85421126388

Names of 85421126388

• Cardinal: 85421126388 can be written as Eighty-five billion, four hundred twenty-one million, one hundred twenty-six thousand, three hundred eighty-eight.

Scientific notation

• Scientific notation: 8.5421126388 × 10¹⁰

Factors of 85421126388

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 408

Divisors of 85421126388

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 12 13 26 39 52 78 107 156 169 214 283 321 338 428 507 566 642 676 849 1014 1132 1284 1391 1698 2028 2197 2782 3396 3679 4173 4394 5564 6591 7358 8346 8788 11037 11449 13182 14716 16692 18083 22074 22898 26364 30281 34347 36166 44148 45796 47827 54249 60562 68694 72332 90843 95654 108498 121124 137388 143481 148837 181686 191308 216996 235079 286962 297674 363372 393653 446511 470158 573924 595348 621751 705237 787306 893022 940316 1180959 1243502 1410474 1574612 1786044 1865253 1934881 2361918 2487004 2820948 3240067 3730506 3869762 4723836 5117489 5804643 6480134 7461012 7739524 9720201 10234978 11609286 12960268 15352467 19440402 20469956 23218572 25153453 30704934 38880804 42120871 50306906 61409868 66527357 75460359 84241742 100613812 126362613 133054714 150920718 168483484 199582071 252725226 266109428 301841436 399164142 505450452 547571323 798328284 1095142646 1642713969 2190285292 3285427938 6570855876 7118427199 14236854398 21355281597 28473708796 42710563194 85421126388
• Sum of all divisors σ(n): 218725008320
• Sum of proper divisors (its aliquot sum) s(n): 133303881932
• 85421126388 is an abundant number, because the sum of its proper divisors (133303881932) is greater than itself. Its abundance is 47882755544

Bases of 85421126388

• Binary: 1001111100011011111101111001011110100₂
• Hexadecimal: 0x13E37EF2F4
• Base-36: 138PJ6YC

Squares and roots of 85421126388

• 85421126388 squared (85421126388²) is 7296768833394669926544
• 85421126388 cubed (85421126388³) is 623298212741425414880857700043072
• The square root of 85421126388 is 292268.9281945653
• The cube root of 85421126388 is 4404.0789720791

Scales and comparisons

• 85,421,126,388 seconds is equal to 2,716 years, 6 weeks, 4 days, 10 hours, 39 minutes, 48 seconds.
• To count from 1 to 85,421,126,388 would take you about five thousand, four hundred thirty-two 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 85421126388 cubic inches would be around 367 feet tall.

Recreational maths with 85421126388

• 85421126388 backwards is 88362112458
• The number of decimal digits it has is: 11
• The sum of 85421126388's digits is 48
• More coming soon!