1987918349040

Names of 1987918349040

• Cardinal: 1987918349040 can be written as One trillion, nine hundred eighty-seven billion, nine hundred eighteen million, three hundred forty-nine thousand and forty.

Scientific notation

• Scientific notation: 1.98791834904 × 10¹²

Factors of 1987918349040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 8324

Divisors of 1987918349040

• Number of divisors d(n): 800
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 27 30 36 39 40 43 45 48 52 54 60 65 67 72 78 80 81 86 90 104 108 117 120 129 130 134 135 144 156 162 172 180 195 201 208 215 216 234 240 258 260 268 270 312 324 335 344 351 360 387 390 402 405 430 432 468 516 520 536 540 559 585 603 624 645 648 670 688 702 720 774 780 804 810 860 871 936 1005 1032 1040 1053 1072 1080 1118 1161 1170 1206 1290 1296 1340 1404 1548 1560 1608 1620 1677 1720 1742 1755 1809 1872 1935 2010 2064 2106 2160 2236 2322 2340 2412 2580 2613 2680 2795 2808 2881 3015 3096 3120 3216 3240 3354 3440 3483 3484 3510 3618 3870 4020 4212 4355 4472 4644 4680 4824 5031 5160 5226 5265 5360 5427 5590 5616 5762 5805 6030 6192 6480 6708 6966 6968 7020 7236 7740 7839 8040 8191 8385 8424 8643 8710 8944 9045 9288 9360 9648 10062 10320 10452 10530 10854 11180 11524 11610 12060 13065 13416 13932 13936 14040 14405 14472 15093 15480 15678 16080 16382 16770 16848 17286 17415 17420 18090 18576 20124 20904 21060 21708 22360 23048 23220 23517 24120 24573 25155 25929 26130 26832 27135 27864 28080 28810 28944 30186 30960 31356 32764 33540 34572 34830 34840 36180 37453 39195 40248 40955 41808 42120 43215 43416 44720 45279 46096 46440 47034 48240 49146 50310 51858 52260 54270 55728 57620 60372 62712 65528 67080 69144 69660 69680 70551 72360 73719 74906 75465 77787 78390 80496 81910 84240 86430 86832 90558 92880 94068 98292 100620 103716 104520 106483 108540 112359 115240 117585 120744 122865 125424 129645 131056 134160 138288 139320 141102 144720 147438 149812 150930 155574 156780 163820 172860 181116 187265 188136 196584 201240 207432 209040 212966 217080 221157 224718 226395 230480 233361 235170 241488 245730 259290 278640 282204 294876 299624 301860 311148 313560 319449 327640 337077 345720 352213 352755 362232 368595 374530 376272 388935 393168 402480 414864 425932 434160 442314 449436 452790 466722 470340 491460 518580 532415 548797 561795 564408 589752 599248 603720 622296 627120 638898 655280 663471 674154 691440 704426 705510 724464 737190 749060 777870 851864 884628 898872 905580 933444 940680 958347 982920 1011231 1037160 1056639 1064830 1097594 1105785 1123590 1128816 1166805 1179504 1207440 1244592 1277796 1326942 1348308 1408852 1411020 1474380 1498120 1555740 1597245 1646391 1685385 1703728 1761065 1769256 1797744 1811160 1866888 1881360 1916694 1965840 2022462 2074320 2113278 2129660 2195188 2211570 2247180 2333610 2555592 2653884 2696616 2743985 2817704 2822040 2875041 2948760 2996240 3033693 3111480 3169917 3194490 3292782 3317355 3370770 3522130 3538512 3622320 3733776 3833388 4044924 4226556 4259320 4390376 4423140 4494360 4578769 4667220 4791735 4939173 5056155 5111184 5283195 5307768 5393232 5487970 5635408 5644080 5750082 5897520 6067386 6222960 6339834 6388980 6585564 6634710 6741540 7044260 7134361 7666776 8089848 8231955 8453112 8518640 8625123 8780752 8846280 8988720 9157538 9334440 9509751 9583470 9878346 10112310 10566390 10615536 10975940 11500164 12134772 12679668 12777960 13171128 13269420 13483080 13736307 14088520 14268722 14375205 14817519 15168465 15333552 15849585 16179696 16463910 16906224 17250246 17692560 18315076 18668880 19019502 19166940 19756692 20224620 21132780 21403083 21951880 22893845 23000328 23598271 24269544 24695865 25359336 25555920 26342256 26538840 26966160 27472614 28177040 28529253 28537444 28750410 29635038 30336930 31699170 32927820 34500492 35671805 36630152 38039004 38333880 39513384 40449240 