85310017920

Names of 85310017920

• Cardinal: 85310017920 can be written as Eighty-five billion, three hundred ten million, seventeen thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 8.531001792 × 10¹⁰

Factors of 85310017920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 400338

Divisors of 85310017920

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 37 40 45 48 60 64 72 74 80 90 96 111 120 128 144 148 160 180 185 192 222 240 288 296 320 333 360 370 384 444 480 555 576 592 640 666 720 740 888 960 1110 1152 1184 1332 1440 1480 1665 1776 1920 2220 2368 2664 2880 2960 3330 3552 4440 4736 5328 5760 5920 6660 7104 8880 10656 11840 13320 14208 17760 21312 23680 26640 35520 42624 53280 71040 106560 213120 400291 800582 1200873 1601164 2001455 2401746 3202328 3602619 4002910 4803492 6004365 6404656 7205238 8005820 9606984 12008730 12809312 14410476 14810767 16011640 18013095 19213968 24017460 25618624 28820952 29621534 32023280 36026190 38427936 44432301 48034920 51237248 57641904 59243068 64046560 72052380 74053835 76855872 88864602 96069840 115283808 118486136 128093120 133296903 144104760 148107670 153711744 177729204 192139680 222161505 230567616 236972272 256186240 266593806 288209520 296215340 355458408 384279360 444323010 461135232 473944544 533187612 576419040 592430680 666484515 710916816 768558720 888646020 947889088 1066375224 1152838080 1184861360 1332969030 1421833632 1777292040 1895778176 2132750448 2305676160 2369722720 2665938060 2843667264 3554584080 4265500896 4739445440 5331876120 5687334528 7109168160 8531001792 9478890880 10663752240 14218336320 17062003584 21327504480 28436672640 42655008960 85310017920
• Sum of all divisors σ(n): 302548699440
• Sum of proper divisors (its aliquot sum) s(n): 217238681520
• 85310017920 is an abundant number, because the sum of its proper divisors (217238681520) is greater than itself. Its abundance is 131928663600

Bases of 85310017920

• Binary: 1001111011100110111111001000110000000₂
• Hexadecimal: 0x13DCDF9180
• Base-36: 136VDR40

Squares and roots of 85310017920

• 85310017920 squared (85310017920²) is 7277799157510721126400
• 85310017920 cubed (85310017920³) is 620869176545400521885306585088000
• The square root of 85310017920 is 292078.7871790761
• The cube root of 85310017920 is 4402.1686609677

Scales and comparisons

• 85,310,017,920 seconds is equal to 2,712 years, 30 weeks, 6 days, 11 hours, 12 minutes.
• To count from 1 to 85,310,017,920 would take you about five thousand, four hundred twenty-five 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 85310017920 cubic inches would be around 366.8 feet tall.

Recreational maths with 85310017920

• 85310017920 backwards is 02971001358
• 85310017920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 85310017920's digits is 36
• More coming soon!