128268308480

Names of 128268308480

• Cardinal: 128268308480 can be written as One hundred twenty-eight billion, two hundred sixty-eight million, three hundred eight thousand, four hundred eighty.

Scientific notation

• Scientific notation: 1.2826830848 × 10¹¹

Factors of 128268308480

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 535

Divisors of 128268308480

• Number of divisors d(n): 416
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 29 32 37 40 52 58 64 65 74 80 104 116 128 130 145 148 160 185 208 232 256 260 290 296 320 370 377 416 449 464 481 512 520 580 592 640 740 754 832 898 928 962 1024 1040 1073 1160 1184 1280 1480 1508 1664 1796 1856 1885 1924 2048 2080 2146 2245 2320 2368 2405 2560 2960 3016 3328 3592 3712 3770 3848 4096 4160 4292 4490 4640 4736 4810 5120 5365 5837 5920 6032 6656 7184 7424 7540 7696 8320 8584 8980 9280 9472 9620 10240 10730 11674 11840 12064 13021 13312 13949 14368 14848 15080 15392 16613 16640 17168 17960 18560 18944 19240 20480 21460 23348 23680 24128 26042 26624 27898 28736 29185 29696 30160 30784 33226 33280 34336 35920 37120 37888 38480 42920 46696 47360 48256 52084 53248 55796 57472 58370 59392 60320 61568 65105 66452 66560 68672 69745 71840 74240 75776 76960 83065 85840 93392 94720 96512 104168 111592 114944 116740 118784 120640 123136 130210 132904 133120 137344 139490 143680 148480 151552 153920 166130 169273 171680 186784 189440 193024 208336 215969 223184 229888 233480 241280 246272 260420 265808 266240 274688 278980 287360 296960 307840 332260 338546 343360 373568 378880 386048 416672 431938 446368 459776 466960 481777 482560 492544 520840 531616 549376 557960 574720 593920 615680 664520 677092 686720 747136 757760 772096 833344 846365 863876 892736 919552 933920 963554 965120 985088 1041680 1063232 1079845 1098752 1115920 1149440 1231360 1329040 1354184 1373440 1494272 1544192 1666688 1692730 1727752 1785472 1839104 1867840 1927108 1930240 1970176 2083360 2126464 2159690 2197504 2231840 2298880 2408885 2462720 2658080 2708368 2746880 2988544 3333376 3385460 3455504 3570944 3735680 3854216 3860480 4166720 4252928 4319380 4395008 4463680 4597760 4817770 4925440 5316160 5416736 5493760 5977088 6263101 6666752 6770920 6911008 7141888 7471360 7708432 7720960 8333440 8505856 8638760 8927360 9195520 9635540 9850880 10632320 10833472 10987520 11954176 12526202 13333504 13541840 13822016 14283776 14942720 15416864 16666880 17011712 17277520 17854720 19271080 21264640 21666944 21975040 23908352 25052404 26667008 27083680 27644032 28567552 29885440 30833728 31315505 33333760 34023424 34555040 35709440 38542160 42529280 43333888 50104808 53334016 54167360 55288064 57135104 59770880 61667456 62631010 66667520 68046848 69110080 71418880 77084320 85058560 86667776 100209616 108334720 110576128 119541760 123334912 125262020 133335040 138220160 142837760 154168640 170117120 173335552 200419232 216669440 221152256 246669824 250524040 266670080 276440320 285675520 308337280 340234240 346671104 400838464 433338880 442304512 493339648 501048080 552880640 616674560 693342208 801676928 866677760 884609024 986679296 1002096160 1105761280 1233349120 1603353856 1733355520 1973358592 2004192320 2211522560 2466698240 3206707712 3466711040 4008384640 4423045120 4933396480 6413415424 8016769280 9866792960 12826830848 16033538560 25653661696 32067077120 64134154240 128268308480
• Sum of all divisors σ(n): 352966572000
• Sum of proper divisors (its aliquot sum) s(n): 224698263520
• 128268308480 is an abundant number, because the sum of its proper divisors (224698263520) is greater than itself. Its abundance is 96429955040

Bases of 128268308480

• Binary: 1110111011101011000110001000000000000₂
• Hexadecimal: 0x1DDD631000
• Base-36: 1MXBN08W

Squares and roots of 128268308480

• 128268308480 squared (128268308480²) is 16452758960320439910400
• 128268308480 cubed (128268308480³) is 2110367561669466266076490760192000
• The square root of 128268308480 is 358145.6526051935
• The cube root of 128268308480 is 5043.2030701623

Scales and comparisons

• 128,268,308,480 seconds is equal to 4,078 years, 27 weeks, 5 days, 21 hours, 41 minutes, 20 seconds.
• To count from 1 to 128,268,308,480 would take you about eight thousand, one hundred fifty-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 128268308480 cubic inches would be around 420.3 feet tall.

Recreational maths with 128268308480

• 128268308480 backwards is 084803862821
• The number of decimal digits it has is: 12
• The sum of 128268308480's digits is 50
• More coming soon!