82171364638720

Names of 82171364638720

• Cardinal: 82171364638720 can be written as Eighty-two trillion, one hundred seventy-one billion, three hundred sixty-four million, six hundred thirty-eight thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 8.217136463872 × 10¹³

Factors of 82171364638720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 28
• Sum of prime factors: 20005

Divisors of 82171364638720

• Number of divisors d(n): 300
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 64 70 80 98 112 128 140 160 196 224 245 256 280 320 392 448 490 512 560 640 784 896 980 1024 1120 1280 1568 1792 1960 2048 2240 2560 3136 3584 3920 4096 4480 5120 6272 7168 7840 8192 8960 10240 12544 14336 15680 16384 17920 19991 20480 25088 28672 31360 32768 35840 39982 40960 50176 57344 62720 65536 71680 79964 81920 99955 100352 114688 125440 131072 139937 143360 159928 163840 199910 200704 229376 250880 262144 279874 286720 319856 327680 399820 401408 458752 501760 524288 559748 573440 639712 655360 699685 799640 802816 917504 979559 1003520 1048576 1119496 1146880 1279424 1310720 1399370 1599280 1605632 1835008 1959118 2007040 2097152 2238992 2293760 2558848 2621440 2798740 3198560 3211264 3670016 3918236 4014080 4194304 4477984 4587520 4897795 5117696 5242880 5597480 6397120 6422528 7340032 7836472 8028160 8388608 8955968 9175040 9795590 10235392 10485760 11194960 12794240 12845056 14680064 15672944 16056320 16777216 17911936 18350080 19591180 20470784 20971520 22389920 25588480 25690112 29360128 31345888 32112640 35823872 36700160 39182360 40941568 41943040 44779840 51176960 51380224 58720256 62691776 64225280 71647744 73400320 78364720 81883136 83886080 89559680 102353920 102760448 117440512 125383552 128450560 143295488 146800640 156729440 163766272 179119360 204707840 205520896 250767104 256901120 286590976 293601280 313458880 327532544 358238720 409415680 411041792 501534208 513802240 573181952 587202560 626917760 655065088 716477440 818831360 822083584 1003068416 1027604480 1146363904 1253835520 1310130176 1432954880 1637662720 2006136832 2055208960 2292727808 2507671040 2620260352 2865909760 3275325440 4012273664 4110417920 4585455616 5015342080 5240520704 5731819520 6550650880 8024547328 9170911232 10030684160 10481041408 11463639040 13101301760 16049094656 18341822464 20061368320 20962082816 22927278080 26202603520 32098189312 36683644928 40122736640 41924165632 45854556160 52405207040 64196378624 73367289856 80245473280 83848331264 91709112320 104810414080 128392757248 146734579712 160490946560 167696662528 183418224640 209620828160 256785514496 293469159424 320981893120 335393325056 366836449280 419241656320 513571028992 586938318848 641963786240 733672898560 838483312640 1027142057984 1173876637696 1283927572480 1467345797120 1676966625280 2054284115968 2347753275392 2567855144960 2934691594240 4108568231936 5135710289920 5869383188480 8217136463872 10271420579840 11738766376960 16434272927744 20542841159680 41085682319360 82171364638720
• Sum of all divisors σ(n): 229420503116784
• Sum of proper divisors (its aliquot sum) s(n): 147249138478064
• 82171364638720 is an abundant number, because the sum of its proper divisors (147249138478064) is greater than itself. Its abundance is 65077773839344

Bases of 82171364638720

• Binary: 10010101011110000000011000000000000000000000000₂
• Hexadecimal: 0x4ABC03000000
• Base-36: T4L04WJR4

Squares and roots of 82171364638720

• 82171364638720 squared (82171364638720²) is 6752133166589483636123238400
• 82171364638720 cubed (82171364638720³) is 554831996521019594599961159489812430848000
• The square root of 82171364638720 is 9064842.2291135327
• The cube root of 82171364638720 is 43475.0576416815

Scales and comparisons

• 82,171,364,638,720 seconds is equal to 2,612,795 years, 11 weeks, 4 days, 2 hours, 18 minutes, 40 seconds.
• To count from 1 to 82,171,364,638,720 would take you about six million, five hundred thirty-one thousand, nine hundred eighty-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 82171364638720 cubic inches would be around 3622.9 feet tall.

Recreational maths with 82171364638720

• 82171364638720 backwards is 02783646317128
• The number of decimal digits it has is: 14
• The sum of 82171364638720's digits is 58
• More coming soon!