81480313200

Names of 81480313200

• Cardinal: 81480313200 can be written as Eighty-one billion, four hundred eighty million, three hundred thirteen thousand, two hundred.

Scientific notation

• Scientific notation: 8.14803132 × 10¹⁰

Factors of 81480313200

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 135

Divisors of 81480313200

• Number of divisors d(n): 1440
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 13 15 16 17 20 22 24 25 26 30 31 33 34 39 40 44 48 50 51 52 53 55 60 62 65 66 68 75 78 80 85 88 93 100 102 104 106 110 120 124 130 132 136 143 150 155 156 159 165 170 176 186 187 195 200 204 208 212 220 221 240 248 255 260 264 265 272 275 286 289 300 310 312 318 325 330 340 341 372 374 390 400 403 408 424 425 429 440 442 465 496 510 520 527 528 530 550 561 572 578 583 600 620 624 636 650 660 663 680 682 689 715 744 748 775 780 795 806 816 825 848 850 858 867 880 884 901 930 935 975 1020 1023 1040 1054 1060 1100 1105 1122 1144 1156 1166 1200 1209 1240 1272 1275 1300 1320 1325 1326 1360 1364 1378 1430 1445 1488 1496 1550 1560 1581 1590 1612 1643 1650 1700 1705 1716 1734 1749 1768 1802 1860 1870 1950 2015 2040 2046 2067 2108 2120 2145 2200 2210 2244 2288 2312 2325 2332 2418 2431 2480 2544 2550 2600 2635 2640 2650 2652 2703 2728 2756 2805 2860 2890 2915 2992 3100 3120 3162 3179 3180 3224 3286 3300 3315 3400 3410 3432 3445 3468 3498 3536 3575 3604 3720 3740 3757 3900 3975 4030 4080 4092 4134 4216 4240 4290 4335 4400 4420 4433 4488 4505 4624 4650 4664 4675 4836 4862 4929 5100 5115 5200 5270 5300 5304 5406 5456 5512 5525 5610 5720 5780 5797 5830 6045 6200 6324 6358 6360 6448 6572 6600 6630 6800 6820 6851 6864 6890 6936 6996 7150 7208 7225 7293 7440 7480 7514 7579 7800 7905 7950 8060 8184 8215 8268 8432 8525 8580 8670 8745 8840 8866 8959 8976 9010 9300 9328 9350 9537 9672 9724 9858 9911 10075 10200 10230 10335 10540 10600 10608 10725 10812 11024 11050 11220 11271 11440 11560 11594 11660 11713 12090 12155 12400 12648 12716 12720 13144 13175 13200 13260 13299 13515 13640 13702 13780 13872 13992 14025 14300 14416 14450 14575 14586 14960 15028 15158 15317 15600 15810 15895 15900 16120 16368 16430 16536 16575 17050 17160 17225 17340 17391 17490 17680 17732 17918 18020 18073 18600 18700 18785 19074 19344 19448 19716 19822 20150 20400 20460 20553 20670 21080 21200 21359 21450 21624 21675 22100 22165 22440 22525 22542 22737 23120 23188 23320 23426 24180 24310 24645 25296 25432 25575 26288 26350 26520 26598 26877 27030 27280 27404 27560 27931 27984 28050 28600 28900 28985 29150 29172 29733 30056 30225 30316 30634 31620 31790 31800 32240 32860 33072 33150 34100 34255 34320 34450 34680 34782 34980 35139 35464 35836 36040 36146 36465 37200 37400 37570 37895 38148 38896 39432 39525 39644 40300 40920 41075 41106 41327 41340 42160 42718 42900 43248 43350 43725 44200 44330 44795 44880 45050 45084 45474 45951 46376 46640 46852 47685 48360 48620 49290 49555 50864 51150 51675 52700 53040 53196 53754 54060 54219 54808 55120 55862 56100 56355 57200 57800 57970 58300 58344 58565 59466 60112 60450 60632 60775 61268 63240 63580 63600 64077 65720 66300 66495 67575 68200 68510 68900 69360 69564 69960 70278 70928 71672 72080 72292 72930 74800 75140 75361 75790 76296 76585 78864 79050 79288 79475 80600 81840 82150 82212 82654 82680 83793 85436 85800 86700 86955 87450 88400 88660 89590 90100 90168 90365 90948 91902 92752 93704 93925 95370 96720 97240 98549 98580 99110 102300 102765 103350 105400 106392 106795 107508 108120 108438 109616 110825 111724 112200 112710 113685 115600 115940 116467 116600 116688 117130 118932 120900 121264 121550 122536 123225 123981 126480 127160 128154 128843 131440 132600 132990 134385 135150 136400 137020 137800 139128 139655 139920 140556 143344 144584 144925 145860 148665 150280 150722 151580 152592 153170 158100 158576 158950 161200 164300 164424 165308 165360 167586 