1995981380640

Names of 1995981380640

• Cardinal: 1995981380640 can be written as One trillion, nine hundred ninety-five billion, nine hundred eighty-one million, three hundred eighty thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.99598138064 × 10¹²

Factors of 1995981380640

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 331

Divisors of 1995981380640

• Number of divisors d(n): 1920
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 27 29 30 32 36 37 39 40 45 48 52 54 58 60 61 65 72 74 78 80 81 87 90 96 104 108 111 116 117 120 122 130 135 144 145 148 156 160 162 174 180 181 183 185 195 208 216 222 232 234 240 244 260 261 270 288 290 296 305 312 324 333 348 351 360 362 366 370 377 390 405 416 432 435 444 464 468 480 481 488 520 522 540 543 549 555 580 585 592 610 624 648 666 696 702 720 724 732 740 754 780 783 793 810 864 870 888 905 915 928 936 962 976 999 1040 1044 1053 1073 1080 1086 1098 1110 1131 1160 1170 1184 1220 1248 1296 1305 1332 1392 1404 1440 1443 1448 1464 1480 1508 1560 1566 1586 1620 1629 1647 1665 1740 1755 1769 1776 1810 1830 1872 1885 1924 1952 1998 2080 2088 2106 2146 2160 2172 2196 2220 2257 2262 2320 2340 2349 2353 2379 2405 2440 2592 2610 2664 2715 2745 2784 2808 2886 2896 2928 2960 2997 3016 3120 3132 3172 3219 3240 3258 3294 3330 3393 3480 3510 3538 3552 3620 3660 3744 3770 3848 3915 3965 3996 4176 4212 4292 4320 4329 4344 4392 4440 4514 4524 4640 4680 4698 4706 4758 4810 4880 4887 4941 4995 5220 5249 5265 5307 5328 5365 5430 5490 5616 5655 5772 5792 5856 5920 5994 6032 6240 6264 6344 6438 6480 6516 6588 6660 6697 6771 6786 6960 7020 7059 7076 7137 7215 7240 7320 7540 7696 7830 7930 7992 8145 8235 8352 8424 8584 8658 8688 8784 8845 8880 9028 9048 9360 9396 9412 9516 9620 9657 9760 9774 9882 9990 10179 10440 10498 10530 10614 10656 10730 10860 10980 11041 11232 11285 11310 11544 11745 11765 11895 11988 12064 12528 12688 12876 12960 12987 13032 13176 13320 13394 13542 13572 13920 13949 14040 14118 14152 14274 14430 14480 14640 14661 14985 15080 15392 15660 15747 15860 15921 15984 16095 16290 16470 16848 16965 17168 17316 17376 17568 17690 17760 18056 18096 18720 18792 18824 19032 19240 19314 19548 19764 19980 20091 20313 20358 20880 20996 21060 21177 21228 21411 21460 21645 21720 21960 22082 22570 22620 22997 23088 23490 23530 23790 23976 24435 24705 25056 25376 25752 25974 26064 26245 26352 26535 26640 26788 27084 27144 27898 28080 28236 28304 28548 28860 28960 28971 29280 29322 29341 29970 30160 30537 31320 31494 31720 31842 31968 32190 32580 32940 33123 33485 33696 33855 33930 34336 34632 35295 35380 35685 36112 36192 37584 37648 38064 38480 38628 38961 39096 39528 39960 40182 40626 40716 41760 41847 41992 42120 42354 42456 42822 42920 43290 43440 43920 44164 45140 45240 45994 46176 46980 47060 47241 47580 47763 47952 48285 48870 49410 50895 51504 51948 52128 52490 52704 53070 53280 53576 54168 54288 55205 55796 56160 56472 56608 57096 57720 57942 58644 58682 59940 60273 60320 60939 61074 62640 62988 63440 63531 63684 64233 64380 64935 65160 65453 65880 66246 66970 67710 67860 68237 68991 69264 69745 70590 70760 71370 72224 73305 75168 75296 76128 76960 77256 77922 78192 78735 79056 79605 79920 80364 81252 81432 83694 83984 84240 84708 84912 85644 85840 86580 86880 86913 87061 87840 88023 88328 90280 90480 91988 93960 94120 94482 95160 95526 95904 96570 97740 98820 99369 100455 101565 101790 103008 103896 104980 105885 106140 107055 107152 108336 108576 110410 111592 112944 114192 114985 115440 115884 117288 117364 119880 120546 121878 122148 125280 125541 125976 126880 127062 127368 128466 128760 129870 130320 130906 131760 132492 133940 135420 135720 136474 137982 138528 139490 141180 141520 141723 142740 143289 143533 144855 146610 146705 152685 154512 155844 156384 157470 158112 159210 159840 160728 162504 162864 165615 167388 167968 168480 169416 169824 171288 171680 173160 173826 174122 176046 176656 180560 180819 180960 182817 183976 187920 188240 188964 190320 190593 191052 193140 194213 194805 195480 196359 197640 198738 200910 203130 203580 204711 