85805709472

Names of 85805709472

• Cardinal: 85805709472 can be written as Eighty-five billion, eight hundred five million, seven hundred nine thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 8.5805709472 × 10¹⁰

Factors of 85805709472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2168

Divisors of 85805709472

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 7 8 14 16 28 29 31 32 49 56 58 62 98 112 116 124 196 203 217 224 232 248 392 406 434 464 496 784 812 841 868 899 928 992 1421 1519 1568 1624 1682 1736 1798 2099 2842 3038 3248 3364 3472 3596 4198 5684 5887 6076 6293 6496 6728 6944 7192 8396 11368 11774 12152 12586 13456 14384 14693 16792 22736 23548 24304 25172 26071 26912 28768 29386 33584 41209 44051 45472 47096 48608 50344 52142 58772 60871 65069 67168 82418 88102 94192 100688 102851 104284 117544 121742 130138 164836 176204 182497 188384 201376 205702 208568 235088 243484 260276 329672 352408 364994 411404 417136 426097 455483 470176 486968 520552 659344 704816 729988 822808 834272 852194 910966 973936 1041104 1277479 1318688 1409632 1459976 1645616 1704388 1765259 1821932 1887001 1947872 2082208 2554958 2919952 2982679 3188381 3291232 3408776 3530518 3643864 3774002 5109916 5839904 5965358 6376762 6817552 7061036 7287728 7548004 10219832 11930716 12356813 12753524 13209007 13635104 14122072 14575456 15096008 20439664 23861432 24713626 25507048 26418014 28244144 30192016 40879328 47722864 49427252 51014096 52836028 54723029 56488288 60384032 86497691 92463049 95445728 98854504 102028192 105672056 109446058 172995382 184926098 197709008 211344112 218892116 345990764 369852196 383061203 395418016 422688224 437784232 691981528 739704392 766122406 875568464 1383963056 1479408784 1532244812 1751136928 2681428421 2767926112 2958817568 3064489624 5362856842 6128979248 10725713684 12257958496 21451427368 42902854736 85805709472
• Sum of all divisors σ(n): 210185539200
• Sum of proper divisors (its aliquot sum) s(n): 124379829728
• 85805709472 is an abundant number, because the sum of its proper divisors (124379829728) is greater than itself. Its abundance is 38574120256

Bases of 85805709472

• Binary: 1001111111010011010110011100010100000₂
• Hexadecimal: 0x13FA6B38A0
• Base-36: 13F2I55S

Squares and roots of 85805709472

• 85805709472 squared (85805709472²) is 7362619777993270518784
• 85805709472 cubed (85805709472³) is 631754813623291709305882622722048
• The square root of 85805709472 is 292926.1160634197
• The cube root of 85805709472 is 4410.6784275823

Scales and comparisons

• 85,805,709,472 seconds is equal to 2,728 years, 18 weeks, 3 days, 15 hours, 17 minutes, 52 seconds.
• To count from 1 to 85,805,709,472 would take you about five thousand, four hundred fifty-six 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 85805709472 cubic inches would be around 367.6 feet tall.

Recreational maths with 85805709472

• 85805709472 backwards is 27490750858
• The number of decimal digits it has is: 11
• The sum of 85805709472's digits is 55
• More coming soon!