1981312243495200

Names of 1981312243495200

• Cardinal: 1981312243495200 can be written as One quadrillion, nine hundred eighty-one trillion, three hundred twelve billion, two hundred forty-three million, four hundred ninety-five thousand, two hundred.

Scientific notation

• Scientific notation: 1.9813122434952 × 10¹⁵

Factors of 1981312243495200

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 46412957

Divisors of 1981312243495200

• Number of divisors d(n): 972
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 18 20 21 22 24 25 28 30 32 33 35 36 40 42 44 45 48 49 50 55 56 60 63 66 70 72 75 77 80 84 88 90 96 98 99 100 105 110 112 120 121 126 132 140 144 147 150 154 160 165 168 175 176 180 196 198 200 210 220 224 225 231 240 242 245 252 264 275 280 288 294 300 308 315 330 336 350 352 360 363 385 392 396 400 420 440 441 450 462 480 484 490 495 504 525 528 539 550 560 588 600 605 616 630 660 672 693 700 720 726 735 770 784 792 800 825 840 847 880 882 900 924 968 980 990 1008 1050 1056 1078 1089 1100 1120 1155 1176 1200 1210 1225 1232 1260 1320 1386 1400 1440 1452 1470 1540 1568 1575 1584 1617 1650 1680 1694 1760 1764 1800 1815 1848 1925 1936 1960 1980 2016 2100 2156 2178 2200 2205 2310 2352 2400 2420 2450 2464 2475 2520 2541 2640 2695 2772 2800 2904 2940 3025 3080 3150 3168 3234 3300 3360 3388 3465 3528 3600 3630 3675 3696 3850 3872 3920 3960 4200 4235 4312 4356 4400 4410 4620 4704 4840 4851 4900 4950 5040 5082 5280 5390 5445 5544 5600 5775 5808 5880 5929 6050 6160 6300 6468 6600 6776 6930 7056 7200 7260 7350 7392 7623 7700 7840 7920 8085 8400 8470 8624 8712 8800 8820 9075 9240 9680 9702 9800 9900 10080 10164 10780 10890 11025 11088 11550 11616 11760 11858 12100 12320 12600 12705 12936 13200 13475 13552 13860 14112 14520 14700 15246 15400 15840 16170 16800 16940 17248 17325 17424 17640 17787 18150 18480 19360 19404 19600 19800 20328 21175 21560 21780 22050 22176 23100 23520 23716 24200 24255 25200 25410 25872 26400 26950 27104 27225 27720 29040 29400 29645 30492 30800 32340 33880 34650 34848 35280 35574 36300 36960 38115 38808 39200 39600 40425 40656 42350 43120 43560 44100 46200 47432 48400 48510 50400 50820 51744 53361 53900 54450 55440 58080 58800 59290 60984 61600 63525 64680 67760 69300 70560 71148 72600 76230 77616 79200 80850 81312 84700 86240 87120 88200 88935 92400 94864 96800 97020 101640 106722 107800 108900 110880 117600 118580 121275 121968 127050 129360 135520 138600 142296 145200 148225 152460 155232 161700 169400 174240 176400 177870 184800 189728 190575 194040 203280 213444 215600 217800 237160 242550 243936 254100 258720 266805 277200 284592 290400 296450 304920 323400 338800 352800 355740 381150 388080 406560 426888 431200 435600 444675 474320 485100 508200 533610 554400 569184 592900 609840 646800 677600 711480 762300 776160 853776 871200 889350 948640 970200 1016400 1067220 1185800 1219680 1293600 1334025 1422960 1524600 1707552 1778700 1940400 2032800 2134440 2371600 2668050 2845920 3049200 3557400 3880800 4268880 4743200 5336100 6098400 7114800 8537760 10672200 14229600 21344400 42688800 46412929 92825858 139238787 185651716 232064645 278477574 324890503 371303432 417716361 464129290 510542219 556955148 649781006 696193935 742606864 835432722 928258580 974671509 1021084438 1113910296 1160323225 1299562012 1392387870 1485213728 1531626657 1624452515 1670865444 1856517160 1949343018 2042168876 2088581805 2227820592 2274233521 2320646450 2552711095 2599124024 2784775740 2924014527 3063253314 3248905030 3341730888 3480969675 3573795533 3713034320 3898686036 4084337752 4177163610 