81836795400000

Names of 81836795400000

• Cardinal: 81836795400000 can be written as Eighty-one trillion, eight hundred thirty-six billion, seven hundred ninety-five million, four hundred thousand.

Scientific notation

• Scientific notation: 8.18367954 × 10¹³

Factors of 81836795400000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 2030

Divisors of 81836795400000

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 41 48 50 60 64 75 80 82 96 100 120 123 125 150 160 164 192 200 205 240 246 250 300 320 328 375 400 410 480 492 500 600 615 625 656 750 800 820 960 984 1000 1025 1200 1230 1250 1312 1500 1600 1640 1681 1875 1968 1979 2000 2050 2400 2460 2500 2624 3000 3075 3125 3280 3362 3750 3936 3958 4000 4100 4800 4920 5000 5043 5125 5937 6000 6150 6250 6560 6724 7500 7872 7916 8000 8200 8405 9375 9840 9895 10000 10086 10250 11874 12000 12300 12500 13120 13448 15000 15375 15832 16400 16810 18750 19680 19790 20000 20172 20500 23748 24000 24600 25000 25215 25625 26896 29685 30000 30750 31664 32800 33620 37500 39360 39580 40000 40344 41000 42025 47496 49200 49475 50000 50430 51250 53792 59370 60000 61500 63328 65600 67240 68921 75000 76875 79160 80688 81139 82000 84050 94992 98400 98950 100000 100860 102500 107584 118740 120000 123000 126075 126656 128125 134480 137842 148425 150000 153750 158320 161376 162278 164000 168100 189984 196800 197900 200000 201720 205000 206763 210125 237480 243417 246000 247375 252150 256250 268960 275684 296850 300000 307500 316640 322752 324556 328000 336200 344605 379968 384375 395800 403440 405695 410000 413526 420250 474960 486834 492000 494750 504300 512500 537920 551368 593700 600000 615000 630375 633280 649112 672400 689210 742125 768750 791600 806880 811390 820000 827052 840500 949920 973668 984000 989500 1008600 1025000 1033815 1050625 1102736 1187400 1217085 1230000 1236875 1260750 1298224 1344800 1378420 1484250 1537500 1583200 1613760 1622780 1640000 1654104 1681000 1723025 1899840 1947336 1979000 2017200 2028475 2050000 2067630 2101250 2205472 2374800 2434170 2460000 2473750 2521500 2596448 2689600 2756840 2968500 3075000 3151875 3166400 3245560 3308208 3326699 3362000 3446050 3710625 3894672 3958000 4034400 4056950 4100000 4135260 4202500 4410944 4749600 4868340 4920000 4947500 5043000 5169075 5192896 5253125 5513680 5937000 6085425 6150000 6184375 6303750 6491120 6616416 6653398 6724000 6892100 7421250 7789344 7916000 8068800 8113900 8200000 8270520 8405000 8615125 9499200 9736680 9895000 9980097 10086000 10142375 10338150 10506250 11027360 11874000 12170850 12300000 12368750 12607500 12982240 13232832 13306796 13448000 13784200 14842500 15578688 15759375 15832000 16227800 16541040 16633495 16810000 17230250 18553125 19473360 19790000 19960194 20172000 20284750 20676300 21012500 22054720 23748000 24341700 24600000 24737500 25215000 25845375 25964480 26613592 27568400 29685000 30427125 31518750 32455600 33082080 33266990 33620000 34460500 37106250 38946720 39580000 39920388 40344000 40569500 41352600 42025000 43075625 47496000 48683400 49475000 49900485 50430000 50711875 51690750 53227184 55136800 59370000 60854250 63037500 64911200 66164160 66533980 67240000 68921000 74212500 77893440 79160000 79840776 81139000 82705200 83167475 84050000 86151250 97366800 98950000 99800970 100860000 101423750 103381500 106454368 110273600 118740000 121708500 126075000 129226875 129822400 133067960 136394659 137842000 148425000 152135625 159681552 162278000 165410400 166334950 168100000 172302500 194733600 197900000 199601940 201720000 202847500 206763000 212908736 215378125 237480000 243417000 249502425 252150000 253559375 258453750 266135920 272789318 275684000 296850000 