85315951440

Names of 85315951440

• Cardinal: 85315951440 can be written as Eighty-five billion, three hundred fifteen million, nine hundred fifty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 8.531595144 × 10¹⁰

Factors of 85315951440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 140936

Divisors of 85315951440

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 29 30 36 40 45 48 58 60 72 80 87 90 116 120 144 145 174 180 232 240 261 290 348 360 435 464 522 580 696 720 841 870 1044 1160 1305 1392 1682 1740 2088 2320 2523 2610 3364 3480 4176 4205 5046 5220 6728 6960 7569 8410 10092 10440 12615 13456 15138 16820 20184 20880 25230 30276 33640 37845 40368 50460 60552 67280 75690 100920 121104 140897 151380 201840 281794 302760 422691 563588 605520 704485 845382 1127176 1268073 1408970 1690764 2113455 2254352 2536146 2817940 3381528 4086013 4226910 5072292 5635880 6340365 6763056 8172026 8453820 10144584 11271760 12258039 12680730 16344052 16907640 20289168 20430065 24516078 25361460 32688104 33815280 36774117 40860130 49032156 50722920 61290195 65376208 73548234 81720260 98064312 101445840 118494377 122580390 147096468 163440520 183870585 196128624 236988754 245160780 294192936 326881040 355483131 367741170 473977508 490321560 588385872 592471885 710966262 735482340 947955016 980643120 1066449393 1184943770 1421932524 1470964680 1777415655 1895910032 2132898786 2369887540 2843865048 2941929360 3554831310 4265797572 4739775080 5332246965 5687730096 7109662620 8531595144 9479550160 10664493930 14219325240 17063190288 21328987860 28438650480 42657975720 85315951440
• Sum of all divisors σ(n): 296742178044
• Sum of proper divisors (its aliquot sum) s(n): 211426226604
• 85315951440 is an abundant number, because the sum of its proper divisors (211426226604) is greater than itself. Its abundance is 126110275164

Bases of 85315951440

• Binary: 1001111011101001110100001101101010000₂
• Hexadecimal: 0x13DD3A1B50
• Base-36: 136YWXG0

Squares and roots of 85315951440

• 85315951440 squared (85315951440²) is 7278811570112438073600
• 85315951440 cubed (85315951440³) is 620998734456622922027264745984000
• The square root of 85315951440 is 292088.9443987913
• The cube root of 85315951440 is 4402.2707191273

Scales and comparisons

• 85,315,951,440 seconds is equal to 2,712 years, 40 weeks, 5 days, 3 hours, 24 minutes.
• To count from 1 to 85,315,951,440 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 85315951440 cubic inches would be around 366.9 feet tall.

Recreational maths with 85315951440

• 85315951440 backwards is 04415951358
• 85315951440 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 85315951440's digits is 45
• More coming soon!