20798008746531840

Names of 20798008746531840

• Cardinal: 20798008746531840 can be written as Twenty quadrillion, seven hundred ninety-eight trillion, eight billion, seven hundred forty-six million, five hundred thirty-one thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.079800874653184 × 10¹⁶

Factors of 20798008746531840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1617726478

Divisors of 20798008746531840

• Number of divisors d(n): 440
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 31 32 36 40 45 48 54 60 62 64 72 80 81 90 93 96 108 120 124 128 135 144 155 160 162 180 186 192 216 240 248 256 270 279 288 310 320 324 360 372 384 405 432 465 480 496 512 540 558 576 620 640 648 720 744 768 810 837 864 930 960 992 1024 1080 1116 1152 1240 1280 1296 1395 1440 1488 1536 1620 1674 1728 1860 1920 1984 2160 2232 2304 2480 2511 2560 2592 2790 2880 2976 3072 3240 3348 3456 3720 3840 3968 4185 4320 4464 4608 4960 5022 5120 5184 5580 5760 5952 6480 6696 6912 7440 7680 7936 8370 8640 8928 9216 9920 10044 10368 11160 11520 11904 12555 12960 13392 13824 14880 15360 15872 16740 17280 17856 19840 20088 20736 22320 23040 23808 25110 25920 26784 27648 29760 31744 33480 34560 35712 39680 40176 41472 44640 46080 47616 50220 51840 53568 59520 66960 69120 71424 79360 80352 82944 89280 95232 100440 103680 107136 119040 133920 138240 142848 158720 160704 178560 200880 207360 214272 238080 267840 285696 321408 357120 401760 414720 428544 476160 535680 642816 714240 803520 857088 1071360 1285632 1428480 1607040 2142720 2571264 3214080 4285440 6428160 12856320 1617726437 3235452874 4853179311 6470905748 8088632185 9706358622 12941811496 14559537933 16177264370 19412717244 24265896555 25883622992 29119075866 32354528740 38825434488 43678613799 48531793110 50149519547 51767245984 58238151732 64709057480 72797689665 77650868976 87357227598 97063586220 100299039094 103534491968 116476303464 129418114960 131035841397 145595379330 150448558641 155301737952 174714455196 194127172440 200598078188 207068983936 218393068995 232952606928 250747597735 258836229920 262071682794 291190758660 300897117282 310603475904 349428910392 388254344880 401196156376 414137967872 436786137990 451345675923 465905213856 501495195470 517672459840 524143365588 582381517320 601794234564 621206951808 655179206985 698857820784 752242793205 776508689760 802392312752 828275935744 873572275980 902691351846 931810427712 1002990390940 1035344919680 1048286731176 1164763034640 1203588469128 1242413903616 1310358413970 1354037027769 1397715641568 1504485586410 1553017379520 1604784625504 1656551871488 1747144551960 1805382703692 1863620855424 2005980781880 2070689839360 2096573462352 2256728379615 2329526069280 2407176938256 2484827807232 2620716827940 2708074055538 2795431283136 3008971172820 3106034759040 3209569251008 3494289103920 3610765407384 3727241710848 4011961563760 4062111083307 4141379678720 4193146924704 4513456759230 4659052138560 4814353876512 4969655614464 5241433655880 5416148111076 5590862566272 6017942345640 6212069518080 6419138502016 6770185138845 6988578207840 7221530814768 7454483421696 8023923127520 8124222166614 8282759357440 8386293849408 9026913518460 9318104277120 9628707753024 10482867311760 10832296222152 11181725132544 12035884691280 12424139036160 12838277004032 13540370277690 13977156415680 14443061629536 14908966843392 16047846255040 16248444333228 16772587698816 18053827036920 18636208554240 19257415506048 20310555416535 20965734623520 21664592444304 22363450265088 24071769382560 24848278072320 25676554008064 27080740555380 27954312831360 28886123259072 32095692510080 32496888666456 33545175397632 36107654073840 37272417108480 38514831012096 40621110833070 41931469247040 43329184888608 44726900530176 48143538765120 51353108016128 54161481110760 55908625662720 57772246518144 64191385020160 64993777332912 67090350795264 72215308147680 74544834216960 77029662024192 81242221666140 83862938494080 86658369777216 96287077530240 108322962221520 111817251325440 115544493036288 128382770040320 129987554665824 134180701590528 144430616295360 154059324048384 162484443332280 167725876988160 173316739554432 192574155060480 216645924443040 223634502650880 231088986072576 256765540080640 259975109331648 288861232590720 324968886664560 335451753976320 346633479108864 385148310120960 433291848886080 462177972145152 519950218663296 577722465181440 649937773329120 670903507952640 693266958217728 770296620241920 866583697772160 1039900437326592 1155444930362880 1299875546658240 1386533916435456 1733167395544320 2079800874653184 2310889860725760 2599751093316480 3466334791088640 4159601749306368 5199502186632960 6932669582177280 10399004373265920 20798008746531840
• Sum of all divisors σ(n): 76932443183789952
• Sum of proper divisors (its aliquot sum) s(n): 56134434437258112
• 20798008746531840 is an abundant number, because the sum of its proper divisors (56134434437258112) is greater than itself. Its abundance is 35336425690726272

Bases of 20798008746531840

• Binary: 1001001111000111010110111000011010111110101110000000000₂
• Hexadecimal: 0x49E3ADC35F5C00
• Base-36: 5OSA1BF0G00

Squares and roots of 20798008746531840

• 20798008746531840 squared (20798008746531840²) is 432557167820814918459228133785600
• 20798008746531840 cubed (20798008746531840³) is 8996327759712349639096125777115522779530133504000
• The square root of 20798008746531840 is 144215147.4240200609
• The cube root of 20798008746531840 is 275004.9971390867

Scales and comparisons

• 20,798,008,746,531,840 seconds is equal to 661,312,345 years, 35 weeks, 14 hours, 24 minutes.
• To count from 1 to 20,798,008,746,531,840 would take you about one billion, nine hundred eighty-three million, nine hundred thirty-seven thousand and thirty-seven 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 20798008746531840 cubic inches would be around 22917.1 feet tall.

Recreational maths with 20798008746531840

• 20798008746531840 backwards is 04813564780089702
• 20798008746531840 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 20798008746531840's digits is 72
• More coming soon!