27945815900128464

Names of 27945815900128464

• Cardinal: 27945815900128464 can be written as Twenty-seven quadrillion, nine hundred forty-five trillion, eight hundred fifteen billion, nine hundred million, one hundred twenty-eight thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 2.7945815900128464 × 10¹⁶

Factors of 27945815900128464

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1304

Divisors of 27945815900128464

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 39 48 52 78 104 156 208 312 379 624 758 907 1137 1516 1814 2274 2721 3032 3628 4548 4927 5442 6064 7256 9096 9854 10884 11791 14512 14781 18192 19708 21768 23582 29562 35373 39416 43536 47164 59124 70746 78832 94328 118248 141492 143641 188656 236496 282984 287282 343753 430923 565968 574564 687506 822649 861846 1031259 1149128 1375012 1645298 1723692 1867333 2062518 2298256 2467947 2750024 3290596 3447384 3734666 4125036 4468789 4935894 5500048 5601999 6581192 6894768 7469332 8250072 8937578 9871788 10694437 11203998 13162384 13406367 14938664 16500144 17875156 19743576 21388874 22407996 26812734 29877328 32083311 35750312 39487152 42777748 44815992 53625468 54439939 64166622 71500624 85555496 89631984 107250936 108879878 128333244 130282387 163319817 171110992 214501872 217759756 256666488 260564774 311783971 326639634 390847161 435519512 513332976 521129548 623567942 653279268 707719207 781694322 871039024 935351913 1042259096 1247135884 1306558536 1415438414 1563388644 1693671031 1870703826 2084518192 2123157621 2494271768 2613117072 2830876828 3126777288 3387342062 3741407652 4053191623 4246315242 4988543536 5081013093 5661753656 6253554576 6774684124 7482815304 8106383246 8492630484 10162026186 11323507312 12159574869 13549368248 14965630608 16212766492 16985260968 20324052372 24319149738 27098736496 32425532984 33970521936 40648104744 48638299476 49377024673 64851065968 81296209488 97276598952 98754049346 118166125009 148131074019 194553197904 197508098692 236332250018 296262148038 354498375027 395016197384 472664500036 592524296076 641901320749 708996750054 790032394768 945329000072 1185048592152 1283802641498 1417993500108 1536159625117 1890658000144 1925703962247 2370097184304 2567605282996 2835987000216 3072319250234 3851407924494 4608478875351 5135210565992 5671974000432 6144638500468 7702815848988 9216957750702 10270421131984 12289277000936 15405631697976 18433915501404 24578554001872 30811263395952 36867831002808 44784961378411 73735662005616 89569922756822 134354884135233 179139845513644 268709768270466 358279691027288 537419536540932 582204497919343 716559382054576 1074839073081864 1164408995838686 1746613493758029 2149678146163728 2328817991677372 3493226987516058 4657635983354744 6986453975032116 9315271966709488 13972907950064232 27945815900128464
• Sum of all divisors σ(n): 78038412072169920
• Sum of proper divisors (its aliquot sum) s(n): 50092596172041456
• 27945815900128464 is an abundant number, because the sum of its proper divisors (50092596172041456) is greater than itself. Its abundance is 22146780271912992

Bases of 27945815900128464

• Binary: 1100011010010001001001001001101101011111000010011010000₂
• Hexadecimal: 0x6348924DAF84D0
• Base-36: 7N5YQLBCO9C

Squares and roots of 27945815900128464

• 27945815900128464 squared (27945815900128464²) is 780968626323872872587571702999296
• 27945815900128464 cubed (27945815900128464³) is 21824805455023171425948505444771893656860501561344
• The square root of 27945815900128464 is 167170020.9371538723
• The cube root of 27945815900128464 is 303462.8958930753

Scales and comparisons

• 27,945,815,900,128,464 seconds is equal to 888,590,503 years, 28 weeks, 12 hours, 34 minutes, 24 seconds.
• To count from 1 to 27,945,815,900,128,464 would take you about two billion, six hundred sixty-five million, seven hundred seventy-one thousand, five 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 27945815900128464 cubic inches would be around 25288.6 feet tall.

Recreational maths with 27945815900128464

• 27945815900128464 backwards is 46482100951854972
• The number of decimal digits it has is: 17
• The sum of 27945815900128464's digits is 75
• More coming soon!