920139240437209

Names of 920139240437209

• Cardinal: 920139240437209 can be written as Nine hundred twenty trillion, one hundred thirty-nine billion, two hundred forty million, four hundred thirty-seven thousand, two hundred nine.

Scientific notation

• Scientific notation: 9.20139240437209 × 10¹⁴

Factors of 920139240437209

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4792

Divisors of 920139240437209

• Number of divisors d(n): 81
• Complete list of divisors:
  1 13 17 29 169 221 289 377 493 841 2873 3757 4733 4901 6409 8381 10933 14297 48841 61529 80461 83317 108953 137257 142129 185861 243049 799877 1045993 1367837 1416389 1784341 2333369 2416193 3159637 3980453 13597909 17781881 22401289 23196433 30333797 39667273 41075281 51745889 67667701 231164453 291216757 380821913 394339361 515674549 649637381 672696557 879680113 1150350917 3785817841 4950684869 6473972521 6703769137 8445285953 11043835477 11435841469 14954561921 18839484049 64358903297 84161642773 109788717389 143569861201 187745203109 194409304973 244913292637 320271228833 1094101356049 1866408195613 2440687640417 3183872804281 4163525974829 5444610890161 31728939325421 54125837672777 70779941572093 920139240437209
• Sum of all divisors σ(n): 1096408509779973
• Sum of proper divisors (its aliquot sum) s(n): 176269269342764
• 920139240437209 is a deficient number, because the sum of its proper divisors (176269269342764) is less than itself. Its deficiency is 743869971094445

Bases of 920139240437209

• Binary: 11010001001101110010011100100100011111010111011001₂
• Hexadecimal: 0x344DC9C91F5D9
• Base-36: 925U4QGQU1

Squares and roots of 920139240437209

• 920139240437209 squared (920139240437209²) is 846656221792363914153471709681
• 920139240437209 cubed (920139240437209³) is 779041612831462889846218336850501195157920329
• 920139240437209 is a perfect square number. Its square root is 30333797
• The cube root of 920139240437209 is 97263.7890299261

Scales and comparisons

• 920,139,240,437,209 seconds is equal to 29,257,581 years, 34 weeks, 5 days, 6 hours, 46 minutes, 49 seconds.
• To count from 1 to 920,139,240,437,209 would take you about seventy-three million, one hundred forty-three thousand, nine hundred fifty-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 920139240437209 cubic inches would be around 8105.3 feet tall.

Recreational maths with 920139240437209

• 920139240437209 backwards is 902734042931029
• The number of decimal digits it has is: 15
• The sum of 920139240437209's digits is 55
• More coming soon!