18020919805292664

Names of 18020919805292664

• Cardinal: 18020919805292664 can be written as Eighteen quadrillion, twenty trillion, nine hundred nineteen billion, eight hundred five million, two hundred ninety-two thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.8020919805292664 × 10¹⁶

Factors of 18020919805292664

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 53018

Divisors of 18020919805292664

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 19 24 26 36 38 39 52 57 72 76 78 104 114 117 152 156 171 228 234 247 312 342 361 456 468 494 684 722 741 936 988 1083 1368 1444 1482 1976 2166 2223 2888 2964 3249 4332 4446 4693 5928 6498 6859 8664 8892 9386 12996 13718 14079 17784 18772 20577 25992 27436 28158 37544 41154 42237 52981 54872 56316 61731 82308 84474 89167 105962 112632 123462 158943 164616 168948 178334 211924 246924 267501 317886 337896 356668 423848 476829 493848 535002 635772 688753 713336 802503 953658 1006639 1070004 1271544 1377506 1605006 1907316 2013278 2066259 2140008 2755012 3019917 3210012 3814632 4026556 4132518 5510024 6039834 6198777 6420024 8053112 8265036 9059751 12079668 12397554 13086307 16530072 18119502 19126141 24159336 24795108 26172614 36239004 38252282 39258921 49590216 52345228 57378423 72478008 76504564 78517842 104690456 114756846 117776763 153009128 157035684 172135269 229513692 235553526 248639833 314071368 344270538 363396679 459027384 471107052 497279666 688541076 726793358 745919499 942214104 994559332 1090190037 1377082152 1453586716 1491838998 1989118664 2180380074 2237758497 2806986361 2907173432 2983677996 3270570111 4360760148 4475516994 4724156827 5613972722 5967355992 6541140222 8420959083 8721520296 8951033988 9448313654 11227945444 13082280444 14172470481 16841918166 17902067976 18896627308 22455890888 25262877249 26164560888 28344940962 33683836332 36490822693 37793254616 42517411443 50525754498 53332740859 56689881924 67367672664 72981645386 85034822886 101051508996 106665481718 109472468079 113379763848 145963290772 159998222577 170069645772 202103017992 213330963436 218944936158 291926581544 319996445154 328417404237 340139291544 426661926872 437889872316 479994667731 639992890308 656834808474 693325631167 875779744632 959989335462 1013322076321 1279985780616 1313669616948 1386651262334 1919978670924 2026644152642 2079976893501 2627339233896 2773302524668 3039966228963 3839957341848 4053288305284 4159953787002 5546605049336 6079932457926 6239930680503 8106576610568 8319907574004 9119898686889 12159864915852 12479861361006 13173186992173 16639815148008 18239797373778 19253119450099 24319729831704 24959722722012 26346373984346 36479594747556 38506238900198 39519560976519 49919445444024 52692747968692 57759358350297 72959189495112 77012477800396 79039121953038 105385495937384 115518716700594 118558682929557 154024955600792 158078243906076 173278075050891 231037433401188 237117365859114 250290552851287 316156487812152 346556150101782 462074866802376 474234731718228 500581105702574 693112300203564 750871658553861 948469463436456 1001162211405148 1386224600407128 1501743317107722 2002324422810296 2252614975661583 3003486634215444 4505229951323166 6006973268430888 9010459902646332 18020919805292664
• Sum of all divisors σ(n): 55481694022263600
• Sum of proper divisors (its aliquot sum) s(n): 37460774216970936
• 18020919805292664 is an abundant number, because the sum of its proper divisors (37460774216970936) is greater than itself. Its abundance is 19439854411678272

Bases of 18020919805292664

• Binary: 1000000000001011110111001011011100001010011000001111000₂
• Hexadecimal: 0x4005EE5B853078
• Base-36: 4XFVS9PPKE0

Squares and roots of 18020919805292664

• 18020919805292664 squared (18020919805292664²) is 324753550628789386972706692216896
• 18020919805292664 cubed (18020919805292664³) is 5852357692365464540011483041376480713396245650944
• The square root of 18020919805292664 is 134242019.5218049601
• The cube root of 18020919805292664 is 262175.6286316753

Scales and comparisons

• 18,020,919,805,292,664 seconds is equal to 573,009,507 years, 23 weeks, 9 hours, 44 minutes, 24 seconds.
• To count from 1 to 18,020,919,805,292,664 would take you about one billion, seven hundred nineteen million, twenty-eight thousand, five hundred twenty-two 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 18020919805292664 cubic inches would be around 21848 feet tall.

Recreational maths with 18020919805292664

• 18020919805292664 backwards is 46629250891902081
• 18020919805292664 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18020919805292664's digits is 72
• More coming soon!