18998056113762880

Names of 18998056113762880

• Cardinal: 18998056113762880 can be written as Eighteen quadrillion, nine hundred ninety-eight trillion, fifty-six billion, one hundred thirteen million, seven hundred sixty-two thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 1.899805611376288 × 10¹⁶

Factors of 18998056113762880

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 52477793

Divisors of 18998056113762880

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 28 32 35 40 44 49 55 56 64 70 77 80 88 98 110 112 140 154 160 176 196 220 224 245 280 308 320 352 385 392 440 448 490 539 560 616 704 770 784 880 980 1078 1120 1232 1540 1568 1760 1960 2099 2156 2240 2464 2695 3080 3136 3520 3920 4198 4312 4928 5390 6160 7840 8396 8624 10495 10780 12320 14693 15680 16792 17248 20990 21560 23089 24640 29386 33584 34496 41980 43120 46178 58772 67168 73465 83960 86240 92356 102851 115445 117544 134336 146930 161623 167920 172480 184712 205702 230890 235088 293860 323246 335840 369424 411404 461780 470176 514255 587720 646492 671680 738848 808115 822808 923560 940352 1028510 1131361 1175440 1292984 1477696 1616230 1645616 1847120 2057020 2262722 2350880 2585968 3232460 3291232 3694240 4114040 4525444 4701760 5171936 5656805 6464920 6582464 7388480 8228080 9050888 10343872 11313610 12929840 16456160 18101776 22627220 25859680 32912320 36203552 45254440 51719360 52475669 72407104 90508880 104951338 181017760 209902676 262378345 362035520 367329683 419805352 524756690 577232359 734659366 839610704 1049513380 1154464718 1469318732 1679221408 1836648415 2099026760 2308929436 2571307781 2886161795 2938637464 3358442816 3673296830 4040626513 4198053520 4617858872 5142615562 5772323590 5877274928 7346593660 8081253026 8396107040 9235717744 10285231124 11544647180 11754549856 12856538905 14693187320 16162506052 16792214080 18471435488 20203132565 20570462248 23089294360 23509099712 25713077810 28284385591 29386374640 32325012104 36942870976 40406265130 41140924496 46178588720 51426155620 56568771182 58772749280 64650024208 80812530260 82281848992 92357177440 102852311240 110146429231 113137542364 117545498560 129300048416 141421927955 161625060520 164563697984 184714354880 205704622480 220292858462 226275084728 258600096832 282843855910 323250121040 411409244960 440585716924 452550169456 550732146155 565687711820 646500242080 771025004617 822818489920 881171433848 905100338912 1101464292310 1131375423640 1211610721541 1293000484160 1542050009234 1762342867696 1810200677824 2202928584620 2262750847280 2423221443082 3084100018468 3524685735392 3855125023085 4405857169240 4525501694560 4846442886164 5397175032319 6058053607705 6168200036936 7049371470784 7710250046170 8481275050787 8811714338480 9051003389120 9692885772328 10794350064638 12116107215410 12336400073872 15420500092340 16962550101574 17623428676960 19385771544656 21588700129276 24232214430820 24672800147744 26985875161595 30841000184680 33925100203148 35246857353920 38771543089312 42406375253935 43177400258552 48464428861640 49345600295488 53971750323190 59368925355509 61682000369360 67850200406296 77543086178624 84812750507870 86354800517104 96928857723280 107943500646380 118737850711018 123364000738720 135700400812592 169625501015740 172709601034208 193857715446560 215887001292760 237475701422036 246728001477440 271400801625184 296844626777545 339251002031480 345419202068416 387715430893120 431774002585520 474951402844072 542801603250368 593689253555090 678502004062960 863548005171040 949902805688144 1187378507110180 1357004008125920 1727096010342080 1899805611376288 2374757014220360 2714008016251840 3799611222752576 4749514028440720 9499028056881440 18998056113762880
• Sum of all divisors σ(n): 57436551919656000
• Sum of proper divisors (its aliquot sum) s(n): 38438495805893120
• 18998056113762880 is an abundant number, because the sum of its proper divisors (38438495805893120) is greater than itself. Its abundance is 19440439692130240

Bases of 18998056113762880

• Binary: 1000011011111101010000110100010000101010111001001000000₂
• Hexadecimal: 0x437EA1A2157240
• Base-36: 5728YHQV0HS

Squares and roots of 18998056113762880

• 18998056113762880 squared (18998056113762880²) is 360926136101683142864552865894400
• 18998056113762880 cubed (18998056113762880³) is 6856894986583394752596222940945285222800719872000
• The square root of 18998056113762880 is 137833436.1240511191
• The cube root of 18998056113762880 is 266831.0644403591

Scales and comparisons

• 18,998,056,113,762,880 seconds is equal to 604,079,419 years, 29 weeks, 5 days, 2 hours, 34 minutes, 40 seconds.
• To count from 1 to 18,998,056,113,762,880 would take you about one billion, eight hundred twelve million, two hundred thirty-eight thousand, two hundred fifty-eight 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 18998056113762880 cubic inches would be around 22235.9 feet tall.

Recreational maths with 18998056113762880

• 18998056113762880 backwards is 08826731165089981
• The number of decimal digits it has is: 17
• The sum of 18998056113762880's digits is 82
• More coming soon!