304271250 319363104 324556000 330820800 332669900 336200000 344605000 389467200 395800000 399203880 405695000 409183977 413526000 415837375 430756250 486834000 499004850 504300000 507118750 516907500 532271840 545578636 551368000 593700000 608542500 638726208 646134375 649112000 665339800 681973295 689210000 760678125 798407760 811390000 818367954 827052000 831674750 861512500 973668000 998009700 1008600000 1014237500 1033815000 1064543680 1091157272 1187400000 1217085000 1247512125 1292268750 1330679600 1363946590 1378420000 1521356250 1596815520 1622780000 1636735908 1654104000 1663349500 1723025000 1947336000 1996019400 2028475000 2045919885 2067630000 2079186875 2182314544 2434170000 2495024250 2584537500 2661359200 2727893180 2756840000 3042712500 3193631040 3245560000 3273471816 3326699000 3409866475 3446050000 3992038800 4056950000 4091839770 4135260000 4158373750 4364629088 4868340000 4990048500 5169075000 5322718400 5455786360 6085425000 6237560625 6546943632 6653398000 6819732950 6892100000 7984077600 8113900000 8183679540 8270520000 8316747500 8729258176 9736680000 9980097000 10229599425 10338150000 10395934375 10911572720 12170850000 12475121250 13093887264 13306796000 13639465900 13784200000 15968155200 16227800000 16367359080 16633495000 17049332375 19960194000 20459198850 20676300000 20791868750 21823145440 24341700000 24950242500 26187774528 26613592000 27278931800 31187803125 32734718160 33266990000 34098664750 39920388000 40918397700 41352600000 41583737500 43646290880 48683400000 49900485000 51147997125 54557863600 62375606250 65469436320 66533980000 68197329500 79840776000 81836795400 83167475000 85246661875 99800970000 102295994250 109115727200 124751212500 130938872640 133067960000 136394659000 163673590800 166334950000 170493323750 199601940000 204591988500 218231454400 249502425000 255739985625 272789318000 327347181600 332669900000 340986647500 399203880000 409183977000 426233309375 499004850000 511479971250 545578636000 654694363200 665339800000 681973295000 818367954000 852466618750 998009700000 1022959942500 1091157272000 1278699928125 1363946590000 1636735908000 1704933237500 1996019400000 2045919885000 2557399856250 2727893180000 3273471816000 3409866475000 4091839770000 5114799712500 5455786360000 6819732950000 8183679540000 10229599425000 13639465900000 16367359080000 20459198850000 27278931800000 40918397700000 81836795400000
• Sum of all divisors σ(n): 277546927109760
• Sum of proper divisors (its aliquot sum) s(n): 195710131709760
• 81836795400000 is an abundant number, because the sum of its proper divisors (195710131709760) is greater than itself. Its abundance is 113873336309760

Bases of 81836795400000

• Binary: 10010100110111000011101000111101000111101000000₂
• Hexadecimal: 0x4A6E1D1E8F40
• Base-36: T0BAZ0MYO

Squares and roots of 81836795400000

• 81836795400000 squared (81836795400000²) is 6697261081341461160000000000
• 81836795400000 cubed (81836795400000³) is 548082384854123914487966664000000000000000
• The square root of 81836795400000 is 9046369.1832690531
• The cube root of 81836795400000 is 43415.9729762119

Scales and comparisons

• 81,836,795,400,000 seconds is equal to 2,602,156 years, 49 weeks, 4 days, 22 hours, 40 minutes.
• To count from 1 to 81,836,795,400,000 would take you about six million, five hundred five thousand, three hundred ninety-two 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 81836795400000 cubic inches would be around 3618 feet tall.

Recreational maths with 81836795400000

• 81836795400000 backwards is 00000459763818
• The number of decimal digits it has is: 14
• The sum of 81836795400000's digits is 51
• More coming soon!