18900973799377950

Names of 18900973799377950

• Cardinal: 18900973799377950 can be written as Eighteen quadrillion, nine hundred trillion, nine hundred seventy-three billion, seven hundred ninety-nine million, three hundred seventy-seven thousand, nine hundred fifty.

Scientific notation

• Scientific notation: 1.890097379937795 × 10¹⁶

Factors of 18900973799377950

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1732

Divisors of 18900973799377950

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 21 25 30 35 42 50 59 70 75 105 118 150 175 177 210 295 350 354 413 463 525 590 826 885 926 1050 1193 1239 1389 1475 1770 2065 2315 2386 2478 2778 2950 3241 3579 4130 4425 4630 5965 6195 6482 6945 7158 8351 8850 9723 10325 11575 11930 12390 13890 16205 16702 17895 19446 20650 23150 25053 27317 29825 30975 32410 34725 35790 41755 48615 50106 54634 59650 61950 69450 70387 81025 81951 83510 89475 97230 125265 136585 140774 162050 163902 178950 191219 208775 211161 214369 243075 250530 273170 351935 382438 409755 417550 422322 428738 486150 492709 552359 573657 626325 643107 682925 703870 819510 956095 985418 1055805 1071845 1104718 1147314 1252650 1286214 1365850 1423249 1478127 1500583 1657077 1759675 1912190 2048775 2111610 2143690 2463545 2761795 2846498 2868285 2956254 3001166 3215535 3314154 3519350 3866513 4097550 4269747 4501749 4780475 4927090 5279025 5359225 5523590 5736570 6431070 7116245 7390635 7502915 7733026 8285385 8539494 9003498 9560950 9962743 10558050 10718450 11599539 12317725 12647771 13808975 14232490 14341425 14781270 15005830 16077675 16570770 19332565 19925486 21348735 22508745 23199078 24635450 25295542 27617950 28682850 29888229 32155350 32589181 35581225 36953175 37514575 37943313 38665130 41426925 42697470 45017490 49813715 57997695 59776458 63238855 65178362 71162450 73906350 75029150 75886626 82853850 83971691 88534397 96662825 97767543 99627430 106743675 112543725 115995390 126477710 149441145 162945905 167943382 177068794 189716565 193325650 195535086 213487350 225087450 228124267 249068575 251915073 255742217 265603191 289988475 298882290 316194275 325891810 379433130 419858455 442671985 456248534 488837715 498137150 503830146 511484434 531206382 579976950 587801837 632388550 658964287 684372801 747205725 767226651 814729525 839716910 885343970 948582825 977675430 1140621335 1175603674 1259575365 1278711085 1317928574 1328015955 1368745602 1494411450 1534453302 1629459050 1763405511 1790195519 1897165650 1976892861 2099292275 2213359925 2281242670 2444188575 2519150730 2557422170 2656031910 2939009185 3294821435 3421864005 3526811022 3580391038 3836133255 3953785722 4198584550 4426719850 4612750009 4888377150 5370586557 5703106675 5878018370 6297876825 6393555425 6589642870 6640079775 6843728010 7672266510 8817027555 8950977595 9225500018 9884464305 10741173114 11406213350 12595753650 12787110850 13280159550 13838250027 14695045925 15088790803 16474107175 17109320025 17634055110 17901955190 19180666275 19768928610 23063750045 26852932785 27676500054 29390091850 30177581606 32948214350 34218640050 38361332550 38878892933 44085137775 44754887975 45266372409 46127500090 49422321525 53705865570 69191250135 75443954015 77757785866 88170275550 89509775950 90532744818 98844643050 105621535621 115318750225 116636678799 134264663925 138382500270 150887908030 194394464665 211243071242 226331862045 230637500450 233273357598 268529327850 272152250531 305100464881 316864606863 345956250675 377219770075 388788929330 452663724090 528107678105 544304501062 583183393995 610200929762 633729213726 691912501350 754439540150 816456751593 915301394643 971972323325 1056215356210 1131659310225 1166366787990 1360761252655 1525502324405 1584323034315 1632913503186 1830602789286 1943944646650 2135703254167 2263318620450 2640538390525 2721522505310 2915916969975 3051004648810 3168646068630 4082283757965 4271406508334 4576506973215 5281076781050 5831833939950 6407109762501 6803806263275 7627511622025 7921615171575 8164567515930 9153013946430 10678516270835 12814219525002 13607612526550 15255023244050 15843230343150 18000927427979 20411418789825 21357032541670 22882534866075 32035548812505 36001854855958 40822837579650 45765069732150 53392581354175 54002782283937 64071097625010 90004637139895 106785162708350 108005564567874 126006491995853 160177744062525 180009274279790 252012983991706 270013911419685 320355488125050 378019475987559 450023185699475 540027822839370 630032459979265 756038951975118 900046371398950 1260064919958530 1350069557098425 1890097379937795 2700139114196850 3150162299896325 3780194759875590 6300324599792650 9450486899688975 18900973799377950
• Sum of all divisors σ(n): 54642460340672640
• Sum of proper divisors (its aliquot sum) s(n): 35741486541294690
• 18900973799377950 is an abundant number, because the sum of its proper divisors (35741486541294690) is greater than itself. Its abundance is 16840512741916740

Bases of 18900973799377950

• Binary: 1000011001001100101010111100101001110001000110000011110₂
• Hexadecimal: 0x432655E5388C1E
• Base-36: 563U3HRGU8U

Squares and roots of 18900973799377950

• 18900973799377950 squared (18900973799377950²) is 357246810564771738495806946202500
• 18900973799377950 cubed (18900973799377950³) is 6752312606396088453777882240100145283614734875000
• The square root of 18900973799377950 is 137480812.4771524253
• The cube root of 18900973799377950 is 266375.7752609557

Scales and comparisons

• 18,900,973,799,377,950 seconds is equal to 600,992,502 years, 14 weeks, 3 hours, 12 minutes, 30 seconds.
• To count from 1 to 18,900,973,799,377,950 would take you about one billion, eight hundred two million, nine hundred seventy-seven thousand, five hundred six 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 18900973799377950 cubic inches would be around 22198 feet tall.

Recreational maths with 18900973799377950

• 18900973799377950 backwards is 05977399737900981
• The number of decimal digits it has is: 17
• The sum of 18900973799377950's digits is 93
• More coming soon!