81948566013600

Names of 81948566013600

• Cardinal: 81948566013600 can be written as Eighty-one trillion, nine hundred forty-eight billion, five hundred sixty-six million, thirteen thousand, six hundred.

Scientific notation

• Scientific notation: 8.19485660136 × 10¹³

Factors of 81948566013600

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 219588

Divisors of 81948566013600

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 13 15 16 20 22 24 25 26 30 32 33 39 40 44 48 50 52 55 60 65 66 75 78 80 88 96 100 104 110 120 130 132 143 150 156 160 165 176 195 200 208 220 240 260 264 275 286 300 312 325 330 352 390 400 416 429 440 480 520 528 550 572 600 624 650 660 715 780 800 825 858 880 975 1040 1056 1093 1100 1144 1200 1248 1300 1320 1430 1560 1650 1716 1760 1950 2080 2145 2186 2200 2288 2400 2600 2640 2860 3120 3279 3300 3432 3575 3900 4290 4372 4400 4576 5200 5280 5465 5720 6240 6558 6600 6864 7150 7800 8580 8744 8800 10400 10725 10930 11440 12023 13116 13200 13728 14209 14300 15600 16395 17160 17488 21450 21860 22880 24046 26232 26400 27325 28418 28600 31200 32790 34320 34976 36069 42627 42900 43720 48092 52464 54650 56836 57200 60115 65580 68640 71045 72138 81975 85254 85800 87440 96184 104928 109300 113672 114400 120230 131160 142090 144276 156299 163950 170508 171600 174880 180345 192368 213135 218461 218600 227344 240460 262320 284180 288552 300575 312598 327900 341016 343200 355225 360690 384736 426270 436922 437200 454688 468897 480920 524640 568360 577104 601150 625196 655383 655800 682032 710450 721380 781495 852540 873844 874400 901725 937794 961840 1065675 1092305 1136720 1154208 1202300 1250392 1310766 1311600 1364064 1420900 1442760 1562990 1705080 1747688 1803450 1875588 1923680 2131350 2184610 2273440 2344485 2403071 2404600 2500784 2621532 2623200 2839993 2841800 2885520 3125980 3276915 3410160 3495376 3606900 3751176 3907475 4262700 4369220 4688970 4806142 4809200 5001568 5243064 5461525 5679986 5683600 5771040 6251960 6553830 6820320 6990752 7209213 7213800 7502352 7814950 8519979 8525400 8738440 9377940 9612284 9618400 10486128 10923050 11359972 11367200 11722425 12015355 12503920 13107660 14199965 14418426 14427600 15004704 15629900 16384575 17039958 17050800 17476880 18755880 19224568 20972256 21846100 22719944 23444850 24030710 25007840 26215320 28399930 28836852 28855200 31239923 31259800 32769150 34079916 34101600 34953760 36046065 37511760 38449136 42599895 43692200 45439888 46889700 48061420 52430640 56799860 57673704 60076775 62479846 62519600 65538300 68159832 70999825 72092130 75023520 76898272 85199790 87384400 90879776 93719769 93779400 96122840 104861280 113599720 115347408 120153550 124959692 125039200 131076600 136319664 141999650 144184260 156199615 170399580 174768800 180230325 187439538 187558800 192245680 212999475 227199440 230694816 238777873 240307100 249919384 262153200 272639328 283999300 288368520 312399230 340799160 360460650 374879076 375117600 384491360 425998950 454398880 468598845 477555746 480614200 499838768 524306400 567998600 576737040 624798460 681598320 716333619 720921300 749758152 780998075 851997900 937197690 955111492 961228400 999677536 1135997200 1153474080 1193889365 1249596920 1363196640 1432667238 1441842600 1499516304 1561996150 1703995800 1874395380 1910222984 1922456800 2271994400 2342994225 2387778730 2499193840 2626556603 2865334476 2883685200 2999032608 3104112349 3123992300 3407991600 3581668095 3748790760 3820445968 4685988450 4775557460 4998387680 5253113206 5730668952 5767370400 5969446825 6208224698 6247984600 6815983200 7163336190 7497581520 7640891936 7879669809 9312337047 9371976900 9551114920 10506226412 11461337904 11938893650 12416449396 12495969200 13132783015 14326672380 14995163040 15520561745 15759339618 17908340475 18624674094 18743953800 19102229840 21012452824 22922675808 23877787300 24832898792 24991938400 26265566030 28653344760 31041123490 31518679236 34145235839 35816680950 37249348188 37487907600 38204459680 39398349045 42024905648 46561685235 47755574600 49665797584 52531132060 57306689520 62082246980 63037358472 65663915075 68290471678 71633361900 74498696376 74975815200 77602808725 78796698090 84049811296 93123370470 95511149200 99331595168 102435707517 105062264120 114613379040 124164493960 126074716944 131327830150 136580943356 143266723800 148997392752 155205617450 157593396180 170726179195 186246740940 191022298400 196991745225 204871415034 210124528240 232808426175 248328987920 252149433888 262655660300 273161886712 286533447600 297994785504 310411234900 315186792360 341452358390 372493481880 393983490450 409742830068 420249056480 465616852350 496657975840 512178537585 525311320600 546323773424 573066895200 620822469800 630373584720 682904716780 744986963760 787966980900 819485660136 853630895975 931233704700 1024357075170 1050622641200 1092647546848 1241644939600 1260747169440 1365809433560 1489973927520 1575933961800 1638971320272 1707261791950 1862467409400 2048714150340 2101245282400 2483289879200 2560892687925 2731618867120 3151867923600 3277942640544 3414523583900 3724934818800 4097428300680 5121785375850 5463237734240 6303735847200 6829047167800 7449869637600 8194856601360 10243570751700 13658094335600 16389713202720 20487141503400 27316188671200 40974283006800 81948566013600
• Sum of all divisors σ(n): 313664048466048
• Sum of proper divisors (its aliquot sum) s(n): 231715482452448
• 81948566013600 is an abundant number, because the sum of its proper divisors (231715482452448) is greater than itself. Its abundance is 149766916438848

Bases of 81948566013600

• Binary: 10010101000100000100011001010101100011010100000₂
• Hexadecimal: 0x4A88232AC6A0
• Base-36: T1QNGCSDC

Squares and roots of 81948566013600

• 81948566013600 squared (81948566013600²) is 6715567471685356995384960000
• 81948566013600 cubed (81948566013600³) is 550331124272192326584786945104595456000000
• The square root of 81948566013600 is 9052544.7258547141
• The cube root of 81948566013600 is 43435.7294618331

Scales and comparisons

• 81,948,566,013,600 seconds is equal to 2,605,710 years, 47 weeks, 4 days, 7 hours, 20 minutes.
• To count from 1 to 81,948,566,013,600 would take you about six million, five hundred fourteen thousand, two hundred seventy-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 81948566013600 cubic inches would be around 3619.6 feet tall.

Recreational maths with 81948566013600

• 81948566013600 backwards is 00631066584918
• The number of decimal digits it has is: 14
• The sum of 81948566013600's digits is 57
• More coming soon!