121816820718900

Names of 121816820718900

• Cardinal: 121816820718900 can be written as One hundred twenty-one trillion, eight hundred sixteen billion, eight hundred twenty million, seven hundred eighteen thousand, nine hundred.

Scientific notation

• Scientific notation: 1.218168207189 × 10¹⁴

Factors of 121816820718900

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 5985

Divisors of 121816820718900

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 25 27 30 31 36 45 50 54 60 62 75 81 90 93 100 108 124 135 150 155 162 180 186 225 270 279 293 300 310 324 372 405 450 465 540 558 586 620 675 775 810 837 879 900 930 1116 1172 1350 1395 1465 1550 1620 1674 1758 1860 2025 2325 2511 2637 2700 2790 2930 3100 3348 3516 4050 4185 4395 4650 5022 5274 5580 5651 5860 6975 7325 7911 8100 8370 8790 9083 9300 10044 10548 11302 12555 13185 13950 14650 15822 16740 16953 17580 18166 20925 21975 22604 23733 25110 26370 27249 27900 28255 29300 31644 33906 36332 39555 41850 43950 45415 47466 50220 50859 52740 54498 56510 62775 65925 67812 79110 81747 83700 84765 85849 87900 90830 94932 101718 108996 113020 118665 125550 131850 136245 141275 152577 158220 163494 169530 171698 175181 181660 197775 203436 227075 237330 245241 251100 254295 257547 263700 272490 282550 305154 326988 339060 343396 350362 395550 408735 423825 429245 454150 457731 474660 490482 508590 515094 525543 544980 565100 593325 610308 681225 700724 735723 762885 772641 791100 817470 847650 858490 875905 908300 915462 980964 1017180 1030188 1051086 1186650 1226205 1271475 1287735 1362450 1471446 1525770 1545282 1576629 1634940 1655743 1695300 1716980 1751810 1830924 2043675 2102172 2146225 2288655 2317923 2373300 2452410 2542950 2575470 2627715 2661319 2724900 2942892 3051540 3090564 3153258 3311486 3503620 3678615 3814425 3863205 4087350 4292450 4379525 4577310 4635846 4729887 4904820 4967229 5085900 5150940 5255430 5322638 6131025 6306516 6438675 6622972 6953769 7357230 7628850 7726410 7883145 7983957 8174700 8278715 8584900 8759050 9154620 9271692 9459774 9934458 10510860 10645276 11443275 11589615 12262050 12877350 13138575 13306595 13907538 14189661 14714460 14901687 15257700 15452820 15766290 15967914 16557430 17518100 18393075 18919548 19316025 19868916 22886550 23179230 23649435 23951871 24524100 24836145 25754700 26277150 26613190 27815076 28379322 29803374 31532580 31935828 33114860 34768845 36786150 38632050 39415725 39919785 41393575 44705061 45773100 46358460 47298870 47903742 49672290 51328033 52554300 53226380 56758644 57948075 59606748 66532975 69537690 70948305 71855613 73572300 74508435 77264100 78831450 79839570 82787150 89410122 94597740 95807484 99344580 102656066 115896150 118247175 119759355 124180725 133065950 134115183 139075380 141896610 143711226 149016870 153984099 157662900 159679140 165574300 173844225 178820244 199598925 205312132 215566839 223525305 231792300 236494350 239518710 248361450 256640165 266131900 268230366 283793220 287422452 298033740 307968198 347688450 354741525 359278065 372542175 399197850 431133678 447050610 461952297 472988700 479037420 485132699 496722900 513280330 536460732 598796775 615936396 670575915 695376900 709483050 718556130 745084350 769920495 798395700 862267356 894101220 923904594 970265398 1026560660 1077834195 1117626525 1197593550 1283200825 1341151830 1385856891 1418966100 1437112260 1455398097 1490168700 1539840990 1796390325 1847809188 1940530796 2155668390 2235253050 2309761485 2395187100 2425663495 2566401650 2682303660 2771713782 2910796194 3079681980 3352879575 3592780650 3849602475 4157570673 4311336780 4366194291 4470506100 4619522970 4851326990 5132803300 5389170975 5543427564 5821592388 6705759150 6929284455 7185561300 7276990485 7699204950 8315141346 8732388582 9239045940 9702653980 10778341950 11548807425 12128317475 13098582873 13411518300 13858568910 14553980970 15039113669 15398409900 16630282692 17464777164 20787853365 21556683900 21830971455 23097614850 24256634950 26197165746 27717137820 29107961940 30078227338 34646422275 36384952425 39295748619 41575706730 43661942910 45117341007 46195229700 48513269900 52394331492 60156454676 65492914365 69292844550 72769904850 75195568345 78591497238 83151413460 87323885820 90234682014 103939266825 109154857275 130985828730 135352023021 138585689100 145539809700 150391136690 157182994476 180469364028 196478743095 207878533650 218309714550 225586705035 261971657460 270704046042 300782273380 327464571825 375977841725 392957486190 406056069063 415757067300 436619429100 451173410070 541408092084 654929143650 676760115105 751955683450 785914972380 812112138126 902346820140 982393715475 1127933525175 1218168207189 1309858287300 1353520230210 1503911366900 1624224276252 1964787430950 2030280345315 2255867050350 2436336414378 2707040460420 3383800575525 3929574861900 4060560690630 4511734100700 4872672828756 6090841035945 6767601151050 8121121381260 10151401726575 12181682071890 13535202302100 20302803453150 24363364143780 30454205179725 40605606906300 60908410359450 121816820718900
• Sum of all divisors σ(n): 409088459412864
• Sum of proper divisors (its aliquot sum) s(n): 287271638693964
• 121816820718900 is an abundant number, because the sum of its proper divisors (287271638693964) is greater than itself. Its abundance is 165454817975064

Bases of 121816820718900

• Binary: 11011101100101010110000010100111001110100110100₂
• Hexadecimal: 0x6ECAB0539D34
• Base-36: 176HVHU790

Squares and roots of 121816820718900

• 121816820718900 squared (121816820718900²) is 14839337810060624312817210000
• 121816820718900 cubed (121816820718900³) is 1807680953595349212654660581956492269000000
• The square root of 121816820718900 is 11037065.7658138469
• The cube root of 121816820718900 is 49571.9215318057

Scales and comparisons

• 121,816,820,718,900 seconds is equal to 3,873,398 years, 4 weeks, 6 days, 11 hours, 15 minutes.
• To count from 1 to 121,816,820,718,900 would take you about nine million, six hundred eighty-three thousand, four hundred ninety-five 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 121816820718900 cubic inches would be around 4131 feet tall.

Recreational maths with 121816820718900

• 121816820718900 backwards is 009817028618121
• 121816820718900 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 121816820718900's digits is 54
• More coming soon!