28642672320

Names of 28642672320

• Cardinal: 28642672320 can be written as Twenty-eight billion, six hundred forty-two million, six hundred seventy-two thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.864267232 × 10¹⁰

Factors of 28642672320

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 9069

Divisors of 28642672320

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 47 48 60 64 71 80 94 96 120 141 142 160 188 192 213 235 240 282 284 320 355 376 426 470 480 564 568 705 710 752 852 940 960 1065 1128 1136 1410 1420 1504 1704 1880 2130 2256 2272 2820 2840 3008 3337 3408 3760 4260 4512 4544 5640 5680 6674 6816 7520 8520 8941 9024 10011 11280 11360 13348 13632 15040 16685 17040 17882 20022 22560 22720 26696 26823 33370 34080 35764 40044 44705 45120 50055 53392 53646 66740 68160 71528 80088 89410 100110 106784 107292 133480 134115 143056 160176 178820 200220 213568 214584 266960 268230 286112 320352 357640 400440 420227 429168 533920 536460 572224 634811 640704 715280 800880 840454 858336 1067840 1072920 1260681 1269622 1430560 1601760 1680908 1716672 1904433 2101135 2145840 2521362 2539244 2861120 3174055 3203520 3361816 3808866 4202270 4291680 5042724 5078488 6303405 6348110 6723632 7617732 8404540 8583360 9522165 10085448 10156976 12606810 12696220 13447264 15235464 16809080 19044330 20170896 20313952 25213620 25392440 26894528 29836117 30470928 33618160 38088660 40341792 40627904 50427240 50784880 59672234 60941856 67236320 76177320 80683584 89508351 100854480 101569760 119344468 121883712 134472640 149180585 152354640 179016702 201708960 203139520 238688936 298361170 304709280 358033404 403417920 447541755 477377872 596722340 609418560 716066808 895083510 954755744 1193444680 1432133616 1790167020 1909511488 2386889360 2864267232 3580334040 4773778720 5728534464 7160668080 9547557440 14321336160 28642672320
• Sum of all divisors σ(n): 94194026496
• Sum of proper divisors (its aliquot sum) s(n): 65551354176
• 28642672320 is an abundant number, because the sum of its proper divisors (65551354176) is greater than itself. Its abundance is 36908681856

Bases of 28642672320

• Binary: 11010101011001111000111111011000000₂
• Hexadecimal: 0x6AB3C7EC0
• Base-36: D5P3VEO

Squares and roots of 28642672320

• 28642672320 squared (28642672320²) is 820402677630894182400
• 28642672320 cubed (28642672320³) is 23498525065832295975077511168000
• The square root of 28642672320 is 169241.4615866927
• The cube root of 28642672320 is 3059.6459755323

Scales and comparisons

• 28,642,672,320 seconds is equal to 910 years, 38 weeks, 6 days, 9 hours, 52 minutes.
• To count from 1 to 28,642,672,320 would take you about one thousand, eight hundred twenty-one 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 28642672320 cubic inches would be around 255 feet tall.

Recreational maths with 28642672320

• 28642672320 backwards is 02327624682
• The number of decimal digits it has is: 11
• The sum of 28642672320's digits is 42
• More coming soon!