81430272000

Names of 81430272000

• Cardinal: 81430272000 can be written as Eighty-one billion, four hundred thirty million, two hundred seventy-two thousand.

Scientific notation

• Scientific notation: 8.1430272 × 10¹⁰

Factors of 81430272000

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 45

Divisors of 81430272000

• Number of divisors d(n): 2304
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 17 18 20 21 22 24 25 27 28 30 32 33 34 35 36 40 42 44 45 48 50 51 54 55 56 60 63 64 66 68 70 72 75 77 80 81 84 85 88 90 96 99 100 102 105 108 110 112 119 120 125 126 128 132 135 136 140 144 150 153 154 160 162 165 168 170 175 176 180 187 189 192 198 200 204 210 216 220 224 225 231 238 240 243 250 252 255 256 264 270 272 275 280 288 297 300 306 308 315 320 324 330 336 340 350 352 357 360 374 375 378 384 385 396 400 405 408 420 425 432 440 448 450 459 462 476 480 486 495 500 504 510 512 525 528 540 544 550 560 561 567 576 594 595 600 612 616 630 640 648 660 672 675 680 693 700 704 714 720 748 750 756 765 768 770 792 800 810 816 825 840 850 864 875 880 891 896 900 918 924 935 945 952 960 972 990 1000 1008 1020 1024 1050 1056 1071 1080 1088 1100 1120 1122 1125 1134 1152 1155 1188 1190 1200 1215 1224 1232 1260 1275 1280 1296 1309 1320 1344 1350 1360 1375 1377 1386 1400 1408 1428 1440 1485 1496 1500 1512 1530 1536 1540 1575 1584 1600 1620 1632 1650 1680 1683 1700 1701 1728 1750 1760 1782 1785 1792 1800 1836 1848 1870 1890 1904 1920 1925 1944 1980 2000 2016 2025 2040 2048 2079 2100 2112 2125 2142 2160 2176 2200 2240 2244 2250 2268 2295 2304 2310 2376 2380 2400 2430 2448 2464 2475 2520 2550 2560 2592 2618 2625 2640 2673 2688 2700 2720 2750 2754 2772 2800 2805 2816 2835 2856 2880 2970 2975 2992 3000 3024 3060 3072 3080 3150 3168 3200 3213 3240 3264 3300 3360 3366 3375 3400 3402 3456 3465 3500 3520 3564 3570 3584 3600 3672 3696 3740 3780 3808 3825 3840 3850 3888 3927 3960 4000 4032 4050 4080 4125 4131 4158 4200 4224 4250 4284 4320 4352 4400 4455 4480 4488 4500 4536 4590 4608 4620 4675 4725 4752 4760 4800 4860 4896 4928 4950 5040 5049 5100 5120 5184 5236 5250 5280 5346 5355 5376 5400 5440 5500 5508 5544 5600 5610 5632 5670 5712 5760 5775 5940 5950 5984 6000 6048 6075 6120 6144 6160 6237 6300 6336 6375 6400 6426 6480 6528 6545 6600 6720 6732 6750 6800 6804 6885 6912 6930 7000 7040 7128 7140 7168 7200 7344 7392 7425 7480 7560 7616 7650 7680 7700 7776 7854 7875 7920 8000 8064 8100 8160 8250 8262 8316 8400 8415 8448 8500 8505 8568 8640 8704 8800 8910 8925 8960 8976 9000 9072 9180 9216 9240 9350 9450 9504 9520 9600 9625 9639 9720 9792 9856 9900 10080 10098 10125 10200 10240 10368 10395 10472 10500 10560 10692 10710 10752 10800 10880 11000 11016 11088 11200 11220 11264 11340 11424 11475 11520 11550 11781 11880 11900 11968 12000 12096 12150 12240 12320 12375 12474 12600 12672 12750 12800 12852 12960 13056 13090 13200 13365 13440 13464 13500 13600 13608 13770 13824 13860 14000 14025 14080 14175 14256 14280 14336 14400 14688 14784 14850 14875 14960 15120 15147 15232 15300 15360 15400 15552 15708 15750 15840 16000 16065 16128 16200 16320 16500 16524 16632 16800 16830 16896 17000 17010 17136 17280 17325 17408 17600 17820 17850 17920 17952 18000 18144 18360 18432 18480 18700 18711 18900 19008 19040 19125 19200 19250 19278 19440 19584 19635 19712 19800 20160 20196 20250 20400 20655 20736 20790 20944 21000 21120 21384 21420 21504 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51408 51840 51975 52224 52360 52800 53460 53550 53760 53856 54000 54400 54432 55080 55296 55440 56000 56100 56320 56700 57024 57120 57375 57600 57750 57834 58752 58905 59136 59400 59500 59840 60480 60588 60750 60928 61200 61600 62208 62370 62832 63000 63360 64000 64260 64512 64800 65280 65450 66000 66096 66528 66825 67200 67320 67584 68000 68040 68544 68850 69120 69300 70125 70400 70686 70875 71280 71400 71680 71808 72000 72576 73440 73920 74250 74800 74844 75600 75735 76032 