981338641920

Names of 981338641920

• Cardinal: 981338641920 can be written as Nine hundred eighty-one billion, three hundred thirty-eight million, six hundred forty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 9.8133864192 × 10¹¹

Factors of 981338641920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 7764

Divisors of 981338641920

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 28 30 32 35 36 39 40 42 45 48 52 56 60 61 63 64 65 70 72 78 80 84 90 91 96 104 105 112 117 120 122 126 128 130 140 144 156 160 168 180 182 183 192 195 208 210 224 234 240 244 252 256 260 273 280 288 305 312 315 320 336 360 364 366 384 390 416 420 427 448 455 468 480 488 504 512 520 546 549 560 576 585 610 624 630 640 672 720 728 732 768 780 793 819 832 840 854 896 910 915 936 960 976 1008 1040 1092 1098 1120 1152 1170 1220 1248 1260 1280 1281 1344 1365 1440 1456 1464 1536 1560 1586 1638 1664 1680 1708 1792 1820 1830 1872 1920 1952 2016 2080 2135 2184 2196 2240 2304 2340 2379 2440 2496 2520 2560 2562 2688 2730 2745 2880 2912 2928 3120 3172 3276 3328 3360 3416 3584 3640 3660 3744 3840 3843 3904 3965 4032 4095 4160 4270 4368 4392 4480 4608 4680 4758 4880 4992 5040 5124 5376 5460 5490 5551 5760 5824 5856 6240 6344 6405 6552 6656 6720 6832 7137 7280 7320 7488 7673 7680 7686 7808 7930 8064 8190 8320 8540 8736 8784 8960 9360 9516 9760 9984 10080 10248 10752 10920 10980 11102 11520 11648 11712 11895 12480 12688 12810 13104 13440 13664 14274 14560 14640 14976 15346 15372 15616 15860 16128 16380 16640 16653 17080 17472 17568 17920 18720 19032 19215 19520 19968 20160 20496 21840 21960 22204 23019 23040 23296 23424 23790 24960 25376 25620 26208 26880 27328 27755 28548 29120 29280 29952 30692 30744 31232 31720 32256 32760 33280 33306 34160 34944 35136 35685 37440 38064 38365 38430 39040 40320 40992 43680 43920 44408 46038 46592 46848 47580 49920 49959 50752 51240 52416 53711 53760 54656 55510 57096 58240 58560 59904 61384 61488 63440 65520 66612 68320 69057 69888 70272 71370 74880 76128 76730 76860 78080 80640 81984 83265 87360 87840 88816 92076 93696 95160 99749 99840 99918 101504 102480 104832 107422 109312 111020 114192 115095 116480 117120 122768 122976 126880 131040 133224 136640 138114 139776 140544 142740 149760 152256 153460 153720 156160 161133 161280 163968 166530 174720 175680 177632 184152 190320 199498 199836 203008 204960 209664 214844 218624 222040 228384 230190 232960 234240 245536 245952 249795 253760 262080 266448 268555 273280 276228 281088 285480 299247 299520 304512 306920 307440 322266 327936 333060 345285 349440 351360 355264 368304 380640 398996 399672 406016 409920 419328 429688 444080 456768 460380 468053 468480 483399 491072 491904 498745 499590 507520 524160 532896 537110 546560 552456 570960 598494 609024 613840 614880 644532 655872 666120 690570 698243 698880 702720 710528 736608 761280 797992 799344 805665 819840 859376 888160 897741 913536 920760 936106 966798 982144 983808 997490 999180 1015040 1048320 1065792 1074220 1093120 1104912 1141920 1196988 1218048 1227680 1229760 1289064 1332240 1381140 1396486 1404159 1405440 1421056 1473216 1496235 1522560 1595984 1598688 1611330 1639680 1718752 1776320 1795482 1827072 1841520 1872212 1933596 1964288 1967616 1994980 1998360 2030080 2094729 2096640 2131584 2148440 2209824 2283840 2340265 2393976 2416995 2455360 2459520 2578128 2664480 2762280 2792972 2808318 2842112 2946432 2992470 3045120 3191968 3197376 3222660 3276371 3279360 3437504 3491215 3552640 3590964 3654144 3683040 3744424 3867192 3928576 3989960 3996720 4189458 4212477 4263168 4296880 4419648 4488705 4567680 4680530 4787952 4833990 4910720 4919040 5156256 5328960 5524560 5585944 5616636 5892864 5984940 6084689 6090240 6284187 6383936 6394752 6445320 6552742 6875008 6982430 7020795 7105280 7181928 7366080 7488848 7734384 7979920 7993440 8378916 8424954 8526336 8593760 8839296 8977410 9135360 9361060 9575904 9667980 9821440 9829113 9838080 10312512 10473645 10657920 11049120 11171888 11233272 11785728 11969880 12169378 12568374 12767872 12789504 12890640 13105484 13750016 13964860 14041590 14210560 14363856 14732160 14977696 15468768 15959840 15986880 16381855 16757832 16849908 17187520 17678592 17954820 18254067 18270720 18722120 19151808 19335960 19642880 19658226 20625024 20947290 21062385 21315840 22098240 22343776 22466544 23939760 24338756 25136748 25535744 