4455641184 4548467042 4594879971 4641292900 4873357545 5105422190 5198248048 5569551480 5615964409 5848029054 6126506628 6497810060 6683461776 6822700563 6961939350 7147591066 7426068640 7658133285 7797372072 8122262575 8168675504 8354327220 9096934084 9189759942 9282585800 9746715090 10210844380 10396496096 10442909025 10721386599 11139102960 11231928818 11371167605 11696058108 12253013256 12763555475 12995620120 13366923552 13645401126 13923878700 14295182132 14620072635 15316266570 15594744144 16244525150 16337351008 16708654440 16847893227 17868977665 18193868168 18379519884 18565171600 19493430180 20421688760 20468101689 20885818050 21442773198 22278205920 22463857636 22742335210 22974399855 23392116216 24366787725 24506026512 25016568731 25527110950 25991240240 27290802252 27847757400 28079822045 28590364264 29240145270 30632533140 31189488288 32164159797 32489050300 33417308880 33695786454 34113502815 35737955330 36387736336 36759039768 37130343200 38290666425 38986860360 39311750863 40843377520 40936203378 41771636100 42885546396 44927715272 45484670420 45948799710 46784232432 48733575450 49012053024 50033137462 50543679681 51054221900 51982480480 53606932995 54581604504 55695514800 56159644090 56855838025 57180728528 58480290540 61265066280 64328319594 64978100600 66834617760 67391572908 68227005630 71475910660 72775472672 73100363175 73518079536 75049706193 76581332850 77973720720 78623501726 81686755040 81872406756 83543272200 84239466135 85771092792 89344888325 89855430544 90969340840 91897599420 93568464864 97467150900 100066274924 101087359362 102108443800 102340508445 107213865990 109163209008 111391029600 112319288180 113711676050 114361457056 114871999275 116960581080 117935252589 122530132560 125082843655 128656639188 129956201200 134783145816 136454011260 140399110225 142951821320 146200726350 147036159072 150099412386 153162665700 155947441440 157247003452 160820798985 163744813512 167086544400 168478932270 170567514075 171542185584 178689776650 179710861088 181938681680 183795198840 194934301800 196558754315 200132549848 202174718724 204216887600 204681016890 214427731980 218326418016 224638576360 225149118579 227423352100 229743998550 233921162160 235870505178 245060265120 250165687310 252718398405 257313278376 259912402400 268034664975 269566291632 272908022520 275182256041 280798220450 285903642640 292401452700 300198824772 306325331400 314494006904 321641597970 327489627024 334173088800 336957864540 341135028150 343084371168 353805757767 357379553300 363877363360 367590397680 375248530965 389868603600 393117508630 400265099696 404349437448 408433775200 409362033780 421197330675 428855463960 449277152720 450298237158 454846704200 459487997100 467842324320 471741010356 500331374620 505436796810 511702542225 514626556752 536069329950 539132583264 545816045040 550364512082 561596440900 571807285280 584802905400 589676262945 600397649544 612650662800 625414218275 628988013808 643283195940 654979254048 673915729080 682270056300 707611515534 714759106600 735180795360 750497061930 779737207200 786235017260 800530199392 804103994925 808698874896 818724067560 825546768123 842394661350 857710927920 898554305440 900596474316 909693408400 918975994200 943482020712 982793771575 1000662749240 1010873593620 1023405084450 1029253113504 1072138659900 1091632090080 1100729024164 1123192881800 1125745592895 1169605810800 1179352525890 1200795299088 1225301325600 1250828436550 1257976027616 1263591992025 1286566391880 1347831458160 1364540112600 1375911280205 1415223031068 1429518213200 1500994123860 