85394907390

Names of 85394907390

• Cardinal: 85394907390 can be written as Eighty-five billion, three hundred ninety-four million, nine hundred seven thousand, three hundred ninety.

Scientific notation

• Scientific notation: 8.539490739 × 10¹⁰

Factors of 85394907390

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 176

Divisors of 85394907390

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 10 13 15 19 26 30 37 38 39 57 65 74 78 95 97 111 114 130 169 185 190 194 195 222 247 285 291 338 361 370 390 481 485 494 507 555 570 582 703 722 741 845 962 970 1014 1083 1110 1235 1261 1406 1443 1455 1482 1690 1805 1843 2109 2166 2197 2405 2470 2522 2535 2886 2910 3211 3515 3589 3610 3686 3705 3783 4218 4394 4693 4810 5070 5415 5529 6253 6305 6422 6591 7030 7178 7215 7410 7566 9139 9215 9386 9633 10545 10767 10830 10985 11058 12506 12610 13182 13357 14079 14430 16055 16393 17945 18278 18430 18759 18915 19266 21090 21534 21970 23465 23959 26714 27417 27645 28158 31265 32110 32786 32955 35017 35890 37518 37830 40071 41743 45695 46657 46930 47918 48165 49179 53835 54834 55290 61009 62530 65910 66785 68191 70034 70395 71877 80142 81289 81965 83486 91390 93314 93795 96330 98358 105051 107670 118807 119795 122018 125229 133570 136382 137085 139971 140790 143754 162578 163930 173641 175085 183027 187590 200355 204573 208715 210102 213109 233285 237614 239590 243867 245895 250458 274170 279942 305045 311467 340955 347282 350170 356421 359385 366054 400710 406445 409146 417430 426218 455221 466570 487734 491790 520923 525255 594035 606541 610090 622934 626145 639327 681910 699855 712842 718770 793117 812890 868205 886483 910442 915135 934401 1022865 1041846 1050510 1065545 1188070 1213082 1219335 1252290 1278654 1295629 1365663 1399710 1544491 1557335 1586234 1736410 1772966 1782105 1819623 1830270 1868802 2045730 2131090 2257333 2276105 2379351 2438670 2591258 2604615 2659449 2731326 3032705 3088982 3114670 3196635 3564210 3639246 3886887 3965585 4049071 4432415 4514666 4552210 4633473 4672005 4758702 5209230 5318898 5917873 6065410 6393270 6478145 6771999 6828315 7722455 7773774 7885033 7931170 8098142 8864830 9098115 9266946 9344010 11286665 11524279 11835746 11896755 12147213 12956290 13297245 13543998 13656630 15444910 15770066 16843177 17753619 18196230 19434435 20245355 22573330 23048558 23167365 23655099 23793510 24294426 26594490 29345329 29589365 33686354 33859995 34572837 35507238 38868870 39425165 40490710 46334730 47310198 50529531 57621395 58690658 59178730 60736065 67719990 69145674 76932349 78850330 84215885 88035987 88768095 101059062 115242790 118275495 121472130 146726645 149815627 153864698 168431770 172864185 176071974 177536190 218961301 230797047 236550990 252647655 293453290 299631254 345728370 384661745 437922602 440179935 449446881 461594094 505295310 656883903 749078135 769323490 880359870 898893762 1094806505 1153985235 1313767806 1498156270 2189613010 2247234405 2307970470 2846496913 3284419515 4494468810 5692993826 6568839030 8539490739 14232484565 17078981478 28464969130 42697453695 85394907390
• Sum of all divisors σ(n): 243133107840
• Sum of proper divisors (its aliquot sum) s(n): 157738200450
• 85394907390 is an abundant number, because the sum of its proper divisors (157738200450) is greater than itself. Its abundance is 72343293060

Bases of 85394907390

• Binary: 1001111100001111011101110000011111110₂
• Hexadecimal: 0x13E1EEE0FE
• Base-36: 1389X88U

Squares and roots of 85394907390

• 85394907390 squared (85394907390²) is 7292290208146676612100
• 85394907390 cubed (85394907390³) is 622724446985689272826558453419000
• The square root of 85394907390 is 292224.0705178135
• The cube root of 85394907390 is 4403.6283327633

Scales and comparisons

• 85,394,907,390 seconds is equal to 2,715 years, 15 weeks, 1 day, 23 hours, 36 minutes, 30 seconds.
• To count from 1 to 85,394,907,390 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 85394907390 cubic inches would be around 367 feet tall.

Recreational maths with 85394907390

• 85394907390 backwards is 09370949358
• 85394907390 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 85394907390's digits is 57
• More coming soon!