206973 207792 209235 209960 211770 212280 214110 214304 216672 220820 223184 225888 228384 229970 230880 231768 234576 234728 236205 238815 239760 241092 243756 244296 251082 251952 254124 254736 256932 257520 259740 260640 261183 261812 263520 264069 264984 267880 270840 271440 272948 275964 278980 282360 283040 283446 285480 286578 287066 289710 293220 293410 298107 301365 304695 305370 309024 311688 314940 317655 318420 320189 321165 321456 325008 325728 327265 331230 334776 338832 341185 342576 344955 346320 347652 348244 352092 353312 361120 361638 365634 367952 375840 376480 376623 377928 380640 381186 382104 386280 388426 389610 390960 392718 395280 397476 401820 406260 407160 408517 409422 413946 415584 418470 419920 423540 424560 425169 428220 430599 434565 435305 440115 441640 446368 459940 463536 469152 469456 472410 477630 479520 482184 487512 488592 496845 502164 503904 508248 509472 513864 515040 519480 522366 523624 528138 529968 535760 541680 542457 542880 545896 551928 557960 564720 566892 570960 573156 574132 579420 582639 586440 586820 589077 596214 602730 609390 610740 614133 620919 623376 627705 629880 635310 636840 640378 642330 642912 650016 654530 662460 669552 677664 682370 685152 689910 692640 695304 696488 704184 708615 716445 717665 723276 731268 735904 753246 755856 762372 764208 772560 776852 779220 781920 783549 785436 790560 792207 794952 803640 812520 814320 817034 818844 827892 836940 839840 847080 849120 850338 850889 856440 861198 869130 870610 880230 883280 894321 904095 914085 919880 927072 938912 944820 952965 955260 960567 964368 971065 975024 977184 981795 993690 1004328 1016496 1023555 1027728 1034865 1038960 1044732 1047248 1056276 1059936 1071520 1083360 1084914 1091792 1103856 1115920 1129440 1129869 1133784 1141920 1146312 1148264 1158840 1165278 1172880 1173640 1178154 1192428 1205460 1218780 1221480 1225551 1228266 1241838 1246752 1255410 1259760 1270620 1273680 1280756 1284660 1291797 1305915 1309060 1320345 1324920 1339104 1364740 1379820 1390608 1392976 1408368 1417230 1432890 1435330 1446552 1462536 1490535 1506492 1511712 1524744 1528416 1545120 1553704 1558440 1567098 1570872 1584414 1589904 1600945 1607280 1625040 1628640 1634068 1637688 1655784 1673880 1694160 1700676 1701778 1712880 1722396 1738260 1741220 1747917 1760460 1766560 1767231 1788642 1808190 1828170 1839760 1842399 1862757 1883115 1889640 1905930 1910520 1921134 1928736 1942130 1950048 1963590 1987380 2008656 2032992 2042585 2047110 2055456 2069730 2077920 2089464 2094496 2112552 2125845 2152995 2169828 2183584 2207712 2231840 2259738 2267568 2292624 2296528 2317680 2330556 2345760 2347280 2350647 2356308 2376621 2384856 2410920 2437560 2442960 2451102 2456532 2483676 2510820 2519520 2524769 2541240 2547360 2552667 2561512 2569320 2583594 2611830 2618120 2640690 2649840 2712285 2729480 2759640 2781216 2785952 2816736 2834460 2865780 2870660 2881701 2893104 2913195 2925072 2945385 2981070 3012984 3049488 3070665 3104595 3107408 3116880 3134196 3141744 3168828 3179808 3201890 3214560 3250080 3268136 3275376 3311568 3347760 3388320 3401352 3403556 3425760 3444792 3476520 3482440 3495834 3520920 3534462 3577284 3616380 3656340 3676653 3679520 3684798 3725514 3766230 3779280 3811860 3821040 3842268 3875391 3884260 3917745 3927180 3961035 3974760 4017312 4085170 4094220 4139460 4162457 4178928 4225104 4251690 4254445 4305990 4339656 4471605 4519476 4535136 4585248 4593056 4635360 4661112 4694560 4701294 4712616 4753242 4769712 4802835 4821840 4875120 4885920 4902204 4913064 4967352 5021640 5049538 5082480 5105334 5123024 5138640 5167188 5223660 5236240 5243751 5281380 5299680 5301693 5310721 5424570 5458960 5519280 5527197 5649345 5668920 5731560 5741320 5763402 5786208 5826390 5850144 5890770 5962140 6025968 6098976 6127755 6141330 6209190 6214816 6233760 6268392 6283488 6337656 6403780 6458985 6536272 6550752 6623136 6695520 6802704 6807112 6889584 6953040 6964880 6991668 7041840 7051941 7068924 7154568 7232760 7312680 7353306 7369596 7451028 7532460 7558560 7574307 7623720 7642080 7658001 