1991272613235774

Names of 1991272613235774

• Cardinal: 1991272613235774 can be written as One quadrillion, nine hundred ninety-one trillion, two hundred seventy-two billion, six hundred thirteen million, two hundred thirty-five thousand, seven hundred seventy-four.

Scientific notation

• Scientific notation: 1.991272613235774 × 10¹⁵

Factors of 1991272613235774

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 635

Divisors of 1991272613235774

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 6 11 22 33 37 61 66 74 111 121 122 183 222 242 363 366 407 521 671 726 814 1042 1221 1331 1342 1369 1563 2013 2257 2442 2662 2738 3126 3993 4026 4107 4477 4514 5731 6771 7381 7986 8214 8954 11462 13431 13542 14641 14762 15059 17193 19277 22143 24827 26862 29282 30118 31781 34386 38554 43923 44286 45177 49247 49654 57831 63041 63562 74481 81191 83509 87846 90354 95343 98494 115662 126082 147741 148962 162382 165649 167018 189123 190686 212047 243573 250527 271441 273097 295482 331298 349591 378246 424094 487146 496947 501054 541717 542882 546194 636141 693451 699182 713249 814323 819291 893101 918599 993894 1048773 1083434 1175897 1272282 1386902 1426498 1625151 1628646 1638582 1786202 1822139 1837198 2080353 2097546 2139747 2332517 2351794 2679303 2755797 2985851 3004067 3250302 3527691 3644278 3845501 4160706 4279494 4665034 5358606 5466417 5511594 5971702 6008134 6997551 7055382 7627961 7691002 7845739 8957553 9012201 10043317 10104589 10932834 11536503 12934867 13995102 15255922 15691478 16557901 17915106 18024402 20043529 20086634 20209178 22883883 23073006 23537217 25657687 25869734 30129951 30313767 32844361 33044737 33115802 38804601 40087058 42300511 43508189 45767766 47074434 49673703 51315374 60130587 60259902 60627534 65688722 66089474 76973061 77609202 84601022 86303129 87016378 98533083 99134211 99347406 110476487 111150479 120261174 126901533 130524567 142283537 153946122 172606258 182136911 197066166 198268422 220952974 222300958 253803066 258909387 261049134 282234557 284567074 331429461 333451437 361287971 364273822 371602729 426850611 465305621 478590079 517818774 546410733 564469114 612642337 662858922 666902874 722575942 743205458 846703671 853701222 930611242 949334419 957180158 1083863913 1092821466 1114808187 1215241357 1222655269 1225284674 1395916863 1435770237 1565118907 1693407342 1837927011 1898668838 2003506021 2167727826 2229616374 2430482714 2445310538 2791833726 2848003257 2871540474 3130237814 3645724071 3667965807 3675854022 3974167681 4007012042 4087630019 4695356721 5264490869 5696006514 6010518063 6739065707 7291448142 7335931614 7948335362 8175260038 9390713442 10442678609 10528981738 11922503043 12021036126 12262890057 13367654927 13478131414 15793472607 17216307977 20217197121 20885357218 22038566231 22667766469 23845006086 24525780114 26735309854 31328035827 31586945214 34432615954 40102964781 40434394242 44077132462 44963930209 45335532938 51648923931 57909399559 62656071654 66115698693 68003299407 74129722777 80205929562 89927860418 103297847862 115818799118 132231397386 134891790627 136006598814 147044204197 148259445554 173728198677 222389168331 242424228541 249345431159 269783581254 294088408394 347456397354 441132612591 444778336662 484848457082 494603232299 498690862318 637003395149 727272685623 748036293477 815426950547 882265225182 989206464598 1274006790298 1454545371246 1483809696897 1496072586954 1630853901094 1911010185447 2446280851641 2742799742749 2967619393794 3822020370894 4892561703282 5440635555289 5485599485498 8228399228247 8969696456017 10881271110578 16321906665867 16456798456494 17939392912034 26909089368051 30170797170239 32643813331734 53818178736102 60341594340478 90512391510717 181024783021434 331878768872629 663757537745258 995636306617887 1991272613235774
• Sum of all divisors σ(n): 4584981475294920
• Sum of proper divisors (its aliquot sum) s(n): 2593708862059146
• 1991272613235774 is an abundant number, because the sum of its proper divisors (2593708862059146) is greater than itself. Its abundance is 602436248823372

Bases of 1991272613235774

• Binary: 111000100110000110101001000110000110100110000111110₂
• Hexadecimal: 0x7130D48C34C3E
• Base-36: JLUI0CS9Q6

Squares and roots of 1991272613235774

• 1991272613235774 squared (1991272613235774²) is 3965166620222828387170513379076
• 1991272613235774 cubed (1991272613235774³) is 7895727697766373319488020993060866667026264824
• The square root of 1991272613235774 is 44623677.7197462065
• The cube root of 1991272613235774 is 125808.5741343433

Scales and comparisons

• 1,991,272,613,235,774 seconds is equal to 63,316,309 years, 35 weeks, 6 days, 6 hours, 22 minutes, 54 seconds.
• To count from 1 to 1,991,272,613,235,774 would take you about one hundred eighty-nine million, nine hundred forty-eight thousand, nine hundred twenty-nine 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 1991272613235774 cubic inches would be around 10484 feet tall.

Recreational maths with 1991272613235774

• 1991272613235774 backwards is 4775323162721991
• The number of decimal digits it has is: 16
• The sum of 1991272613235774's digits is 69
• More coming soon!