85400661240

Names of 85400661240

• Cardinal: 85400661240 can be written as Eighty-five billion, four hundred million, six hundred sixty-one thousand, two hundred forty.

Scientific notation

• Scientific notation: 8.540066124 × 10¹⁰

Factors of 85400661240

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 812

Divisors of 85400661240

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 31 36 40 45 60 61 62 72 90 93 120 122 124 155 180 183 186 244 248 279 305 310 331 360 366 372 379 465 488 549 558 610 620 662 732 744 758 915 930 993 1098 1116 1137 1220 1240 1324 1395 1464 1516 1655 1830 1860 1891 1895 1986 2196 2232 2274 2440 2648 2745 2790 2979 3032 3310 3411 3660 3720 3782 3790 3972 4392 4548 4965 5490 5580 5673 5685 5958 6620 6822 7320 7564 7580 7944 9096 9455 9930 10261 10980 11160 11346 11370 11749 11916 13240 13644 14895 15128 15160 17019 17055 18910 19860 20191 20522 21960 22692 22740 23119 23498 23832 27288 28365 29790 30783 34038 34110 35247 37820 39720 40382 41044 45384 45480 46238 46996 51305 56730 58745 59580 60573 61566 68076 68220 69357 70494 75640 80764 82088 85095 92349 92476 93992 100955 102610 105741 113460 115595 117490 119160 121146 123132 125449 136152 136440 138714 140988 153915 161528 170190 176235 181719 184698 184952 201910 205220 208071 211482 226920 231190 234980 242292 246264 250898 277428 281976 302865 307830 340380 346785 352470 363438 369396 376347 403820 410440 416142 422964 461745 462380 469960 484584 501796 528705 554856 605730 615660 625921 627245 680760 693570 704940 716689 726876 738792 752694 807640 832284 845928 908595 923490 924760 1003592 1040355 1057410 1129041 1211460 1231320 1251842 1254490 1387140 1409880 1433378 1453752 1505388 1664568 1817190 1846980 1877763 1881735 2080710 2114820 2150067 2258082 2422920 2503684 2508980 2774280 2866756 3010776 3129605 3583445 3634380 3693960 3755526 3763470 3888919 4161420 4229640 4300134 4516164 5007368 5017960 5633289 5645205 5733512 6259210 6450201 7166890 7268760 7511052 7526940 7652389 7777838 8322840 8600268 9032328 9388815 10750335 11266578 11290410 11666757 12518420 12900402 14333780 15022104 15053880 15304778 15555676 17200536 18777630 19444595 21500670 22533156 22580820 22957167 23333514 25036840 25800804 28166445 28667560 30609556 31111352 32251005 35000271 37555260 38261945 38889190 43001340 45066312 45161640 45914334 46667028 51601608 56332890 58333785 61219112 64502010 68871501 70000542 75110520 76523890 77778380 86002680 91828668 93334056 112665780 114785835 116667570 129004020 137743002 140001084 153047780 155556760 175001355 183657336 225331560 229571670 233335140 237224059 258008040 275486004 280002168 306095560 344357505 350002710 459143340 466670280 474448118 550972008 688715010 700005420 711672177 918286680 948896236 1186120295 1377430020 1400010840 1423344354 1897792472 2135016531 2372240590 2754860040 2846688708 3558360885 4270033062 4744481180 5693377416 7116721770 8540066124 9488962360 10675082655 14233443540 17080132248 21350165310 28466887080 42700330620 85400661240
• Sum of all divisors σ(n): 292852684800
• Sum of proper divisors (its aliquot sum) s(n): 207452023560
• 85400661240 is an abundant number, because the sum of its proper divisors (207452023560) is greater than itself. Its abundance is 122051362320

Bases of 85400661240

• Binary: 1001111100010010001101010110011111000₂
• Hexadecimal: 0x13E246ACF8
• Base-36: 138DCJY0

Squares and roots of 85400661240

• 85400661240 squared (85400661240²) is 7293272940229238337600
• 85400661240 cubed (85400661240³) is 622850331699375951212598354624000
• The square root of 85400661240 is 292233.9152802083
• The cube root of 85400661240 is 4403.7272350225

Scales and comparisons

• 85,400,661,240 seconds is equal to 2,715 years, 24 weeks, 5 days, 13 hours, 54 minutes.
• To count from 1 to 85,400,661,240 would take you about five thousand, four hundred thirty 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 85400661240 cubic inches would be around 367 feet tall.

Recreational maths with 85400661240

• 85400661240 backwards is 04216600458
• 85400661240 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 85400661240's digits is 36
• More coming soon!