7684536 7750782 7768520 7835490 7854360 7922070 7949520 8170340 8188440 8278920 8324914 8357856 8450208 8503380 8508890 8611980 8645103 8679312 8739585 8836155 8943210 9038952 9211995 9313785 9322224 9402588 9425232 9506484 9539424 9605670 9643680 9750240 9804408 9826128 9934704 10043280 10099076 10164960 10210668 10246048 10277280 10334376 10447320 10472480 10487502 10562760 10603386 10621442 10849140 10917920 11029959 11038560 11054394 11298690 11337840 11463120 11482640 11526804 11626173 11652780 11753235 11781540 11846993 11883105 11924280 12051936 12255510 12282660 12418380 12487371 12536784 12623845 12675312 12763335 12807560 12917970 13072544 13605408 13614224 13779168 13906080 13929760 13983336 14083680 14103882 14137848 14309136 14408505 14465520 14625360 14706612 14739192 14902056 15064920 15148614 15247440 15316002 15369072 15501564 15537040 15670980 15708720 15731253 15844140 15899040 15932163 16340680 16376880 16557840 16649828 17006760 17017780 17223960 17290206 17358624 17479170 17672310 17886420 18077904 18383265 18423990 18627570 18644448 18805176 18850464 19012968 19211340 19376955 19608816 19652256 19869408 20086560 20198152 20421336 20668752 20812285 20894640 20975004 21125520 21206772 21242884 21698280 22059918 22108788 22597380 22675680 22722921 22926240 22965280 22974003 23053608 23252346 23305560 23506470 23563080 23693986 23766210 23848560 24511020 24565320 24836760 24974742 25073568 25247690 25350624 25526670 25615120 25835940 25935309 26218755 26508465 26553605 27228448 27635985 27966672 28207764 28275696 28618272 28817010 28931040 29250720 29413224 29478384 29804112 30129840 30297228 30494880 30632004 30738144 31003128 31074080 31341960 31417440 31462506 31688280 31864326 32681360 32753760 33089877 33115680 33299656 34013520 34035560 34447920 34580412 34958340 35259705 35344620 35540979 35772840 36155808 36766530 36847980 37255140 37462113 37610352 37871535 38025936 38290005 38422680 38753910 39217632 40396304 40842672 41337504 41624570 41789280 41950008 42251040 42413544 42485768 43225515 43396560 44119836 44217576 45194760 45445842 45948006 46107216 46504692 46611120 47012940 47126160 47387972 47532420 47697120 47796489 49022040 49130640 49673520 49949484 50495380 51053340 51230240 51671880 51870618 52437510 53016930 53107210 55149795 55271970 55933344 56415528 56551392 57634020 58130865 58826448 58956768 59234965 59608224 60259680 60594456 61264008 62006256 62436855 62683920 62925012 63376560 63728652 65362720 66179754 66599312 68027040 68071120 68168763 68895840 68922009 69160824 69916680 70519410 70689240 71081958 71545680 73533060 73695960 74510280 74924226 75220704 75743070 76051872 76580010 76845360 77507820 78656265 79660815 80792608 81685344 83249140 83900016 84827088 84971536 86451030 86793120 88239672 88435152 90389520 90891684 91896012 92214432 93009384 93222240 94025880 94252320 94775944 95064840 95592978 98044080 98261280 99347040 99898968 100990760 102106680 103343760 103741236 104875020 106033860 106214420 106622937 110299590 110543940 112386339 112831056 113614605 114870015 115268040 116261730 117652896 118469930 121188912 122528016 124012512 124873710 125367840 125850024 126753120 127457304 129676545 132359508 133198624 136142240 136337526 137844018 138321648 139833360 141038820 141378480 142163916 143091360 143389467 147066120 147391920 149020560 149848452 151486140 153160020 153690720 154010909 155015640 157312530 159321630 165449385 166498280 167800032 169654176 169943072 172902060 176479344 176870304 177704895 180779040 181783368 183792024 186018768 187310565 188051760 189551888 190129680 191185956 196088160 199797936 201981520 204213360 204506289 206687520 207482472 209750040 212067720 212428840 213245874 220599180 221087880 224772678 225662112 227229210 229740030 230536080 232523460 236939860 238982445 242377824 245056032 249747420 251700048 254914608 259353090 264719016 272675052 275688036 276643296 279666720 282077640 282756960 284327832 286778934 294132240 294783840 298041120 299696904 302972280 306320040 308021818 310031280 314625060 318643260 319868811 