18844612918831245

Names of 18844612918831245

• Cardinal: 18844612918831245 can be written as Eighteen quadrillion, eight hundred forty-four trillion, six hundred twelve billion, nine hundred eighteen million, eight hundred thirty-one thousand, two hundred forty-five.

Scientific notation

• Scientific notation: 1.8844612918831245 × 10¹⁶

Factors of 18844612918831245

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 7854

Divisors of 18844612918831245

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 7 13 15 21 35 39 49 65 91 105 127 147 195 245 273 381 455 635 637 735 889 1365 1651 1801 1905 1911 2667 2677 3185 3221 4445 4953 5403 6223 8031 8255 9005 9555 9663 11557 12607 13335 13385 16105 18669 18739 22547 23413 24765 27015 31115 34671 34801 37821 40155 41873 48315 56217 57785 63035 67641 70239 80899 88249 93345 93695 104403 112735 117065 125619 131173 157829 163891 173355 174005 189105 209365 228727 242697 243607 264747 281085 293111 338205 339979 351195 393519 404495 409067 441245 473487 491673 522015 628095 655865 686181 730821 789145 819455 879333 1019937 1143635 1147237 1213485 1218035 1227201 1323735 1465555 1601089 1699895 1705249 1967595 2045335 2051777 2367435 2379853 2458365 2863469 2973451 3430905 3441711 3654105 4396665 4419727 4803267 4821277 5099685 5115747 5317871 5736185 5801021 6136005 6155331 7139559 8005445 8526245 8590407 8622617 8920353 10258885 11207623 11899265 13259181 14317345 14463831 14867255 15953613 16658971 17208555 17403063 20044283 20814157 22098635 24016335 24106385 25578735 25867851 26589355 29005105 30776655 30938089 33622869 33748939 35697795 37225097 40607147 42952035 43113085 44601765 49976913 56038115 60132849 60358319 62442471 62676601 66295905 72319155 75413273 79768065 83294855 87015315 92814267 100221415 101246817 104070785 111675291 112094021 121821441 129339255 145699099 154690445 168114345 168744695 181074957 186125485 188029803 203035735 216566623 226239819 236242573 249884565 260575679 284250029 300664245 301791595 312212355 313383005 336282063 377066365 422508233 437097297 438736207 464071335 506234085 527892911 558376455 560470105 609107205 612302179 649699869 708727719 728495495 736729667 781727037 784658147 852750087 905374785 940149015 1082833115 1095072359 1131199095 1181212865 1267524699 1302878395 1316208621 1421250145 1583678733 1681410315 1836906537 2112541165 2185486485 2193681035 2210189001 2353974441 2639464555 3061510895 3071153449 3248499345 3285217077 3543638595 3683648335 3695250377 3908635185 3923290735 4263750435 4286115253 5157107669 5475361795 5492607029 6337623495 6581043105 7665506513 7918393665 7959928327 9184532685 9213460347 9577485671 11050945005 11085751131 11769872205 12858345759 14235940667 15355767245 15471323007 15529333217 16426085385 16477821087 18476251885 21430576265 22996519539 23879784981 25785538345 27463035145 28732457013 30002806771 36099753683 38327532565 39799641635 42707822001 46067301735 46587999651 47887428355 53658545591 55428755655 55719498289 64291728795 67042399697 71179703335 77356615035 77646666085 82389105435 90008420313 99651584669 108299261049 108705332519 114982597695 119398924905 143662285065 150014033855 160975636773 167158494867 180498768415 201127199091 201881331821 213539110005 232939998255 268292727955 278597491445 298954754007 326115997557 335211998485 390036488023 450042101565 469296797879 498257923345 541496305245 543526662595 605643995463 697561092683 760937327633 804878183865 835792474335 1005635995455 1009406659105 1170109464069 1407890393637 1413169322747 1494773770035 1630579987785 1950182440115 1972225318559 2092683278049 2282811982899 2346483989395 3028219977315 3487805463415 3804686638165 4239507968241 5850547320345 5916675955677 7039451968185 7065846613735 9861126592795 9892185259229 10463416390245 11414059914495 13805577229913 21197539841205 25638929141267 29583379778385 29676555777687 41416731689739 49460926296145 69027886149565 76916787423801 96639040609391 128194645706335 148382778888435 179472503988869 207083658448695 289917121828173 384583937119005 483195203046955 538417511966607 897362519944345 1256307527922083 1449585609140865 2692087559833035 3768922583766249 6281537639610415 18844612918831245
• Sum of all divisors σ(n): 38116674029371392
• Sum of proper divisors (its aliquot sum) s(n): 19272061110540147
• 18844612918831245 is an abundant number, because the sum of its proper divisors (19272061110540147) is greater than itself. Its abundance is 427448191708902

Bases of 18844612918831245

• Binary: 1000010111100110001001101011010111101001110100010001101₂
• Hexadecimal: 0x42F3135AF4E88D
• Base-36: 55JUVNUDV2L

Squares and roots of 18844612918831245

• 18844612918831245 squared (18844612918831245²) is 355119436060581455254736788250025
• 18844612918831245 cubed (18844612918831245³) is 6692088312515299577912829892319475410371842031125
• The square root of 18844612918831245 is 137275682.1830845793
• The cube root of 18844612918831245 is 266110.7426971801

Scales and comparisons

• 18,844,612,918,831,245 seconds is equal to 599,200,400 years, 31 weeks, 2 days, 19 hours, 20 minutes, 45 seconds.
• To count from 1 to 18,844,612,918,831,245 would take you about one billion, seven hundred ninety-seven million, six hundred one thousand, two hundred one 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 18844612918831245 cubic inches would be around 22175.9 feet tall.

Recreational maths with 18844612918831245

• 18844612918831245 backwards is 54213881921644881
• The number of decimal digits it has is: 17
• The sum of 18844612918831245's digits is 75
• More coming soon!