80455261305800728

Names of 80455261305800728

• Cardinal: 80455261305800728 can be written as Eighty quadrillion, four hundred fifty-five trillion, two hundred sixty-one billion, three hundred five million, eight hundred thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 8.0455261305800728 × 10¹⁶

Factors of 80455261305800728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 807

Divisors of 80455261305800728

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 17 34 68 127 136 254 508 661 1016 1322 2159 2644 4318 5288 8636 11237 16129 17272 22474 32258 44948 64516 83947 89896 129032 167894 274193 335788 436921 548386 671576 873842 1096772 1427099 1747684 2048383 2193544 2854198 3495368 4096766 5708396 7427657 8193532 10661269 11416792 14855314 16387064 21322538 29710628 34822511 42645076 55488967 59421256 69645022 85290152 110977934 139290044 181241573 221955868 278580088 288804781 362483146 443911736 577609562 724966292 943312439 1155219124 1353981163 1449932584 1886624878 2310438248 2707962326 3773249756 4909681277 5415924652 7047098809 7546499512 9819362554 10831849304 14094197618 19638725108 23017679771 28188395236 36678207187 39277450216 46035359542 56376790472 73356414374 92070719084 119800679753 146712828748 184141438168 239601359506 293425657496 479202719012 623529522179 894981548743 958405438024 1247059044358 1789963097486 2494118088716 3579926194972 4658132312749 4988236177432 7159852389944 9316264625498 15214686328631 18632529250996 30429372657262 37265058501992 60858745314524 79188249316733 121717490629048 158376498633466 316752997266932 591582803719123 633505994533864 1183165607438246 2366331214876492 4732662429752984 10056907663225091 20113815326450182 40227630652900364 80455261305800728
• Sum of all divisors σ(n): 161238965690419200
• Sum of proper divisors (its aliquot sum) s(n): 80783704384618472
• 80455261305800728 is an abundant number, because the sum of its proper divisors (80783704384618472) is greater than itself. Its abundance is 328443078817744

Bases of 80455261305800728

• Binary: 100011101110101011010001001000110011100011000100000011000₂
• Hexadecimal: 0x11DD5A246718818
• Base-36: M070CSO6O7S

Squares and roots of 80455261305800728

• 80455261305800728 squared (80455261305800728²) is 6473049071784675863974101245329984
• 80455261305800728 cubed (80455261305800728³) is 520790854515706950967914951380758027813439707428352
• The square root of 80455261305800728 is 283646366.6359939961
• The cube root of 80455261305800728 is 431702.7513819737

Scales and comparisons

• 80,455,261,305,800,728 seconds is equal to 2,558,228,445 years, 3 weeks, 1 day, 7 hours, 45 minutes, 28 seconds.
• To count from 1 to 80,455,261,305,800,728 would take you about seven billion, six hundred seventy-four million, six hundred eighty-five thousand, three hundred thirty-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 80455261305800728 cubic inches would be around 35975.2 feet tall.

Recreational maths with 80455261305800728

• 80455261305800728 backwards is 82700850316255408
• The number of decimal digits it has is: 17
• The sum of 80455261305800728's digits is 64
• More coming soon!