1990427721744

Names of 1990427721744

• Cardinal: 1990427721744 can be written as One trillion, nine hundred ninety billion, four hundred twenty-seven million, seven hundred twenty-one thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 1.990427721744 × 10¹²

Factors of 1990427721744

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1174

Divisors of 1990427721744

• Number of divisors d(n): 1280
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 17 19 21 22 23 24 28 33 34 38 42 44 46 48 51 56 57 66 68 69 71 76 77 84 88 92 102 112 114 119 132 133 136 138 142 152 154 161 168 176 184 187 204 209 213 228 231 238 253 264 266 272 276 284 304 308 322 323 336 357 368 374 391 399 408 418 426 437 456 462 476 483 497 506 528 532 552 561 568 616 627 644 646 714 748 759 781 782 798 816 836 852 874 912 924 952 966 969 994 1012 1021 1064 1104 1122 1136 1173 1207 1232 1254 1288 1292 1309 1311 1349 1428 1463 1491 1496 1518 1562 1564 1596 1633 1672 1704 1748 1771 1848 1904 1932 1938 1988 2024 2042 2128 2244 2261 2343 2346 2414 2508 2576 2584 2618 2622 2698 2737 2856 2926 2982 2992 3036 3059 3063 3124 3128 3192 3266 3344 3408 3496 3542 3553 3621 3696 3864 3876 3927 3976 4047 4048 4084 4301 4389 4488 4522 4686 4692 4807 4828 4899 5016 5168 5236 5244 5313 5396 5467 5474 5712 5852 5964 6072 6118 6126 6248 6256 6384 6532 6783 6992 7084 7106 7147 7242 7429 7728 7752 7854 7952 8094 8168 8211 8449 8602 8778 8976 9044 9177 9372 9384 9443 9614 9656 9798 10032 10472 10488 10626 10659 10792 10934 10948 11231 11431 11704 11928 12144 12236 12252 12496 12903 13064 13277 13566 14168 14212 14294 14421 14484 14839 14858 15504 15708 16188 16336 16401 16422 16898 17204 17357 17556 17963 18088 18354 18744 18768 18886 19228 19312 19399 19596 20944 20976 21252 21318 21441 21584 21868 21896 22287 22462 22862 22933 23408 23483 23856 24472 24504 24871 25347 25806 26128 26554 27132 27761 28329 28336 28424 28588 28842 28968 29678 29716 30107 31027 31416 32376 32802 32844 33649 33693 33796 34293 34408 34714 35112 35926 36176 36708 37488 37772 38456 38798 39192 39831 42504 42636 42882 43736 43792 44517 44574 44924 45724 45866 46966 48944 49008 49742 50694 51612 52003 52071 53108 53889 54264 55522 56658 56848 57176 57684 57936 58197 59356 59432 60214 62054 62832 64752 65604 65688 67298 67386 67592 68586 68799 68816 69428 70224 70449 71852 72491 73416 74613 75544 76912 77596 78384 78617 79662 81719 83283 85008 85272 85764 87472 89034 89148 89848 90321 91448 91732 92939 93081 93932 99484 100947 101388 103224 103873 104006 104142 106216 107778 108528 111044 113316 114352 115368 116394 118712 118864 120428 121499 124108 125741 131208 131376 134596 134772 135184 135793 137172 137598 138856 140898 143704 144982 146832 149226 151088 155192 156009 157234 159324 160531 163438 164381 166566 170544 171528 178068 178296 179696 180642 182896 183464 185878 186162 187864 190927 194327 198968 201894 202776 206448 207746 208012 208284 212432 213389 215556 217189 217473 222088 226632 230736 232788 235851 237424 240856 242998 245157 248216 251482 252263 258313 262416 269192 269544 271586 274344 275196 277712 278817 281796 287408 289964 298452 305371 310384 311619 312018 314468 318648 321062 326876 328762 329783 333132 341297 343056 356136 356592 361284 364497 366928 371756 372324 375728 377223 381854 388654 397936 399211 403788 405552 407379 415492 416024 416568 426778 431112 434378 434946 444176 446177 453264 465576 471702 481593 481712 485996 490314 493143 496432 502964 504526 507437 516626 527459 538384 539088 543172 548688 550392 557634 563592 572033 572781 579928 582981 596904 610742 623238 624036 628936 637296 640167 642124 651567 653752 657524 659566 666264 682594 712272 722568 728994 743512 744648 754446 756789 763708 774939 777308 797401 798422 807576 814758 830984 832048 833136 853556 862224 868756 869892 892354 916113 931152 943404 963186 971992 980628 986286 989349 1005928 1009052 1014874 1023891 1033252 1054918 1086344 1100784 1115268 1127184 1144066 1145562 1159856 1165962 1193808 1197633 1221484 1232347 1246476 1248072 1257872 1280334 1284248 1303134 1307504 1315048 1319132 1332528 1336489 1338531 1365188 1377329 1445136 1457988 1487024 1489296 1493723 1508892 1513578 1522311 1527416 1549878 1554616 1582377 1594802 1596844 1615152 1629516 1661968 1667293 1707112 1716099 1737512 1739784 1765841 1784708 1808191 1832226 1886808 1926372 1943984 1961256 1972572 1978698 2011856 2018104 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33055896 33490842 33533724 34201552 34355629 34505716 34812294 35013153 35130568 35849352 36680446 36935696 37478868 38225264 38275248 38565212 39263576 40015032 40614343 40667451 42380184 43396584 43531356 44306556 44654456 44711632 45451857 45510054 46416392 46684204 46829186 