42090811785

Names of 42090811785

• Cardinal: 42090811785 can be written as Forty-two billion, ninety million, eight hundred eleven thousand, seven hundred eighty-five.

Scientific notation

• Scientific notation: 4.2090811785 × 10¹⁰

Factors of 42090811785

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1151

Divisors of 42090811785

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 5 9 11 15 17 23 27 33 45 51 55 69 71 85 99 115 135 153 165 187 207 213 253 255 297 345 355 391 459 495 561 621 639 759 765 781 935 1021 1035 1065 1173 1207 1265 1485 1633 1683 1917 1955 2277 2295 2343 2805 3063 3105 3195 3519 3621 3795 3905 4301 4899 5049 5105 5865 6035 6831 7029 8165 8415 9189 9585 10557 10863 11231 11385 11715 12903 13277 14697 15315 17357 17595 17963 18105 21087 21505 23483 24495 25245 27567 27761 32589 33693 34155 35145 38709 39831 44091 45945 52071 52785 53889 54315 56155 64515 66385 70449 72491 73485 83283 86785 89815 101079 105435 116127 117415 119493 137835 138805 156213 161667 162945 168465 190927 193545 199155 211347 217473 220455 249849 258313 260355 269445 303237 305371 352245 358479 362455 399211 416415 468639 485001 505395 572781 580635 597465 634041 652419 749547 774939 781065 797401 808335 916113 954635 1056735 1087365 1197633 1232347 1249245 1291565 1516185 1526855 1667293 1718343 1792395 1957257 1996055 2324817 2343195 2392203 2425005 2748339 2863905 3170205 3262095 3592899 3697041 3747735 3874695 3987005 4391321 4580565 5001879 5155029 5988165 6161735 6974451 7176609 8245017 8336465 8591715 9786285 10778697 11091123 11624085 11961015 13173963 13555817 13741695 15005637 17964495 18340223 18485205 21529827 21956605 25009395 25775145 28343981 33273369 34872255 35883045 39521889 40667451 41225085 45016911 53893485 55020669 55455615 65869815 67779085 75028185 85031943 91701115 107649135 118565667 122002353 141719905 165062007 166366845 197609445 203337255 225084555 255095829 275103345 311783791 366007059 425159715 495186021 592828335 610011765 765287487 825310035 935351373 1275479145 1558918955 1830035295 2475930105 2806054119 3826437435 4676756865 8418162357 14030270595 42090811785
• Sum of all divisors σ(n): 91550269440
• Sum of proper divisors (its aliquot sum) s(n): 49459457655
• 42090811785 is an abundant number, because the sum of its proper divisors (49459457655) is greater than itself. Its abundance is 7368645870

Bases of 42090811785

• Binary: 100111001100110011101101000110001001₂
• Hexadecimal: 0x9CCCED189
• Base-36: JC3S689

Squares and roots of 42090811785

• 42090811785 squared (42090811785²) is 1771636436720294886225
• 42090811785 cubed (42090811785³) is 74569615809441994745794464161625
• The square root of 42090811785 is 205160.4537551035
• The cube root of 42090811785 is 3478.5301127361

Scales and comparisons

• 42,090,811,785 seconds is equal to 1,338 years, 18 weeks, 4 days, 4 hours, 9 minutes, 45 seconds.
• To count from 1 to 42,090,811,785 would take you about two thousand, six hundred seventy-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 42090811785 cubic inches would be around 289.9 feet tall.

Recreational maths with 42090811785

• 42090811785 backwards is 58711809024
• 42090811785 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 42090811785's digits is 45
• More coming soon!