41208921 42265560 42806166 43125615 43903760 44452557 45787690 46000656 47196542 47548755 48539088 49391730 50718672 53077680 54945228 57058506 57074888 57500820 59270076 60673860 63398340 64209249 65855640 68681535 69000984 70794813 71343610 73260304 74087595 76078008 76667760 79026768 80898480 82417842 84531120 85612332 86251230 88905114 91575380 94393084 95097510 98783460 107015415 109890456 114117012 114149776 115001640 117991355 118540152 121347720 123626763 126796680 128418498 131711280 137363070 138001968 141589626 142646265 142687220 148175190 152156016 164835684 171224664 172502460 177810228 183150760 188786168 190195020 192627747 197566920 206044605 212384439 214030830 219780912 222262785 228234024 230003280 235982710 237080304 242695440 247253526 253593360 256836996 274726140 283179252 285292530 285374440 296350380 306777523 321046245 329671368 342449328 345004920 353974065 355620456 366301520 370880289 377572336 380390040 385255494 395133840 412089210 424768878 428061660 444525570 456468048 471965420 494507052 513673992 549452280 566358504 570585060 570748880 577883241 592700760 613555046 618133815 637153317 642092490 659342736 690009840 707948130 711240912 741760578 760780080 770510988 824178420 849537756 856123320 889051140 920332569 943930840 963138735 989014104 1027347984 1061922195 1098904560 1132717008 1141170120 1155766482 1185401520 1227110092 1236267630 1274306634 1284184980 1415896260 1483521156 1533887615 1541021976 1648356840 1699075512 1712246640 1778102280 1840665138 1854401445 1887861680 1911459951 1926277470 1978028208 2123844390 2282340240 2311532964 2454220184 2472535260 2548613268 2568369960 2760997707 2831792520 2889416205 2967042312 3067775230 3082043952 3185766585 3296713680 3398151024 3556204560 3681330276 3708802890 3822919902 3852554940 4247688780 4601662845 4623065928 4908440368 4945070520 5097226536 5136739920 5521995414 5663585040 5778832410 5934084624 6135550460 6371533170 7362660552 7417605780 7645839804 7705109880 8282993121 8495377560 9203325690 9246131856 9557299755 9890141040 10194453072 11043990828 11557664820 12271100920 12743066340 13804988535 14725321104 14835211560 15291679608 15410219760 16565986242 16990755120 18406651380 19114599510 22087981656 23115329640 24542201840 24848979363 25486132680 27609977070 29670423120 30583359216 33131972484 36813302760 38229199020 41414965605 44175963312 46230659280 49697958726 50972265360 55219954140 66263944968 73626605520 76458398040 82829931210 99395917452 110439908280 124244896815 132527889936 152916796080 165659862420 198791834904 220879816560 248489793630 331319724840 397583669808 496979587260 662639449680 993959174520 1987918349040
• Sum of all divisors σ(n): 7722855038976
• Sum of proper divisors (its aliquot sum) s(n): 5734936689936
• 1987918349040 is an abundant number, because the sum of its proper divisors (5734936689936) is greater than itself. Its abundance is 3747018340896

Bases of 1987918349040

• Binary: 11100111011011001001010101100001011110000₂
• Hexadecimal: 0x1CED92AC2F0
• Base-36: PD8J9B00

Squares and roots of 1987918349040

• 1987918349040 squared (1987918349040²) is 3951819362449919268921600
• 1987918349040 cubed (1987918349040³) is 7855894222705748882755910853195264000
• The square root of 1987918349040 is 1409935.5832944993
• The cube root of 1987918349040 is 12573.7893645429

Scales and comparisons

• 1,987,918,349,040 seconds is equal to 63,209 years, 34 weeks, 5 hours, 24 minutes.
• To count from 1 to 1,987,918,349,040 would take you about one hundred fifty-eight thousand and twenty-four 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 1987918349040 cubic inches would be around 1047.8 feet tall.

Recreational maths with 1987918349040

• 1987918349040 backwards is 0409438197891
• The number of decimal digits it has is: 13
• The sum of 1987918349040's digits is 63
• More coming soon!