85421665280

Names of 85421665280

• Cardinal: 85421665280 can be written as Eighty-five billion, four hundred twenty-one million, six hundred sixty-five thousand, two hundred eighty.

Scientific notation

• Scientific notation: 8.542166528 × 10¹⁰

Factors of 85421665280

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 254

Divisors of 85421665280

• Number of divisors d(n): 704
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 17 19 20 28 32 34 35 38 40 47 56 64 68 70 76 80 85 94 95 112 119 128 133 136 140 152 157 160 170 188 190 224 235 238 256 266 272 280 304 314 320 323 329 340 376 380 448 470 476 512 532 544 560 595 608 628 640 646 658 665 680 752 760 785 799 893 896 940 952 1024 1064 1088 1099 1120 1190 1216 1256 1280 1292 1316 1330 1360 1504 1520 1570 1598 1615 1645 1786 1792 1880 1904 2128 2176 2198 2240 2261 2380 2432 2512 2560 2584 2632 2660 2669 2720 2983 3008 3040 3140 3196 3230 3290 3572 3584 3760 3808 3995 4256 4352 4396 4465 4480 4522 4760 4864 5024 5120 5168 5264 5320 5338 5440 5495 5593 5966 6016 6080 6251 6280 6392 6460 6580 7144 7168 7379 7520 7616 7990 8512 8704 8792 8930 8960 9044 9520 9728 10048 10336 10528 10640 10676 10880 10990 11186 11305 11932 12032 12160 12502 12560 12784 12920 13160 13345 14288 14758 14915 15040 15181 15232 15980 17024 17408 17584 17860 17920 18088 18683 19040 19456 20096 20672 20881 21056 21280 21352 21760 21980 22372 22610 23864 24064 24320 25004 25120 25568 25840 26320 26690 27965 28576 29516 29830 30080 30362 30464 31255 31960 34048 35168 35720 35840 36176 36895 37366 38080 40192 41344 41762 42112 42560 42704 43520 43960 44744 45220 47728 48128 48640 50008 50240 50711 51136 51653 51680 52640 53380 55930 57152 59032 59660 60160 60724 60928 62510 63920 68096 70336 71440 72352 73790 74732 75905 76160 80384 82688 83524 84224 85120 85408 87040 87920 89488 90440 93415 95456 97280 100016 100480 101422 102272 103306 103360 104405 105280 106267 106760 111860 114304 118064 119320 120320 121448 121856 125020 125443 127840 136192 140201 140672 142880 144704 147580 149464 151810 152320 160768 165376 167048 168448 170240 170816 175840 178976 180880 186830 190912 200032 200960 202844 204544 206612 206720 208810 210560 212534 213520 223720 228608 236128 238640 240640 242896 250040 250886 253555 255680 258265 280402 281344 285760 289408 295160 298928 303620 304640 330752 334096 336896 340480 341632 351680 354977 357952 361760 373660 381824 400064 401920 405688 409088 413224 413440 417620 421120 425068 427040 447440 457216 472256 477280 485792 500080 501772 507110 511360 516530 531335 560804 562688 571520 578816 590320 597856 607240 609280 627215 668192 680960 683264 701005 703360 709954 715904 723520 747320 763648 800128 803840 811376 818176 826448 826880 835240 842240 850136 854080 878101 894880 914432 944512 954560 971584 981407 1000160 1003544 1014220 1022720 1033060 1062670 1121608 1125376 1143040 1157632 1180640 1195712 1214480 1254430 1336384 1366528 1402010 1406720 1419908 1431808 1447040 1494640 1527296 1600256 1622752 1652896 1653760 1670480 1684480 1700272 1708160 1756202 1774885 1789760 1889024 1909120 1943168 1962814 2000320 2007088 2028440 2045440 2066120 2125340 2243216 2286080 2315264 2361280 2383417 2391424 2428960 2508860 2672768 2733056 2804020 2813440 2839816 2863616 2894080 2989280 3054592 3200512 3245504 3305792 3340960 3400544 3416320 3512404 3549770 3579520 3778048 3818240 3886336 3925628 4000640 4014176 4056880 4090880 4132240 4250680 4390505 4486432 4572160 4722560 4766834 4782848 4857920 4907035 5017720 5345536 5608040 5626880 5679632 5727232 5788160 5978560 6401024 6491008 6611584 6681920 6801088 6832640 7024808 7099540 7159040 7556096 7636480 7772672 7851256 8001280 8028352 8113760 8264480 8501360 8781010 8972864 9445120 9533668 9565696 9715840 9814070 10035440 10691072 11216080 11359264 11576320 11917085 11957120 12982016 13223168 13363840 13602176 13665280 14049616 14199080 14318080 15272960 15545344 15702512 16002560 16056704 16227520 16528960 16683919 17002720 17562020 17945728 18890240 19067336 19131392 19431680 19628140 20070880 21382144 22432160 22718528 23834170 23914240 25964032 26446336 26727680 27204352 28099232 28398160 28636160 31405024 32005120 32113408 32455040 33057920 33367838 34005440 35124040 35891456 37780480 38134672 38863360 39256280 40141760 44864320 45437056 47668340 47828480 51928064 52892672 53455360 54408704 56198464 56796320 62810048 64226816 64910080 66115840 66735676 68010880 70248080 71782912 76269344 77726720 78512560 80283520 83419595 89728640 90874112 95336680 95656960 106910720 108817408 112396928 113592640 125620096 128453632 129820160 132231680 133471352 136021760 140496160 143565824 152538688 157025120 160567040 166839190 179457280 181748224 190673360 224793856 227185280 251240192 259640320 264463360 266942704 272043520 280992320 305077376 314050240 321134080 333678380 358914560 363496448 381346720 449587712 454370560 502480384 533885408 544087040 561984640 610154752 628100480 642268160 667356760 717829120 762693440 899175424 908741120 1004960768 1067770816 1123969280 1220309504 1256200960 1334713520 1525386880 1817482240 2135541632 2247938560 2440619008 2512401920 2669427040 3050773760 4271083264 4495877120 5024803840 5338854080 6101547520 8542166528 10677708160 12203095040 17084333056 21355416320 42710832640 85421665280
• Sum of all divisors σ(n): 268262461440
• Sum of proper divisors (its aliquot sum) s(n): 182840796160
• 85421665280 is an abundant number, because the sum of its proper divisors (182840796160) is greater than itself. Its abundance is 97419130880

Bases of 85421665280

• Binary: 1001111100011100001110010110000000000₂
• Hexadecimal: 0x13E3872C00
• Base-36: 138PUQRK

Squares and roots of 85421665280

• 85421665280 squared (85421665280²) is 7296860899208357478400
• 85421665280 cubed (85421665280³) is 623310009326896129498469629952000
• The square root of 85421665280 is 292269.8501043171
• The cube root of 85421665280 is 4404.0882333241

Scales and comparisons

• 85,421,665,280 seconds is equal to 2,716 years, 7 weeks, 3 days, 16 hours, 21 minutes, 20 seconds.
• To count from 1 to 85,421,665,280 would take you about five thousand, four hundred thirty-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 85421665280 cubic inches would be around 367 feet tall.

Recreational maths with 85421665280

• 85421665280 backwards is 08256612458
• 85421665280 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 85421665280's digits is 47
• More coming soon!