76160 76500 76800 77000 77112 77760 78336 78540 78848 79200 80325 80640 80784 81000 81600 82620 82944 83160 83776 84000 84150 84480 85050 85536 85680 86400 86625 87040 88000 88128 88704 89100 89250 89600 89760 90720 90882 91392 91800 92160 92400 93500 93555 94248 94500 95040 95200 95744 96000 96390 96768 97200 97920 98175 98560 99000 99792 100800 100980 101376 102000 102816 103275 103680 103950 104448 104720 105600 106029 106920 107100 107520 107712 108000 108800 108864 110160 110880 111375 112000 112200 112640 113400 114048 114240 114750 115200 115500 115668 117504 117810 118272 118800 119000 119680 120960 121176 121500 121856 122400 123200 124416 124740 125664 126000 126225 126720 128000 128520 129024 129600 130560 130900 132000 132192 133056 133650 133875 134400 134640 136000 136080 137088 137700 138240 138600 140250 140800 141372 141750 142560 142800 143616 144000 144585 145152 146880 147840 148500 149600 149688 151200 151470 152064 152320 153000 153600 154000 154224 155520 155925 156672 157080 157696 158400 160650 161280 161568 162000 163200 163625 165240 165888 166320 167552 168000 168300 168960 170100 171072 171360 172125 172800 173250 174080 176000 176256 176715 177408 178200 178500 179200 179520 181440 181764 182784 183600 184800 187000 187110 188496 189000 190080 190400 191488 192000 192780 193536 194400 195840 196350 197120 198000 199584 201600 201960 202752 204000 205632 206550 207360 207900 209440 210375 211200 212058 212625 213840 214200 215040 215424 216000 217600 217728 220320 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430848 432000 435200 435456 440640 443520 445500 448000 448800 453600 454410 456192 456960 459000 460800 462000 462672 467775 470016 471240 473088 475200 476000 478720 481950 483840 484704 486000 489600 490875 492800 497664 498960 502656 504000 504900 506880 514080 516375 518400 519750 522240 523600 528000 528768 530145 532224 534600 535500 537600 538560 544000 544320 548352 550800 554400 561000 563200 565488 567000 570240 571200 574464 576000 578340 580608 587520 589050 591360 594000 598400 598752 604800 605880 608256 609280 612000 616000 616896 622080 623700 628320 631125 633600 636174 642600 645120 646272 648000 652800 654500 660960 665280 668250 670208 672000 673200 680400 684288 685440 688500 691200 693000 704000 705024 706860 709632 712800 714000 718080 722925 725760 727056 731136 734400 739200 748000 748440 753984 756000 757350 760320 761600 768000 771120 777600 779625 783360 785400 788480 792000 798336 803250 806400 807840 816000 822528 826200 829440 831600 837760 841500 844800 848232 850500 855360 856800 861696 864000 870400 870912 881280 883575 887040 891000 896000 897600 907200 908820 912384 913920 918000 924000 925344 935550 940032 942480 950400 952000 957440 963900 967680 969408 972000 979200 981750 985600 997920 1005312 1008000 1009800 1013760 1028160 1032750 1036800 1039500 1047200 1056000 1057536 1060290 1064448 1069200 1071000 1075200 1077120 1088000 1088640 1096704 1101600 1108800 1122000 1130976 1134000 1136025 1140480 1142400 1148928 1152000 1156680 1161216 1175040 1178100 1182720 1188000 1196800 1197504 1204875 1209600 1211760 1218560 1224000 1232000 1233792 1244160 1247400 1256640 1262250 1267200 1272348 1285200 1292544 1296000 1305600 1309000 1321920 1330560 1336500 1340416 1344000 1346400 1360800 1368576 1370880 1377000 1382400 1386000 1408000 1410048 1413720 1419264 1425600 1428000 1436160 1445850 1451520 1454112 1468800 1472625 1478400 1496000 1496880 1507968 1512000 1514700 1520640 1523200 1542240 1555200 1559250 1566720 1570800 1584000 1590435 1596672 1606500 1612800 1615680 1632000 1645056 1652400 1663200 1675520 1683000 1689600 1696464 1701000 1710720 1713600 1723392 1728000 1741824 1762560 1767150 1774080 1782000 1792000 1795200 1814400 1817640 1824768 1827840 1836000 1848000 1850688 1871100 1884960 1893375 1900800 1904000 1914880 1927800 1935360 1938816 1944000 1958400 