49971824 50786582 51302328 51758574 52695852 53095063 54223268 55020669 55403544 56687962 57337896 57847818 58041808 58895364 59075408 59152656 60602476 60680072 61478494 63357134 64151472 66111792 66981684 67067448 68711258 69011432 69624588 70026306 70243779 70261136 71698704 73360892 74957736 76179873 77130424 78527152 80030064 81228686 81334902 83435099 84760368 85031943 86793168 87062712 88613112 89308912 90903714 91020108 92217741 92832784 93368408 93658372 94890719 95035701 101573164 102604656 103066887 103517148 105391704 106054333 106190126 108446536 110041338 110807088 113375924 114675792 115695636 117790728 121204952 121360144 121843029 122956988 126714268 128381561 133963368 134134896 137422516 138022864 139249176 140052612 140487558 146721784 149915472 152359746 154260848 159285189 162457372 162669804 163902151 166870198 170063886 174125424 177226224 181807428 182040216 184435482 186736816 187316744 189781438 190071402 198407867 203146328 206133774 207034296 210783408 212108666 212380252 216893072 220082676 221749969 226751848 231391272 235581456 242409904 243686058 245913976 250305297 253428536 256763122 257560523 267926736 274845032 278498352 280105224 280975116 284672157 293443568 304719492 311783791 318162999 318570378 324914744 325339608 327804302 333740396 340127772 348464237 363614856 364080432 368870964 374633488 379562876 380142804 385144683 396815734 406292656 412267548 414068592 424217332 424760504 440165352 443499938 453503696 462782544 487372116 491706453 491827952 500610594 506857072 513526244 515121046 538535639 549690064 560210448 561950232 569344314 584045693 595223601 609438984 623567582 636325998 637140756 649829488 650679216 655608604 665249907 667480792 680255544 696928474 727229712 737741928 759125752 760285608 770289366 772681569 793631468 824535096 848434664 849521008 880330704 886999876 935351373 974744232 983412906 1001221188 1027052488 1030242092 1045392711 1077071278 1123900464 1138688628 1168091386 1190447202 1218877968 1247135164 1272651996 1274281512 1311217208 1330499814 1334961584 1360511088 1393856948 1475483856 1518251504 1520571216 1540578732 1545363138 1587262936 1615606917 1649070192 1696869328 1752137079 1773999752 1802923661 1870702746 1949488464 1966825812 2002442376 2054104976 2060484184 2090785422 2154142556 2182486537 2277377256 2336182772 2380894404 2439249659 2494270328 2545303992 2548563024 2622434416 2660999628 2787713896 3081157464 3090726276 3174525872 3231213834 3504274158 3547999504 3605847322 3741405492 3769749473 3933651624 4004884752 4120968368 4181570844 4308285112 4364973074 4554754512 4672365544 4761788808 4878499318 4988540656 5090607984 5321999256 5408770983 5575427792 5923892029 6162314928 6181452552 6462427668 6547459611 7008548316 7211694644 7317748977 7482810984 7539498946 7867303248 8363141688 8616570224 8729946148 9344731088 9523577616 9756998636 10643998512 10817541966 11309248419 11847784058 12362905104 12924855336 13094919222 14017096632 14423389288 14635497954 14965621968 15078997892 16726283376 17459892296 17771676087 19513997272 21635083932 22618496838 23695568116 25849710672 26189838444 28034193264 28846778576 29270995908 30157995784 34919784592 35543352174 39027994544 41467244203 43270167864 45236993676 47391136232 52379676888 58541991816 60315991568 71086704348 82934488406 86540335728 90473987352 94782272464 104759353776 117083983632 124401732609 142173408696 165868976812 180947974704 248803465218 284346817392 331737953624 497606930436 663475907248 995213860872 1990427721744
• Sum of all divisors σ(n): 7568155607040
• Sum of proper divisors (its aliquot sum) s(n): 5577727885296
• 1990427721744 is an abundant number, because the sum of its proper divisors (5577727885296) is greater than itself. Its abundance is 3587300163552

Bases of 1990427721744

• Binary: 11100111101101110101111001100000000010000₂
• Hexadecimal: 0x1CF6EBCC010
• Base-36: PEE19VDC

Squares and roots of 1990427721744

• 1990427721744 squared (1990427721744²) is 3961802515487010290401536
• 1990427721744 cubed (1990427721744³) is 7885681554900458168949813131438198784
• The square root of 1990427721744 is 1410825.1917739491
• The cube root of 1990427721744 is 12579.0778206549

Scales and comparisons

• 1,990,427,721,744 seconds is equal to 63,289 years, 23 weeks, 21 hours, 22 minutes, 24 seconds.
• To count from 1 to 1,990,427,721,744 would take you about one hundred fifty-eight thousand, two hundred twenty-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 1990427721744 cubic inches would be around 1048.3 feet tall.

Recreational maths with 1990427721744

• 1990427721744 backwards is 4471277240991
• 1990427721744 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1990427721744's digits is 57
• More coming soon!