428781075120

Names of 428781075120

• Cardinal: 428781075120 can be written as Four hundred twenty-eight billion, seven hundred eighty-one million, seventy-five thousand, one hundred twenty.

Scientific notation

• Scientific notation: 4.2878107512 × 10¹¹

Factors of 428781075120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2876986

Divisors of 428781075120

• Number of divisors d(n): 200
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 23 24 27 30 36 40 45 46 48 54 60 69 72 80 81 90 92 108 115 120 135 138 144 162 180 184 207 216 230 240 270 276 324 345 360 368 405 414 432 460 540 552 621 648 690 720 810 828 920 1035 1080 1104 1242 1296 1380 1620 1656 1840 1863 2070 2160 2484 2760 3105 3240 3312 3726 4140 4968 5520 6210 6480 7452 8280 9315 9936 12420 14904 16560 18630 24840 29808 37260 49680 74520 149040 2876953 5753906 8630859 11507812 14384765 17261718 23015624 25892577 28769530 34523436 43154295 46031248 51785154 57539060 66169919 69046872 77677731 86308590 103570308 115078120 129462885 132339838 138093744 155355462 172617180 198509757 207140616 230156240 233033193 258925770 264679676 310710924 330849595 345234360 388388655 397019514 414281232 466066386 517851540 529359352 595529271 621421848 661699190 690468720 776777310 794039028 932132772 992548785 1035703080 1058718704 1165165965 1191058542 1242843696 1323398380 1553554620 1588078056 1786587813 1864265544 1985097570 2071406160 2330331930 2382117084 2646796760 2977646355 3107109240 3176156112 3573175626 3728531088 3970195140 4660663860 4764234168 5293593520 5359763439 5955292710 6214218480 7146351252 7940390280 8932939065 9321327720 9528468336 10719526878 11910585420 14292702504 15880780560 17865878130 18642655440 21439053756 23821170840 26798817195 28585405008 35731756260 42878107512 47642341680 53597634390 71463512520 85756215024 107195268780 142927025040 214390537560 428781075120
• Sum of all divisors σ(n): 1553969441376
• Sum of proper divisors (its aliquot sum) s(n): 1125188366256
• 428781075120 is an abundant number, because the sum of its proper divisors (1125188366256) is greater than itself. Its abundance is 696407291136

Bases of 428781075120

• Binary: 110001111010101010101111111101010110000₂
• Hexadecimal: 0x63D557FAB0
• Base-36: 5GZ96J00

Squares and roots of 428781075120

• 428781075120 squared (428781075120²) is 183853210381063083014400
• 428781075120 cubed (428781075120³) is 78832777211455773623456242441728000
• The square root of 428781075120 is 654813.7713273905
• The cube root of 428781075120 is 7540.7035857213

Scales and comparisons

• 428,781,075,120 seconds is equal to 13,633 years, 47 weeks, 2 days, 22 hours, 12 minutes.
• To count from 1 to 428,781,075,120 would take you about twenty-seven thousand, two hundred sixty-seven 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 428781075120 cubic inches would be around 628.4 feet tall.

Recreational maths with 428781075120

• 428781075120 backwards is 021570187824
• 428781075120 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 428781075120's digits is 45
• More coming soon!