1963500 1971200 1995840 2010624 2016000 2019600 2056320 2065500 2073600 2079000 2094400 2112000 2115072 2120580 2128896 2138400 2142000 2154240 2176000 2177280 2193408 2203200 2217600 2244000 2261952 2268000 2272050 2280960 2284800 2304000 2313360 2338875 2350080 2356200 2365440 2376000 2393600 2395008 2409750 2419200 2423520 2448000 2464000 2467584 2488320 2494800 2513280 2524500 2534400 2544696 2570400 2585088 2592000 2611200 2618000 2643840 2650725 2661120 2673000 2680832 2688000 2692800 2721600 2737152 2741760 2754000 2772000 2816000 2820096 2827440 2851200 2856000 2872320 2891700 2903040 2908224 2937600 2945250 2956800 2992000 2993760 3015936 3024000 3029400 3041280 3046400 3084480 3110400 3118500 3141600 3168000 3180870 3193344 3213000 3225600 3231360 3264000 3290112 3304800 3326400 3351040 3366000 3392928 3402000 3421440 3427200 3446784 3456000 3483648 3525120 3534300 3548160 3564000 3590400 3614625 3628800 3635280 3655680 3672000 3696000 3701376 3742200 3769920 3786750 3801600 3808000 3855600 3877632 3888000 3916800 3927000 3942400 3991680 4021248 4032000 4039200 4112640 4131000 4147200 4158000 4188800 4224000 4230144 4241160 4257792 4276800 4284000 4308480 4352000 4354560 4406400 4417875 4435200 4488000 4523904 4536000 4544100 4561920 4569600 4626720 4677750 4700160 4712400 4752000 4787200 4790016 4819500 4838400 4847040 4896000 4928000 4935168 4989600 5026560 5049000 5068800 5089392 5140800 5170176 5184000 5236000 5287680 5301450 5322240 5346000 5376000 5385600 5443200 5474304 5483520 5508000 5544000 5654880 5680125 5702400 5712000 5744640 5783400 5806080 5816448 5875200 5890500 5913600 5984000 5987520 6031872 6048000 6058800 6092800 6168960 6220800 6237000 6283200 6336000 6361740 6386688 6426000 6462720 6528000 6580224 6609600 6652800 6702080 6732000 6785856 6804000 6842880 6854400 6912000 7050240 7068600 7096320 7128000 7180800 7229250 7257600 7270560 7344000 7392000 7402752 7484400 7539840 7573500 7603200 7616000 7711200 7755264 7776000 7833600 7854000 7952175 7983360 8042496 8064000 8078400 8225280 8262000 8316000 8377600 8448000 8460288 8482320 8553600 8568000 8616960 8709120 8812800 8835750 8870400 8976000 9047808 9072000 9088200 9123840 9139200 9253440 9355500 9424800 9504000 9574400 9580032 9639000 9676800 9694080 9792000 9856000 9870336 9979200 10053120 10098000 10178784 10281600 10340352 10368000 10472000 10575360 10602900 10644480 10692000 10771200 10886400 10967040 11016000 11088000 11309760 11360250 11404800 11424000 11566800 11632896 11750400 11781000 11827200 11968000 11975040 12063744 12096000 12117600 12337920 12441600 12474000 12566400 12672000 12723480 12773376 12852000 12925440 13056000 13219200 13253625 13305600 13404160 13464000 13571712 13608000 13685760 13708800 14100480 14137200 14256000 14361600 14458500 14515200 14541120 14688000 14784000 14805504 14968800 15079680 15147000 15206400 15232000 15422400 15510528 15552000 15708000 15904350 15966720 16128000 16156800 16450560 16524000 16632000 16755200 16964640 17107200 17136000 17233920 17418240 17625600 17671500 17740800 17952000 18095616 18144000 18176400 18278400 18506880 18711000 18849600 19008000 19160064 19278000 19388160 19584000 19712000 19740672 19958400 20106240 20196000 20357568 20563200 20736000 20944000 21150720 21205800 21288960 21384000 21542400 21772800 22032000 22176000 22619520 22720500 22809600 22848000 23133600 23265792 23500800 23562000 23936000 23950080 24127488 24192000 24235200 24675840 24948000 25132800 25344000 25446960 25704000 25850880 26438400 26507250 26611200 26928000 27143424 27216000 27371520 27417600 28274400 28512000 28723200 28917000 29030400 29082240 29376000 29568000 29611008 29937600 30159360 30294000 30464000 30844800 31021056 31104000 31416000 31808700 31933440 32313600 32901120 33048000 33264000 33510400 33929280 34214400 34272000 35251200 35343000 35481600 35904000 36191232 36288000 36352800 37013760 37422000 37699200 