18970621903856304

Names of 18970621903856304

• Cardinal: 18970621903856304 can be written as Eighteen quadrillion, nine hundred seventy trillion, six hundred twenty-one billion, nine hundred three million, eight hundred fifty-six thousand, three hundred four.

Scientific notation

• Scientific notation: 1.8970621903856304 × 10¹⁶

Factors of 18970621903856304

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 910530

Divisors of 18970621903856304

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 33 36 44 48 54 66 72 81 88 99 108 121 132 144 162 176 198 216 242 243 264 297 324 363 396 432 484 486 528 594 648 726 792 891 968 972 1089 1188 1296 1452 1584 1782 1936 1944 2178 2376 2673 2904 3267 3564 3888 4356 4752 5346 5808 6534 7128 8712 9801 10692 13068 14256 17424 19602 21384 26136 29403 39204 42768 46681 52272 58806 78408 93362 117612 140043 156816 186724 235224 280086 373448 420129 470448 513491 560172 746896 840258 863833 1026982 1120344 1260387 1540473 1680516 1727666 2053964 2240688 2520774 2591499 3080946 3361032 3455332 3781161 4107928 4621419 5041548 5182998 5648401 6161892 6722064 6910664 7562322 7774497 8215856 9242838 9502163 10083096 10365996 11296802 11343483 12323784 13821328 13864257 15124644 15548994 16945203 18485676 19004326 20166192 20731992 22593604 22686966 23323491 24647568 27728514 28506489 30249288 31097988 33890406 36971352 38008652 41463984 41592771 45187208 45373932 46646982 50835609 55457028 57012978 60498576 62195976 67780812 69970473 73942704 76017304 83185542 85519467 90374416 90747864 93293964 101671218 104523793 110914056 114025956 124391952 124778313 135561624 139940946 152034608 152506827 166371084 171038934 181495728 186587928 203342436 209047586 209911419 221828112 228051912 249556626 256558401 271123248 279881892 305013654 313571379 332742168 342077868 373175856 406684872 418095172 419822838 456103824 457520481 499113252 513116802 559763784 610027308 627142758 665484336 684155736 769675203 813369744 836190344 839645676 915040962 940714137 998226504 1026233604 1119527568 1220054616 1254285516 1368311472 1372561443 1539350406 1672380688 1679291352 1830081924 1881428274 1996453008 2052467208 2309025609 2440109232 2508571032 2745122886 2822142411 3078700812 3358582704 3660163848 3762856548 4104934416 4618051218 5017142064 5490245772 5644284822 6157401624 7320327696 7525713096 8466427233 9236102436 10980491544 11288569644 12314803248 15051426192 16932854466 18472204872 21960983088 22577139288 25399281699 33865708932 36944409744 40324588273 45154278576 50798563398 67731417864 80649176546 101597126796 120973764819 135462835728 161298353092 203194253592 241947529638 322596706184 362921294457 406388507184 443570471003 483895059276 645193412368 725842588914 887140942006 967790118552 1088763883371 1330711413009 1451685177828 1774281884012 1935580237104 2177527766742 2661422826018 2903370355656 3266291650113 3548563768024 3992134239027 4355055533484 4879275181033 5322845652036 5806740711312 6532583300226 7097127536048 7984268478054 8710111066968 9758550362066 9798874950339 10645691304072 11976402717081 13065166600452 14637825543099 15968536956108 17420222133936 19517100724132 19597749900678 21291382608144 23952805434162 26130333200904 29275651086198 31937073912216 35929208151243 39034201448264 39195499801356 43913476629297 47905610868324 52260666401808 58551302172396 63874147824432 71858416302486 78068402896528 78390999602712 87826953258594 95811221736648 107787624453729 117102604344792 131740429887891 143716832604972 156781999205424 175653906517188 191622443473296 215575248907458 234205208689584 263480859775782 287433665209944 351307813034376 395221289663673 431150497814916 526961719551564 574867330419888 702615626068752 790442579327346 862300995629832 1053923439103128 1185663868991019 1580885158654692 1724601991259664 2107846878206256 2371327737982038 3161770317309384 4742655475964076 6323540634618768 9485310951928152 18970621903856304
• Sum of all divisors σ(n): 60519379467064336
• Sum of proper divisors (its aliquot sum) s(n): 41548757563208032
• 18970621903856304 is an abundant number, because the sum of its proper divisors (41548757563208032) is greater than itself. Its abundance is 22578135659351728

Bases of 18970621903856304

• Binary: 1000011011001011010111000011011101111110110001010110000₂
• Hexadecimal: 0x4365AE1BBF62B0
• Base-36: 56SIVE2M300

Squares and roots of 18970621903856304

• 18970621903856304 squared (18970621903856304²) is 359884495419072580245786280540416
• 18970621903856304 cubed (18970621903856304³) is 6827232691655331987722771863831706221503528382464
• The square root of 18970621903856304 is 137733880.7405654421
• The cube root of 18970621903856304 is 266702.5631198049

Scales and comparisons

• 18,970,621,903,856,304 seconds is equal to 603,207,096 years, 28 weeks, 6 days, 11 hours, 38 minutes, 24 seconds.
• To count from 1 to 18,970,621,903,856,304 would take you about one billion, eight hundred nine million, six hundred twenty-one thousand, two hundred eighty-nine 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 18970621903856304 cubic inches would be around 22225.2 feet tall.

Recreational maths with 18970621903856304

• 18970621903856304 backwards is 40365830912607981
• 18970621903856304 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18970621903856304's digits is 72
• More coming soon!