25579008 25781280 26210968 27500032 27929720 28083180 28727712 29464320 29487339 29955392 30423445 30937536 31420935 31919680 31973760 32763710 33515664 33699816 34375040 35357184 35909640 36508134 37444240 38303616 38671920 39316452 41250048 41894580 42124770 42592823 42631680 44196480 44687552 44933088 47879520 48677512 49145565 50273496 51071488 51562560 52421936 54762201 55859440 56166360 57455424 58928640 58974678 59910784 60846890 61875072 62841870 63839360 63947520 65527420 67031328 67399632 68750080 71819280 73016268 74888480 76607232 77343840 78632904 82500096 83789160 84249540 85185646 88392960 89375104 89866176 91270335 95759040 97355024 98291130 100546992 103125120 104843872 109524402 111718880 112332720 114910848 117949356 119821568 121693780 123750144 125683740 127678720 127778469 127895040 131054840 134062656 134799264 137500160 143638560 146032536 147436695 149776960 153214464 154687680 157265808 167578320 168499080 170371292 176785920 178750208 179732352 182540670 191518080 194710048 196582260 201093984 206250240 209687744 212964115 219048804 223437760 224665440 229821696 235898712 239643136 243387560 247500288 251367480 255357440 255556938 262109680 268125312 269598528 273811005 287277120 292065072 294873390 299553920 309375360 314531616 335156640 336998160 340742584 357500416 359464704 365081340 383036160 383335407 389420096 393164520 402187968 412500480 419375488 425928230 438097608 446875520 449330880 459643392 471797424 486775120 502734960 511113876 524219360 536250624 539197056 547622010 574554240 584130144 589746780 599107840 618750720 629063232 638892345 670313280 673996320 681485168 718929408 730162680 766072320 766670814 778840192 786329040 804375936 838750976 851856460 876195216 893751040 898661760 943594848 973550240 1005469920 1022227752 1048438720 1072501248 1078394112 1095244020 1149108480 1168260288 1179493560 1198215680 1237501440 1258126464 1277784690 1340626560 1347992640 1362970336 1460325360 1533341628 1557680384 1572658080 1608751872 1677501952 1703712920 1752390432 1787502080 1797323520 1887189696 1916677035 1947100480 2010939840 2044455504 2096877440 2156788224 2190488040 2298216960 2336520576 2358987120 2516252928 2555569380 2681253120 2695985280 2725940672 2920650720 3066683256 3115360768 3145316160 3217503744 3407425840 3504780864 3594647040 3774379392 3833354070 3894200960 4021879680 4088911008 4193754880 4380976080 4673041152 4717974240 5032505856 5111138760 5362506240 5391970560 5451881344 5841301440 6133366512 6290632320 6814851680 7009561728 7548758784 7666708140 7788401920 8043759360 8177822016 8387509760 8761952160 9346082304 9435948480 10222277520 10783941120 10903762688 11682602880 12266733024 12581264640 13629703360 14019123456 15097517568 15333416280 15576803840 16087518720 16355644032 17523904320 18871896960 20444555040 21807525376 23365205760 24533466048 25162529280 27259406720 28038246912 30666832560 32711288064 35047808640 37743793920 40889110080 46730411520 49066932096 54518813440 61333665120 65422576128 70095617280 75487587840 81778220160 98133864192 109037626880 122667330240 140191234560 163556440320 196267728384 245334660480 327112880640 490669320960 981338641920
• Sum of all divisors σ(n): 4252083099264
• Sum of proper divisors (its aliquot sum) s(n): 3270744457344
• 981338641920 is an abundant number, because the sum of its proper divisors (3270744457344) is greater than itself. Its abundance is 2289405815424

Bases of 981338641920

• Binary: 1110010001111100010101110101011000000000₂
• Hexadecimal: 0xE47C575600
• Base-36: CITJOU80

Squares and roots of 981338641920

• 981338641920 squared (981338641920²) is 963025530125389981286400
• 981338641920 cubed (981338641920³) is 945054165867538251545969990565888000
• The square root of 981338641920 is 990625.3792024511
• The cube root of 981338641920 is 9937.4044705757

Scales and comparisons

• 981,338,641,920 seconds is equal to 31,203 years, 27 weeks, 5 days, 3 hours, 12 minutes.
• To count from 1 to 981,338,641,920 would take you about sixty-two thousand, four hundred seven 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 981338641920 cubic inches would be around 828.1 feet tall.

Recreational maths with 981338641920

• 981338641920 backwards is 029146833189
• The number of decimal digits it has is: 12
• The sum of 981338641920's digits is 54
• More coming soon!