330898770 332996560 337159017 340843815 344610045 345804120 352958688 355409790 363566736 367584048 372037536 374621130 376103520 379103776 380259360 382371912 399595872 403963040 408426720 409012578 414964944 419500080 424135440 424857680 426491748 430168401 441198360 442175760 449545356 454458420 459480060 461072160 462032727 465046920 473879720 477964890 499494840 503400096 509829216 518706180 529438032 533114685 545350104 551376072 561931695 564155280 568655664 573557868 588264480 599393808 605944560 612640080 616043636 620062560 629250120 637286520 639737622 661797540 665993120 674318034 681687630 689220090 691608240 710819580 716947335 727133472 735168096 749242260 764743824 770054545 818025156 829929888 839000160 848270880 849715360 852983496 860336802 882396720 884351520 899090712 908916840 918960120 924065454 930093840 947759440 955929780 959606433 998989680 1022531445 1037412360 1058876064 1066229370 1090700208 1102752144 1123863390 1128310560 1137311328 1147115736 1198787616 1211889120 1225280160 1232087272 1258500240 1274573040 1279475244 1323595080 1348636068 1363375260 1378440180 1383216480 1386098181 1421639160 1433894670 1498484520 1529487648 1540109090 1599344055 1636050312 1685795085 1705966992 1720673604 1764793440 1798181424 1817833680 1837920240 1848130908 1860187680 1895518880 1911859560 1919212866 1997979360 2045062890 2074824720 2132458740 2150842005 2181400416 2205504288 2247726780 2294231472 2310163635 2464174544 2517000480 2549146080 2558950488 2647190160 2697272136 2726750520 2756880360 2772196362 2843278320 2867789340 2996969040 3080218180 3198688110 3272100624 3371590170 3411933984 3441347208 3596362848 3635667360 3675840480 3696261816 3823719120 3838425732 4090125780 4149649440 4158294543 4264917480 4301684010 4495453560 4588462944 4620327270 4798032165 4928349088 5117900976 5294380320 5394544272 5453501040 5513760720 5544392724 5686556640 5735578680 5993938080 6160436360 6397376220 6544201248 6743180340 6882694416 6930490905 7392523632 7647438240 7676851464 8180251560 8316589086 8529834960 8603368020 8990907120 9240654540 9596064330 10235801952 10789088544 10907002080 11027521440 11088785448 11471157360 12320872720 12474883629 12794752440 13486360680 13765388832 13860981810 14785047264 15353702928 16360503120 16633178172 17059669920 17206736040 17981814240 18481309080 19192128660 20791472715 22177570896 22942314720 24641745440 24949767258 25589504880 26972721360 27721963620 30707405856 32721006240 33266356344 34413472080 36962618160 38384257320 41582945430 44355141792 49899534516 51179009760 53945442720 55443927240 62374418145 66532712688 68826944160 73925236320 76768514640 83165890860 99799069032 110887854480 124748836290 133065425376 153537029280 166331781720 199598138064 221775708960 249497672580 332663563440 399196276128 498995345160 665327126880 997990690320 1995981380640
• Sum of all divisors σ(n): 8237077168320
• Sum of proper divisors (its aliquot sum) s(n): 6241095787680
• 1995981380640 is an abundant number, because the sum of its proper divisors (6241095787680) is greater than itself. Its abundance is 4245114407040

Bases of 1995981380640

• Binary: 11101000010111001110000101101110000100000₂
• Hexadecimal: 0x1D0B9C2DC20
• Base-36: PGXVS200

Squares and roots of 1995981380640

• 1995981380640 squared (1995981380640²) is 3983941671861560566809600
• 1995981380640 cubed (1995981380640³) is 7951873398591467499085606368006144000
• The square root of 1995981380640 is 1412792.0514498941
• The cube root of 1995981380640 is 12590.7662688577

Scales and comparisons

• 1,995,981,380,640 seconds is equal to 63,466 years, 1 week, 5 days, 8 hours, 24 minutes.
• To count from 1 to 1,995,981,380,640 would take you about one hundred fifty-eight thousand, six hundred sixty-five 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 1995981380640 cubic inches would be around 1049.2 feet tall.

Recreational maths with 1995981380640

• 1995981380640 backwards is 0460831895991
• The number of decimal digits it has is: 13
• The sum of 1995981380640's digits is 63
• More coming soon!