20187196380

Names of 20187196380

• Cardinal: 20187196380 can be written as Twenty billion, one hundred eighty-seven million, one hundred ninety-six thousand, three hundred eighty.

Scientific notation

• Scientific notation: 2.018719638 × 10¹⁰

Factors of 20187196380

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 395

Divisors of 20187196380

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 17 18 19 20 26 27 29 30 34 36 38 39 45 51 52 54 57 58 60 65 68 76 78 85 87 90 95 102 108 114 116 117 130 135 145 153 156 170 171 174 180 190 195 204 221 228 234 247 255 260 261 270 285 290 306 307 323 340 342 348 351 377 380 390 435 442 459 468 493 494 510 513 522 540 551 570 580 585 612 614 646 663 684 702 741 754 765 780 783 855 870 884 918 921 969 986 988 1020 1026 1044 1102 1105 1131 1140 1170 1228 1235 1292 1305 1326 1404 1479 1482 1508 1530 1535 1566 1615 1653 1710 1740 1755 1836 1842 1885 1938 1972 1989 2052 2204 2210 2223 2262 2295 2340 2465 2470 2565 2610 2652 2755 2763 2907 2958 2964 3060 3070 3132 3230 3306 3315 3393 3420 3510 3684 3705 3770 3876 3915 3978 3991 4199 4420 4437 4446 4524 4590 4605 4845 4930 4940 4959 5130 5219 5220 5510 5526 5655 5814 5833 5916 5967 6140 6409 6460 6612 6630 6669 6786 7020 7163 7395 7410 7540 7830 7956 7982 8265 8289 8398 8721 8874 8892 8903 9180 9210 9367 9690 9860 9918 9945 10179 10260 10438 11020 11052 11115 11310 11628 11666 11934 11973 12597 12818 13260 13311 13338 13572 13815 14326 14535 14790 14820 14877 15657 15660 15964 16530 16578 16796 16965 17442 17499 17748 17806 18420 18734 19227 19380 19836 19890 19955 20358 20876 20995 21489 22185 22230 22620 23332 23868 23946 24795 25194 25636 26095 26622 26676 26709 27630 28101 28652 29070 29165 29580 29754 29835 31314 32045 33060 33156 33345 33930 34884 34998 35612 35815 35919 37468 37791 38454 39780 39910 40716 41445 41990 42978 43605 44370 44460 44515 46835 46971 47892 49590 50388 50895 52190 52497 53244 53418 55260 56202 57681 58140 58330 59508 59670 59865 62628 62985 64090 64467 66555 66690 67847 67860 69996 71630 71838 74385 75582 75829 76908 78285 79820 80127 82890 83980 84303 85956 87210 87495 88740 89030 93670 93942 96135 99161 99180 101790 104380 104994 106836 107445 107757 112404 113373 115362 115739 116660 119340 119730 121771 125970 128180 128934 133110 133380 133545 135694 140505 140913 143260 143676 148770 151164 151351 151658 156570 157491 160254 165780 168606 169157 173043 174420 174990 178060 179595 187340 187884 188955 192270 193401 198322 203541 203580 209988 214890 215514 226746 227487 230724 231478 234855 239460 240381 243542 251940 252909 257868 262485 266220 267090 271388 281010 281826 288405 297483 297540 302702 303316 313140 314982 320508 322335 337212 338314 339235 346086 347217 349980 359190 365313 377910 379145 384540 386802 396644 400635 407082 421515 429780 431028 453492 454053 454974 462956 469710 480762 487084 495805 505818 507471 524970 534180 538785 562020 563652 566865 576810 578695 594966 605404 608855 610623 629964 644670 676628 678470 682461 692172 694434 704565 718380 730626 755820 756755 758290 773604 787455 801270 814164 843030 845785 865215 892449 908106 909948 939420 961524 967005 991610 1011636 1014942 1017705 1041651 1049940 1077570 1095939 1133730 1137435 1153620 1157390 1189932 1201905 1217710 1221246 1264545 1289093 1289340 1356940 1362159 1364922 1388868 1409130 1461252 1487415 1513510 1516580 1522413 1574910 1602540 1686060 1691570 1730430 1736085 1784898 1816212 1826565 1831869 1934010 1967563 1983220 2029884 2035410 2047383 2083302 2155140 2191878 2199041 2267460 2270265 2274870 2314780 2403810 2435420 2442492 2529090 2537355 2578186 2677347 2724318 2729844 2818260 2875669 2974830 3027020 3044826 3053115 3124953 3149820 3287817 3383140 3412305 3460860 3472170 3569796 3653130 3663738 3867279 3868020 3935126 4070820 4086477 4094766 4166604 4383756 4398082 4462245 4540530 4549740 4567239 4807620 5058180 5074710 5156372 5208255 5354694 5448636 5479695 5751338 5902689 5949660 6089652 6106230 6249906 6445465 6575634 6597123 6810795 6824610 6944340 7306260 7327476 7612065 7734558 7870252 8172954 8189532 8627007 8796164 8924490 9081060 9134478 9159345 9837815 10149420 10236915 10416510 10709388 10959390 10995205 11502676 11601837 11805378 12212460 12499812 12890930 13151268 13194246 13386735 13621590 13649220 14378345 15224130 15469116 15624765 16345908 16439085 17254014 17708067 17848980 18268956 18318690 19336395 19675630 19791369 20432385 20473830 20833020 21918780 21990410 22836195 23203674 23610756 25781860 25881021 26388492 26773470 27243180 28756690 29513445 30448260 31249530 32878170 32985615 34508028 34805511 35416134 36637380 37383697 38672790 39351260 39582738 40864770 40947660 43135035 43980820 45672390 46407348 51762042 53124201 53546940 57513380 58009185 59026890 59374107 62499060 65756340 65971230 69611022 70832268 74767394 77345580 77643063 79165476 81729540 86270070 88540335 91344780 98956845 103524084 106248402 112151091 116018370 118053780 118748214 129405105 131942460 139222044 149534788 155286126 172540140 174027555 177080670 186918485 197913690 212496804 224302182 232036740 237496428 258810210 265621005 296870535 310572252 336453273 348055110 354161340 373836970 388215315 395827380 448604364 517620420 531242010 560755455 593741070 672906546 696110220 747673940 776430630 1009359819 1062484020 1121510910 1187482140 1345813092 1552861260 1682266365 2018719638 2243021820 3364532730 4037439276 5046799095 6729065460 10093598190 20187196380
• Sum of all divisors σ(n): 78236928000
• Sum of proper divisors (its aliquot sum) s(n): 58049731620
• 20187196380 is an abundant number, because the sum of its proper divisors (58049731620) is greater than itself. Its abundance is 37862535240

Bases of 20187196380

• Binary: 10010110011010000000010101111011100₂
• Hexadecimal: 0x4B3402BDC
• Base-36: 99UXOF0

Squares and roots of 20187196380

• 20187196380 squared (20187196380²) is 407522897684685104400
• 20187196380 cubed (20187196380³) is 8226744764907385520983602072000
• The square root of 20187196380 is 142081.6539177385
• The cube root of 20187196380 is 2722.8601501253

Scales and comparisons

• 20,187,196,380 seconds is equal to 641 years, 46 weeks, 2 days, 2 hours, 33 minutes.
• To count from 1 to 20,187,196,380 would take you about one thousand, two hundred eighty-three 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 20187196380 cubic inches would be around 226.9 feet tall.

Recreational maths with 20187196380

• 20187196380 backwards is 08369178102
• 20187196380 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20187196380's digits is 45
• More coming soon!