1572470034520 1608207989850 1617397749792 1637448135120 1651093536246 1684789322700 1715421855840 1769028788835 1801192948632 1819386816800 1837951988400 1876242654825 1886964041424 1965587543150 2001325498480 2021747187240 2046810168900 2144277319800 2201458048328 2246385763600 2251491185790 2339211621600 2358705051780 2401590598176 2476640304369 2501656873100 2527183984050 2573132783760 2695662916320 2729080225200 2751822560410 2830446062136 2859036426400 2948381314725 3001988247720 3144940069040 3216415979700 3274896270240 3302187072492 3369578645400 3538057577670 3602385897264 3675903976800 3752485309650 3773928082848 3931175086300 4002650996960 4043494374480 4093620337800 4127733840615 4288554639600 4402916096656 4492771527200 4502982371580 4717410103560 4953280608738 5003313746200 5054367968100 5146265567520 5458160450400 5503645120820 5628727964475 5660892124272 5896762629450 6003976495440 6289880138080 6432831959400 6604374144984 6739157290800 6879556401025 7076115155340 7204771794528 7504970619300 7862350172600 8086988748960 8187240675600 8255467681230 8577109279200 8805832193312 8845143944175 9005964743160 9434820207120 9906561217476 10006627492400 10108735936200 11007290241640 11257455928950 11321784248544 11793525258900 12007952990880 12383201521845 12865663918800 13208748289968 13478314581600 13759112802050 14152230310680 15009941238600 15724700345200 16374481351200 16510935362460 17690287888350 18011929486320 18869640414240 19813122434952 20013254984800 20217471872400 20638669203075 22014580483280 22514911857900 23587050517800 24766403043690 25731327837600 26417496579936 27518225604100 28304460621360 30019882477200 31449400690400 33021870724920 35380575776700 36023858972640 39626244869904 40434943744800 41277338406150 44029160966560 45029823715800 47174101035600 49532806087380 55036451208200 56608921242720 60039764954400 61916007609225 66043741449840 70761151553400 79252489739808 82554676812300 90059647431600 94348202071200 99065612174760 110072902416400 123832015218450 132087482899680 141522303106800 165109353624600 180119294863200 198131224349520 220145804832800 247664030436900 283044606213600 330218707249200 396262448699040 495328060873800 660437414498400 990656121747600 1981312243495200
• Sum of all divisors σ(n): 8933282706536370
• Sum of proper divisors (its aliquot sum) s(n): 6951970463041170
• 1981312243495200 is an abundant number, because the sum of its proper divisors (6951970463041170) is greater than itself. Its abundance is 4970658219545970

Bases of 1981312243495200

• Binary: 111000010011111111000110100011101100111000100100000₂
• Hexadecimal: 0x709FE34767120
• Base-36: JIBEA1T6W0

Squares and roots of 1981312243495200

• 1981312243495200 squared (1981312243495200²) is 3925598206223982694712423040000
• 1981312243495200 cubed (1981312243495200³) is 7777835789034371944975971363768870609408000000
• The square root of 1981312243495200 is 44511933.7200171523
• The cube root of 1981312243495200 is 125598.4580721527

Scales and comparisons

• 1,981,312,243,495,200 seconds is equal to 62,999,600 years, 38 weeks, 4 days, 2 hours.
• To count from 1 to 1,981,312,243,495,200 would take you about one hundred eighty-eight million, nine hundred ninety-eight thousand, eight hundred 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 1981312243495200 cubic inches would be around 10466.5 feet tall.

Recreational maths with 1981312243495200

• 1981312243495200 backwards is 0025943422131891
• The number of decimal digits it has is: 16
• The sum of 1981312243495200's digits is 54
• More coming soon!