18819849009390

Names of 18819849009390

• Cardinal: 18819849009390 can be written as Eighteen trillion, eight hundred nineteen billion, eight hundred forty-nine million, nine thousand, three hundred ninety.

Scientific notation

• Scientific notation: 1.881984900939 × 10¹³

Factors of 18819849009390

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 5143

Divisors of 18819849009390

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 10 11 13 15 22 26 30 33 39 55 65 66 78 110 130 143 165 169 195 241 286 307 330 338 390 429 482 507 614 715 723 845 858 921 1014 1205 1430 1446 1535 1690 1842 1859 2145 2410 2535 2651 3070 3133 3377 3615 3718 3991 4290 4561 4605 5070 5302 5577 6266 6754 7230 7953 7982 9122 9210 9295 9399 10131 11154 11973 13255 13683 15665 15906 16885 18590 18798 19955 20262 22805 23946 26510 27366 27885 31330 33770 34463 39765 39910 40729 43901 45610 46995 50171 50655 51883 55770 59293 59865 68415 68926 73987 79530 81458 87802 93990 100342 101310 103389 103766 118586 119730 122187 131703 136830 147974 150513 155649 172315 177879 203645 206778 219505 221961 244374 250855 259415 263406 296465 301026 311298 344630 355758 369935 407290 439010 443922 448019 501710 516945 518830 570713 592930 610935 652223 658515 739870 752565 770809 778245 813857 889395 896038 961831 1033890 1099201 1109805 1141426 1221870 1304446 1317030 1344057 1400227 1505130 1541618 1556490 1627714 1712139 1778790 1923662 1956669 2198402 2219610 2240095 2312427 2441571 2688114 2800454 2853565 2885493 3261115 3297603 3424278 3854045 3913338 4069285 4200681 4480190 4624854 4809155 4883142 5496005 5707130 5770986 6522230 6595206 6720285 7001135 7708090 8138570 8401362 8478899 8560695 9618310 9783345 10580141 10992010 11562135 12091211 12207855 12503803 13440570 14002270 14289613 14427465 15402497 16488015 16957798 17121390 18202951 19566690 21003405 21160282 23124270 24182422 24415710 25007606 25436697 28579226 28854930 30804994 31740423 32976030 36273633 36405902 37511409 42006810 42394495 42868839 46207491 50873394 52900705 54608853 60456055 62519015 63480846 71448065 72547266 75022818 77012485 84788990 85737678 91014755 92414982 105801410 109217706 120912110 125038030 127183485 137541833 142896130 154024970 157185743 158702115 181368165 182029510 185764969 187557045 200232461 214344195 231037455 236638363 254366970 273044265 275083666 314371486 317404230 337454707 362736330 371529938 375114090 400464922 412625499 428688390 462074910 471557229 473276726 546088530 557294907 600697383 674909414 687709165 709915089 785928715 825250998 928824845 943114458 1001162305 1012364121 1114589814 1183191815 1201394766 1375418330 1419830178 1571857430 1687273535 1857649690 2002324610 2024728242 2043414659 2063127495 2357786145 2366383630 2603021993 2786474535 3003486915 3374547070 3549575445 3712001777 4086829318 4126254990 4386911191 4715572290 5061820605 5206043986 5572949070 6006973830 6130243977 7099150890 7424003554 7809065979 8773822382 10123641210 10217073295 11136005331 12260487954 13015109965 13160733573 15618131958 18560008885 20434146590 21934555955 22272010662 26030219930 26321467146 30651219885 37120017770 39045329895 43869111910 48256023101 55680026655 57029845483 61302439770 65803667865 78090659790 96512046202 111360053310 114059690966 131607335730 144768069303 171089536449 241280115505 285149227415 289536138606 342179072898 482560231010 570298454830 627328300313 723840346515 855447682245 1254656600626 1447680693030 1710895364490 1881984900939 3136641501565 3763969801878 6273283003130 9409924504695 18819849009390
• Sum of all divisors σ(n): 53763334377984
• Sum of proper divisors (its aliquot sum) s(n): 34943485368594
• 18819849009390 is an abundant number, because the sum of its proper divisors (34943485368594) is greater than itself. Its abundance is 16123636359204

Bases of 18819849009390

• Binary: 100010001110111010110011010100011100011101110₂
• Hexadecimal: 0x111DD66A38EE
• Base-36: 6O5PW6P66

Squares and roots of 18819849009390

• 18819849009390 squared (18819849009390²) is 354186716736237764308172100
• 18819849009390 cubed (18819849009390³) is 6665740530107580822530660994866636019000
• The square root of 18819849009390 is 4338184.9902222933
• The cube root of 18819849009390 is 26599.4125265463

Scales and comparisons

• 18,819,849,009,390 seconds is equal to 598,412 years, 51 weeks, 1 day, 11 hours, 56 minutes, 30 seconds.
• To count from 1 to 18,819,849,009,390 would take you about one million, four hundred ninety-six thousand and thirty-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 18819849009390 cubic inches would be around 2216.6 feet tall.

Recreational maths with 18819849009390

• 18819849009390 backwards is 09390094891881
• The number of decimal digits it has is: 14
• The sum of 18819849009390's digits is 69
• More coming soon!