38016000 38320128 38556000 38776320 39168000 39760875 39916800 40212480 40392000 40715136 41126400 41888000 42301440 42411600 42768000 43084800 43545600 44064000 44352000 45239040 45441000 45619200 45696000 46267200 46531584 47124000 47872000 47900160 48384000 48470400 49351680 49896000 50265600 50893920 51408000 51701760 52876800 53014500 53222400 53856000 54286848 54432000 54835200 56548800 57024000 57834000 58164480 58752000 59136000 59222016 59875200 60318720 60588000 61689600 62208000 62832000 63617400 63866880 64627200 66096000 66528000 67020800 67858560 68428800 68544000 70502400 70686000 71808000 72382464 72576000 72705600 74027520 74844000 75398400 76032000 77112000 77552640 79521750 79833600 80784000 81430272 82252800 83776000 84823200 85536000 86169600 87091200 88128000 88704000 90478080 90882000 91392000 92534400 93063168 94248000 95800320 96940800 98703360 99792000 100531200 101787840 102816000 105753600 106029000 106444800 107712000 108573696 108864000 113097600 114048000 115668000 116328960 117504000 119750400 120637440 121176000 123379200 125664000 127234800 129254400 132192000 133056000 135717120 136857600 137088000 141372000 143616000 145152000 145411200 148055040 149688000 150796800 154224000 155105280 159043500 159667200 161568000 162860544 164505600 167552000 169646400 171072000 176256000 177408000 180956160 181764000 185068800 188496000 191600640 193881600 199584000 201062400 203575680 205632000 211507200 212058000 215424000 217147392 217728000 226195200 228096000 231336000 232657920 239500800 242352000 246758400 251328000 254469600 258508800 264384000 266112000 271434240 274176000 282744000 290822400 296110080 299376000 301593600 308448000 318087000 319334400 323136000 325721088 335104000 339292800 342144000 352512000 361912320 363528000 370137600 376992000 387763200 399168000 407151360 411264000 424116000 430848000 435456000 452390400 462672000 465315840 479001600 484704000 493516800 502656000 508939200 528768000 532224000 542868480 565488000 581644800 598752000 603187200 616896000 636174000 646272000 651442176 678585600 684288000 727056000 740275200 753984000 775526400 798336000 814302720 822528000 848232000 904780800 925344000 958003200 969408000 1005312000 1017878400 1057536000 1085736960 1130976000 1163289600 1197504000 1233792000 1272348000 1292544000 1357171200 1454112000 1480550400 1507968000 1596672000 1628605440 1696464000 1809561600 1850688000 1938816000 2035756800 2261952000 2326579200 2395008000 2467584000 2544696000 2714342400 2908224000 3015936000 3257210880 3392928000 3701376000 3877632000 4071513600 4523904000 4790016000 5089392000 5428684800 5816448000 6785856000 7402752000 8143027200 9047808000 10178784000 11632896000 13571712000 16286054400 20357568000 27143424000 40715136000 81430272000
• Sum of all divisors σ(n): 401812669440
• Sum of proper divisors (its aliquot sum) s(n): 320382397440
• 81430272000 is an abundant number, because the sum of its proper divisors (320382397440) is greater than itself. Its abundance is 238952125440

Bases of 81430272000

• Binary: 1001011110101100111110101100000000000₂
• Hexadecimal: 0x12F59F5800
• Base-36: 11EPHC00

Squares and roots of 81430272000

• 81430272000 squared (81430272000²) is 6630889197993984000000
• 81430272000 cubed (81430272000³) is 539955110994511971483648000000000
• The square root of 81430272000 is 285359.8990748349
• The cube root of 81430272000 is 4334.3964150477

Scales and comparisons

• 81,430,272,000 seconds is equal to 2,589 years, 12 weeks.
• To count from 1 to 81,430,272,000 would take you about five thousand, one hundred seventy-eight 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 81430272000 cubic inches would be around 361.2 feet tall.

Recreational maths with 81430272000

• 81430272000 backwards is 00027203418
• 81430272000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 81430272000's digits is 27
• More coming soon!