 13400637619507200
• Sum of proper divisors (its aliquot sum) s(n): 6410634738496472
• 6990002881010728 is a deficient number, because the sum of its proper divisors (6410634738496472) is less than itself. Its deficiency is 579368142514256

Bases of 6990002881010728

• Binary: 11000110101010101111011011110101100111001110000101000₂
• Hexadecimal: 0x18D55EDEB39C28
• Base-36: 1WTQYZQTSMG

Squares and roots of 6990002881010728

• 6990002881010728 squared (6990002881010728²) is 48860140276538277662814851089984
• 6990002881010728 cubed (6990002881010728³) is 341532521299590869154740458331340827966397348352
• The square root of 6990002881010728 is 83606237.0939556639
• The cube root of 6990002881010728 is 191202.0091732829

Scales and comparisons

• 6,990,002,881,010,728 seconds is equal to 222,260,470 years, 6 weeks, 19 hours, 25 minutes, 28 seconds.
• To count from 1 to 6,990,002,881,010,728 would take you about six hundred sixty-six million, seven hundred eighty-one thousand, four hundred ten 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 6990002881010728 cubic inches would be around 15933.5 feet tall.

Recreational maths with 6990002881010728

• 6990002881010728 backwards is 8270101882000996
• The number of decimal digits it has is: 16
• The sum of 6990002881010728's digits is 61
• More coming soon!