168487 170872 171275 171600 173400 173910 174900 175695 177320 179180 180200 180336 180730 181896 182325 183804 187408 187850 189475 190740 194480 197098 197160 198220 199121 204600 205530 206635 206700 210800 212784 213590 215016 216240 216876 221650 223448 223975 224400 225420 226083 227370 229755 231880 232934 233200 234260 234949 237864 238425 241800 243100 245072 246450 247775 247962 254320 256308 257686 265200 265980 268770 270300 271095 274040 275600 278256 279310 281112 281775 289168 289850 291720 292825 295647 297330 300560 301444 303160 306340 307241 316200 317900 320385 328600 328848 330616 332475 335172 336974 341744 342550 346800 347820 349401 349800 351390 354640 358360 360400 361460 363103 363792 364650 367608 375700 376805 378950 381480 382925 386529 394196 394320 396440 398242 409200 411060 413270 413400 418965 427180 430032 433752 434775 443300 446896 447950 450840 451825 452166 454740 459510 463760 465868 468520 469898 474827 475728 476850 483600 486200 492745 492900 495550 495924 505461 512616 513825 515372 531960 533975 537540 540600 542190 548080 558620 562224 563550 568425 579700 582335 583440 585650 591294 594660 597363 602888 606320 612680 614482 619905 632400 635800 640770 644215 657200 661232 664950 670344 671925 673948 685100 695640 698275 698802 699600 702780 704847 716720 722920 726206 729300 735216 743325 751400 753610 757900 762960 765850 773058 788392 792880 796484 822120 826540 826800 837930 842435 854360 867504 869550 878475 886600 895900 901680 903650 904332 909480 919020 921723 931736 937040 939796 949654 953700 972400 985490 985800 991100 991848 995605 1010922 1025232 1027650 1030744 1033175 1063920 1067950 1075080 1081200 1084380 1089309 1117240 1127100 1130415 1136850 1148775 1159400 1164670 1171300 1174745 1182588 1189320 1194726 1205776 1225360 1228964 1239810 1271600 1281137 1281540 1288430 1329900 1340688 1343850 1347896 1355475 1370200 1391280 1396550 1397604 1405560 1409694 1424481 1445840 1452412 1458600 1478235 1486650 1502800 1507220 1515800 1531700 1536205 1546116 1576784 1592968 1601925 1644240 1653080 1675860 1684870 1708720 1739100 1747005 1756950 1773200 1791800 1807300 1808664 1815515 1818960 1838040 1843446 1863472 1879592 1884025 1899308 1907400 1932645 1970980 1971600 1982200 1983696 1991210 2021844 2055300 2061488 2066350 2094825 2135900 2150160 2168760 2178618 2190331 2234480 2254200 2260830 2273700 2297550 2318800 2329340 2342600 2349490 2365176 2374135 2378640 2389452 2457928 2463725 2479620 2527305 2562274 2563080 2576860 2659800 2687700 2695792 2710950 2740400 2793100 2795208 2811120 2819388 2848962 2904824 2911675 2917200 2956470 2973300 2986815 3014440 3031600 3063400 3072410 3092232 3099525 3185936 3203850 3221075 3306160 3351720 3369740 3478200 3494010 3513900 3524235 3583600 3614600 3617328 3631030 3676080 3686892 3759184 3768050 3798616 3814800 3843411 3865290 3941960 3964400 3982420 3994133 4043688 4110600 4132700 4189650 4212175 4271800 4337520 4357236 4380662 4508400 4521660 4547400 4595100 4608615 4658680 4685200 4698980 4730352 4748270 4778904 4915856 4927450 4959240 4978025 5054610 5124548 5126160 5153720 5223097 5319600 5375400 5421900 5446545 5586200 5590416 5638776 5652075 5697924 5809648 5823350 5873725 5912940 5946600 5973630 6028880 6126800 6144820 6172751 6184464 6199050 6405685 6407700 6442150 6570993 6703440 6739480 6956400 6988020 7027800 7048470 7122405 7229200 7262060 7373784 7391175 7536100 7597232 7681025 7686822 7730580 7883920 7964840 7988266 8087376 8221200 8265400 8379300 8424350 8543600 8714472 8735025 8761324 9043320 9077575 9094800 9190200 9217230 9317360 9397960 9496540 9557808 9663225 9854900 9918480 9956050 10109220 10249096 10307440 10446194 10750800 10843800 10893090 10951655 11172400 11277552 11304150 11395848 11646700 11747450 11825880 11870675 11893200 11947260 11982399 12289640 12345502 