20402946947072

Names of 20402946947072

• Cardinal: 20402946947072 can be written as Twenty trillion, four hundred two billion, nine hundred forty-six million, nine hundred forty-seven thousand and seventy-two.

Scientific notation

• Scientific notation: 2.0402946947072 × 10¹³

Factors of 20402946947072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 2736

Divisors of 20402946947072

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 8 16 32 43 64 86 128 157 172 256 314 344 512 628 688 907 1024 1256 1376 1627 1814 2048 2512 2752 3254 3628 5024 5504 6508 6751 7256 10048 11008 13016 13502 14512 20096 22016 26032 27004 29024 39001 40192 44032 52064 54008 58048 69961 78002 80384 88064 104128 108016 116096 139922 142399 156004 160768 208256 216032 232192 255439 279844 284798 312008 321536 416512 432064 464384 510878 559688 569596 624016 833024 864128 928768 1021756 1119376 1139192 1248032 1475689 1666048 1728256 1857536 2043512 2238752 2278384 2496064 2951378 3332096 3456512 4087024 4477504 4556768 4992128 5902756 6123157 6913024 8174048 8955008 9113536 9984256 10983877 11805512 12246314 13826048 16348096 17910016 18227072 19968512 21967754 23611024 24492628 32696192 35820032 36454144 39937024 43935508 47222048 48985256 63454627 65392384 71640064 72908288 79874048 87871016 94444096 97970512 126909254 130784768 143280128 145816576 175742032 188888192 195941024 231683173 253818508 261569536 291633152 351484064 377776384 391882048 463366346 507637016 523139072 702968128 755552768 783764096 926732692 1015274032 1405936256 1511105536 1567528192 1853465384 2030548064 2811872512 3022211072 3135056384 3706930768 4061096128 5623745024 6270112768 7413861536 8122192256 9962376439 11247490048 12540225536 14827723072 16244384512 19924752878 22494980096 29655446144 32488769024 39849505756 59310892288 64977538048 79699011512 118621784576 129955076096 159398023024 237243569152 318796046048 474487138304 637592092096 1275184184192 2550368368384 5100736736768 10201473473536 20402946947072
• Sum of all divisors σ(n): 42082731250560
• Sum of proper divisors (its aliquot sum) s(n): 21679784303488
• 20402946947072 is an abundant number, because the sum of its proper divisors (21679784303488) is greater than itself. Its abundance is 1276837356416

Bases of 20402946947072

• Binary: 100101000111001101110011001111011100000000000₂
• Hexadecimal: 0x128E6E67B800
• Base-36: 78CZFTNNK

Squares and roots of 20402946947072

• 20402946947072 squared (20402946947072²) is 416280244125034645169373184
• 20402946947072 cubed (20402946947072³) is 8493343735997262477504693396848664117248
• The square root of 20402946947072 is 4516962.1369978297
• The cube root of 20402946947072 is 27325.2598200979

Scales and comparisons

• 20,402,946,947,072 seconds is equal to 648,750 years, 31 weeks, 2 days, 7 hours, 4 minutes, 32 seconds.
• To count from 1 to 20,402,946,947,072 would take you about one million, six hundred twenty-one thousand, eight hundred seventy-six 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 20402946947072 cubic inches would be around 2277.1 feet tall.

Recreational maths with 20402946947072

• 20402946947072 backwards is 27074964920402
• The number of decimal digits it has is: 14
• The sum of 20402946947072's digits is 56
• More coming soon!