128072967120

Names of 128072967120

• Cardinal: 128072967120 can be written as One hundred twenty-eight billion, seventy-two million, nine hundred sixty-seven thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.2807296712 × 10¹¹

Factors of 128072967120

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 10694

Divisors of 128072967120

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 19 20 21 24 28 30 35 36 38 40 42 45 48 56 57 60 63 70 72 76 80 84 90 95 105 112 114 120 126 127 133 140 144 152 168 171 180 190 210 228 240 252 254 266 280 285 304 315 336 342 360 380 381 399 420 456 504 508 532 560 570 630 635 665 684 720 760 762 798 840 855 889 912 1008 1016 1064 1140 1143 1197 1260 1270 1330 1368 1520 1524 1596 1680 1710 1778 1905 1995 2032 2128 2280 2286 2394 2413 2520 2540 2660 2667 2736 3048 3192 3420 3556 3810 3990 4445 4560 4572 4788 4826 5040 5080 5320 5334 5715 5985 6096 6384 6840 7112 7239 7620 7980 8001 8890 9144 9576 9652 10160 10531 10640 10668 11430 11970 12065 13335 13680 14224 14478 15240 15960 16002 16891 17780 18288 19152 19304 21062 21336 21717 22860 23940 24130 26670 28956 30480 31593 31920 32004 33782 35560 36195 38608 40005 42124 42672 43434 45720 47880 48260 50673 52655 53340 57912 63186 64008 67564 71120 72390 73717 80010 84248 84455 86868 91440 94779 95760 96520 101346 105310 106680 108585 115824 126372 128016 135128 144780 147434 152019 157965 160020 168496 168910 173736 189558 193040 200089 202692 210620 213360 217170 221151 252744 253365 270256 289560 294868 304038 315930 320040 337820 347472 368585 379116 400178 405384 421240 434340 442302 473895 505488 506730 579120 589736 600267 608076 631860 640080 663453 675640 737170 758232 760095 800356 810768 842480 868680 884604 947790 1000445 1013460 1105755 1179472 1200534 1216152 1263720 1326906 1337437 1351280 1400623 1474340 1516464 1520190 1600712 1737360 1769208 1800801 1895580 2000890 2026920 2211510 2401068 2432304 2527440 2653812 2674874 2801246 2948680 3001335 3040380 3201424 3317265 3538416 3601602 3791160 4001780 4012311 4053840 4201869 4423020 4802136 5307624 5349748 5602492 5897360 6002670 6080760 6634530 6687185 7003115 7203204 7582320 8003560 8024622 8403738 8846040 9004005 9362059 9604272 10615248 10699496 11204984 12005340 12036933 12161520 12605607 13269060 13374370 14006230 14406408 16007120 16049244 16807476 17692080 18008010 18724118 20061555 21009345 21398992 22409968 24010680 24073866 25211214 25411303 26538120 26748740 28012460 28086177 28812816 32098488 33614952 36016020 37448236 40123110 42018690 46810295 48021360 48147732 50422428 50822606 53076240 53497480 56024920 56172354 60184665 63028035 64196976 67229904 72032040 74896472 76233909 80246220 84037380 84258531 93620590 96295464 100844856 101645212 106994960 112049840 112344708 120369330 126056070 127056515 140430885 144064080 149792944 152467818 160492440 168074760 168517062 177879121 187241180 192590928 201689712 203290424 224689416 228701727 240738660 252112140 254113030 280861770 304935636 320984880 336149520 337034124 355758242 374482360 381169545 406580848 421292655 449378832 457403454 481477320 504224280 508226060 533637363 561723540 609871272 674068248 711516484 748964720 762339090 842585310 889395605 914806908 962954640 1008448560 1016452120 1067274726 1123447080 1143508635 1219742544 1348136496 1423032968 1524678180 1600912089 1685170620 1778791210 1829613816 2032904240 2134549452 2246894160 2287017270 2668186815 2846065936 3049356360 3201824178 3370341240 3557582420 3659227632 4269098904 4574034540 5336373630 6098712720 6403648356 6740682480 7115164840 8004560445 8538197808 9148069080 10672747260 12807296712 14230329680 16009120890 18296138160 21345494520 25614593424 32018241780 42690989040 64036483560 128072967120
• Sum of all divisors σ(n): 521551380480
• Sum of proper divisors (its aliquot sum) s(n): 393478413360
• 128072967120 is an abundant number, because the sum of its proper divisors (393478413360) is greater than itself. Its abundance is 265405446240

Bases of 128072967120

• Binary: 1110111010001101111100110001111010000₂
• Hexadecimal: 0x1DD1BE63D0
• Base-36: 1MU3C5W0

Squares and roots of 128072967120

• 128072967120 squared (128072967120²) is 16402684906920601094400
• 128072967120 cubed (128072967120³) is 2100740524763762404413727216128000
• The square root of 128072967120 is 357872.8365215779
• The cube root of 128072967120 is 5040.6416511111

Scales and comparisons

• 128,072,967,120 seconds is equal to 4,072 years, 16 weeks, 6 days, 12 minutes.
• To count from 1 to 128,072,967,120 would take you about eight thousand, one hundred forty-four 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 128072967120 cubic inches would be around 420.1 feet tall.

Recreational maths with 128072967120

• 128072967120 backwards is 021769270821
• 128072967120 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128072967120's digits is 45
• More coming soon!