845420123317680

Names of 845420123317680

• Cardinal: 845420123317680 can be written as Eight hundred forty-five trillion, four hundred twenty billion, one hundred twenty-three million, three hundred seventeen thousand, six hundred eighty.

Scientific notation

• Scientific notation: 8.4542012331768 × 10¹⁴

Factors of 845420123317680

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1174194615729

Divisors of 845420123317680

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 80 90 120 144 180 240 360 720 1174194615719 2348389231438 3522583847157 4696778462876 5870973078595 7045167694314 9393556925752 10567751541471 11741946157190 14090335388628 17612919235785 18787113851504 21135503082942 23483892314380 28180670777256 35225838471570 42271006165884 46967784628760 52838757707355 56361341554512 70451676943140 84542012331768 93935569257520 105677515414710 140903353886280 169084024663536 211355030829420 281806707772560 422710061658840 845420123317680
• Sum of all divisors σ(n): 2839202580810960
• Sum of proper divisors (its aliquot sum) s(n): 1993782457493280
• 845420123317680 is an abundant number, because the sum of its proper divisors (1993782457493280) is greater than itself. Its abundance is 1148362334175600

Bases of 845420123317680

• Binary: 11000000001110011110110110001000101110010110110000₂
• Hexadecimal: 0x300E7B622E5B0
• Base-36: 8BOCN5BM40

Squares and roots of 845420123317680

• 845420123317680 squared (845420123317680²) is 714735184910481258450200582400
• 845420123317680 cubed (845420123317680³) is 604251508166503883050525051931739356216832000
• The square root of 845420123317680 is 29076109.1502573641
• The cube root of 845420123317680 is 94556.3850140599

Scales and comparisons

• 845,420,123,317,680 seconds is equal to 26,881,744 years, 44 weeks, 6 days, 23 hours, 48 minutes.
• To count from 1 to 845,420,123,317,680 would take you about sixty-seven million, two hundred four thousand, three hundred sixty-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 845420123317680 cubic inches would be around 7879.7 feet tall.

Recreational maths with 845420123317680

• 845420123317680 backwards is 086713321024548
• The number of decimal digits it has is: 15
• The sum of 845420123317680's digits is 54
• More coming soon!