12398100 12636525 12811370 12815400 12884300 13141986 13478960 13976040 14055600 14096940 14244810 14524120 14747568 14782350 14934075 15072200 15362050 15373644 15461160 15669291 15929680 15976532 16530800 16758600 16848700 17428944 17470050 17522648 17621175 18086640 18155150 18380400 18434460 18518253 18795920 18993080 19217055 19326450 19709800 19912100 19970665 20218440 20498192 20892388 21687600 21786180 21903310 22608300 22791696 23043075 23293400 23494900 23651760 23741350 23894520 23964798 24579280 24691004 24796200 25273050 25622740 25630800 25768600 26115485 26283972 27232725 27952080 28193880 28489620 29048240 29564700 29868150 30144400 30724100 30747288 30863755 30922320 31338582 31953064 32028425 32854965 33517200 33697400 34940100 35045296 35242350 35612025 36310300 36868920 37036506 37986160 38434110 38652900 39419600 39824200 39941330 40436880 41784776 43572360 43806620 45216600 46086150 46586800 46989800 47482700 47789040 47929596 49382008 49592400 50546100 51245480 51537200 52230970 52567944 54465450 54758275 56387760 56979240 59129400 59736300 59911995 61448200 61494576 61727510 62677164 63906128 64056850 65709930 67394800 67900261 69880200 70484700 71224050 72620600 73737840 74073012 76868220 77305800 78346455 79648400 79882660 83569552 87144720 87613240 90433200 92172300 92591265 93979600 94965400 95859192 96085275 98764016 99853325 101092200 102490960 104461940 105135888 108930900 109516550 113958480 118258800 119472600 119823990 122896400 123455020 125354328 128113700 130577425 131419860 135800522 139760400 140969400 142448100 145241200 148146024 153736440 154318775 154611600 156692910 159765320 164274825 175226480 184344600 185182530 189930800 191718384 192170550 199706650 202184400 203700783 208923880 217861800 219033100 238945200 239647980 246910040 250708656 256227400 261154850 262839720 271601044 281938800 284896200 296292048 299559975 307472880 308637550 313385820 319530640 328549650 339501305 368689200 370365060 384341100 391732275 399413300 407401566 417847760 435723600 438066200 462956325 479295960 493820080 512454800 522309700 525679440 543202088 569792400 599119950 617275100 626771640 657099300 679002610 740730120 768682200 783464550 798826600 814803132 876132400 925912650 958591920 1018503915 1044619400 1086404176 1198239900 1234550200 1253543280 1314198600 1358005220 1481460240 1537364400 1566929100 1597653200 1629606264 1697506525 1851825300 2037007830 2089238800 2396479800 2469100400 2628397200 2716010440 3133858200 3259212528 3395013050 3703650600 4074015660 4792959600 5092519575 5432020880 6267716400 6790026100 7407301200 8148031320 10185039150 13580052200 16296062640 20370078300 27160104400 40740156600 81480313200
• Sum of all divisors σ(n): 342590072832
• Sum of proper divisors (its aliquot sum) s(n): 261109759632
• 81480313200 is an abundant number, because the sum of its proper divisors (261109759632) is greater than itself. Its abundance is 179629446432

Bases of 81480313200

• Binary: 1001011111000100110101110100101110000₂
• Hexadecimal: 0x12F89AE970
• Base-36: 11FJ9W1C

Squares and roots of 81480313200

• 81480313200 squared (81480313200²) is 6639041439170094240000
• 81480313200 cubed (81480313200³) is 540951175811358026748715968000000
• The square root of 81480313200 is 285447.5664636151
• The cube root of 81480313200 is 4335.2841028721

Scales and comparisons

• 81,480,313,200 seconds is equal to 2,590 years, 42 weeks, 5 days, 4 hours, 20 minutes.
• To count from 1 to 81,480,313,200 would take you about five thousand, one hundred eighty-one 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 81480313200 cubic inches would be around 361.3 feet tall.

Recreational maths with 81480313200

• 81480313200 backwards is 00231308418
• 81480313200 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 81480313200's digits is 30
• More coming soon!