19489985887320

Names of 19489985887320

• Cardinal: 19489985887320 can be written as Nineteen trillion, four hundred eighty-nine billion, nine hundred eighty-five million, eight hundred eighty-seven thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.948998588732 × 10¹³

Factors of 19489985887320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 120

Divisors of 19489985887320

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 27 30 36 39 40 45 52 54 60 65 72 78 81 90 97 104 108 117 120 130 135 156 162 169 180 194 195 216 234 243 260 270 291 312 324 338 351 360 388 390 405 468 485 486 507 520 540 582 585 648 676 702 776 780 810 845 873 936 970 972 1014 1053 1080 1164 1170 1215 1261 1352 1404 1455 1521 1560 1620 1690 1746 1755 1940 1944 2028 2106 2197 2328 2340 2430 2522 2535 2619 2808 2910 3042 3159 3240 3380 3492 3510 3783 3880 4056 4212 4365 4394 4563 4680 4860 5044 5070 5238 5265 5820 6084 6305 6318 6591 6760 6984 7020 7566 7605 7857 8424 8730 8788 9126 9409 9720 10088 10140 10476 10530 10985 11349 11640 12168 12610 12636 13095 13182 13689 14040 15132 15210 15714 15795 16393 17460 17576 18252 18818 18915 19773 20280 20952 21060 21970 22698 22815 23571 25220 25272 26190 26364 27378 28227 30264 30420 31428 31590 32786 32955 34047 34920 36504 37636 37830 39285 39546 41067 42120 43940 45396 45630 47045 47142 49179 50440 52380 52728 54756 56454 56745 59319 60840 62856 63180 65572 65910 68094 68445 75272 75660 78570 79092 81965 82134 84681 87880 90792 91260 94090 94284 98358 98865 102141 104760 109512 112908 113490 117855 118638 122317 126360 131144 131820 136188 136890 141135 147537 151320 157140 158184 163930 164268 169362 170235 177957 182520 188180 188568 196716 197730 204282 205335 213109 225816 226980 235710 237276 244634 245895 254043 263640 272376 273780 282270 295074 296595 306423 314280 327860 328536 338724 340470 355914 366951 376360 393432 395460 408564 410670 423405 426218 442611 453960 471420 474552 489268 491790 508086 510705 533871 547560 564540 590148 593190 611585 612846 639327 655720 677448 680940 711828 733902 737685 762129 790920 817128 821340 846810 852436 885222 889785 912673 942840 978536 983580 1016172 1021410 1065545 1067742 1100853 1129080 1180296 1186380 1223170 1225692 1270215 1278654 1327833 1361880 1423656 1467804 1475370 1524258 1532115 1590121 1642680 1693620 1704872 1770444 1779570 1825346 1834755 1917981 1967160 2032344 2042820 2131090 2135484 2201706 2213055 2286387 2372760 2446340 2451384 2540430 2557308 2655666 2669355 2738019 2935608 2950740 3048516 3064230 3180242 3196635 3302559 3387240 3540888 3559140 3650692 3669510 3810645 3835962 3983499 4085640 4262180 4270968 4403412 4426110 4563365 4572774 4770363 4892680 5080860 5114616 5311332 5338710 5476038 5504265 5753943 5901480 6097032 6128460 6360484 6393270 6605118 6639165 7118280 7301384 7339020 7621290 7671924 7950605 7966998 8214057 8524360 8806824 8852220 9126730 9145548 9540726 9589905 9907677 10161720 10622664 10677420 10952076 11008530 11431935 11507886 11864749 12256920 12720968 12786540 13210236 13278330 13690095 14311089 14678040 15242580 15343848 15901210 15933996 16428114 16512795 17261829 17704440 18253460 18291096 19081452 19179810 19815354 19917495 20671573 21354840 21904152 22017060 22863870 23015772 23729498 23851815 24642171 25573080 26420472 26556660 27380190 28622178 28769715 29723031 30485160 31802420 31867992 32856228 33025590 34523658 35594247 36506920 38162904 38359620 39630708 39834990 41070285 41343146 42933267 44034120 45727740 46031544 47458996 47703630 49284342 49538385 51785487 53113320 54760380 57244356 57539430 59323745 59446062 62014719 63604840 65712456 66051180 69047316 71188494 71555445 73926513 76719240 79261416 79669980 82140570 82686292 85866534 86309145 91455480 94917992 95407260 98568684 99076770 103357865 103570974 106782741 109520760 114488712 115078860 118647490 118892124 123210855 124029438 128799801 132102360 138094632 142376988 143110890 147853026 148615155 154241737 159339960 164281140 165372584 171733068 172618290 177971235 186044157 190814520 197137368 198153540 206715730 207141948 213565482 214666335 221779539 230157720 237294980 237784248 246421710 248058876 257599602 258927435 284753976 286221780 295706052 297230310 308483474 310073595 320348223 328562280 343466136 345236580 355942470 369632565 372088314 386399403 396307080 413431460 414283896 427130964 429332670 443559078 462725211 474589960 492843420 496117752 515199204 517854870 533913705 558132471 572443560 591412104 594460620 616966948 620147190 640696446 643999005 690473160 711884940 739265130 744176628 771208685 772798806 826862920 854261928 858665340 887118156 925450422 930220785 961044669 985686840 1030398408 1035709740 1067827410 1108897695 1116264942 1188921240 1233933896 1240294380 1281392892 1287998010 1388175633 1423769880 1478530260 1488353256 1542417370 1545597612 1601741115 1674397413 1717330680 1774236312 1850900844 1860441570 1922089338 1931997015 2005142581 2071419480 2135654820 2217795390 2232529884 2313626055 2480588760 2562785784 2575996020 2776351266 2790662355 2883134007 2957060520 3084834740 3091195224 3203482230 3348794826 3701801688 3720883140 3844178676 3863994030 4010285162 4164526899 4271309640 4435590780 4465059768 4627252110 4805223345 5023192239 5151992040 5552702532 5581324710 5766268014 6015427743 6169669480 6406964460 6697589652 6940878165 7441766280 7688357352 7727988060 8020570324 8329053798 8371987065 8871181560 9254504220 9610446690 10025712905 10046384478 11105405064 11162649420 11532536028 12030855486 12493580697 12813928920 13395179304 13881756330 14415670035 15455976120 16041140648 16658107596 16743974130 18046283229 18509008440 19220893380 20051425810 20092768956 20822634495 22325298840 23065072056 24061710972 24987161394 25115961195 27763512660 28831340070 30077138715 33316215192 33487948260 36092566458 37480742091 38441786760 40102851620 40185537912 41645268990 48123421944 49974322788 50231922390 54138849687 55527025320 57662680140 60154277430 62467903485 66975896520 72185132916 74961484182 80205703240 83290537980 90231416145 99948645576 100463844780 108277699374 115325360280 120308554860 124935806970 144370265832 149922968364 162416549061 166581075960 180462832290 187403710455 200927689560 216555398748 240617109720 249871613940 270694248435 299845936728 324833098122 360925664580 374807420910 433110797496 487249647183 499743227880 541388496870 649666196244 721851329160 749614841820 812082745305 974499294366 1082776993740 1299332392488 1499229683640 1624165490610 1948998588732 2165553987480 2436248235915 3248330981220 3897997177464 4872496471830 6496661962440 9744992943660 19489985887320
• Sum of all divisors σ(n): 71901267984000
• Sum of proper divisors (its aliquot sum) s(n): 52411282096680
• 19489985887320 is an abundant number, because the sum of its proper divisors (52411282096680) is greater than itself. Its abundance is 32921296209360

Bases of 19489985887320

• Binary: 100011011100111011101101011110111110001011000₂
• Hexadecimal: 0x11B9DDAF7C58
• Base-36: 6WPKQDPI0

Squares and roots of 19489985887320

• 19489985887320 squared (19489985887320²) is 379859549887932767736782400
• 19489985887320 cubed (19489985887320³) is 7403457266479537130758876392465759168000
• The square root of 19489985887320 is 4414746.4125723009
• The cube root of 19489985887320 is 26911.4547417717

Scales and comparisons

• 19,489,985,887,320 seconds is equal to 619,721 years, 13 weeks, 5 days, 8 hours, 42 minutes.
• To count from 1 to 19,489,985,887,320 would take you about one million, five hundred forty-nine thousand, three hundred 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 19489985887320 cubic inches would be around 2242.6 feet tall.

Recreational maths with 19489985887320

• 19489985887320 backwards is 02378858998491
• 19489985887320 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 19489985887320's digits is 81
• More coming soon!