128013917200

Names of 128013917200

• Cardinal: 128013917200 can be written as One hundred twenty-eight billion, thirteen million, nine hundred seventeen thousand, two hundred.

Scientific notation

• Scientific notation: 1.280139172 × 10¹¹

Factors of 128013917200

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 215

Divisors of 128013917200

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 25 26 31 37 40 50 52 62 65 74 80 100 104 124 127 130 148 155 169 185 200 208 248 254 260 296 310 325 338 370 400 403 481 496 508 520 592 620 635 650 676 740 775 806 845 925 962 1016 1040 1147 1240 1270 1300 1352 1480 1550 1612 1651 1690 1850 1924 2015 2032 2197 2294 2405 2480 2540 2600 2704 2960 3100 3175 3224 3302 3380 3700 3848 3937 4030 4225 4394 4588 4699 4810 5080 5200 5239 5735 6200 6253 6350 6448 6604 6760 7400 7696 7874 8060 8255 8450 8788 9176 9398 9620 10075 10160 10478 10985 11470 12025 12400 12506 12700 13208 13520 14800 14911 15748 16120 16510 16900 17576 18352 18796 19240 19685 20150 20956 21463 21970 22940 23495 24050 25012 25400 26195 26416 28675 29822 31265 31496 32240 33020 33800 35152 37592 38480 39370 40300 41275 41912 42926 43940 45880 46990 48100 50024 50800 51181 52390 54925 57350 59644 61087 62530 62992 66040 67600 68107 74555 75184 78740 80600 81289 82550 83824 85852 87880 91760 93980 96200 98425 100048 102362 104780 107315 109850 114700 117475 119288 122174 125060 130975 132080 136214 145669 149110 156325 157480 161200 162578 165100 171704 175760 187960 192400 193843 196850 204724 209560 214630 219700 229400 234950 238576 244348 250120 255905 261950 272428 279019 291338 298220 305435 312650 314960 325156 330200 340535 343408 372775 375920 387686 393700 406445 409448 419120 429260 439400 458800 469900 488696 500240 511810 523900 536575 544856 558038 582676 596440 610870 625300 650312 660400 665353 681070 728345 745550 775372 787400 794131 812890 818896 858520 878800 939800 969215 977392 1023620 1047800 1073150 1089712 1116076 1165352 1192880 1221740 1250600 1279525 1300624 1330706 1362140 1395095 1456690 1491100 1527175 1550744 1574800 1588262 1625780 1702675 1717040 1879600 1893697 1938430 2032225 2047240 2095600 2146300 2232152 2330704 2443480 2501200 2519959 2559050 2661412 2724280 2790190 2913380 2982200 3054350 3101488 3176524 3251560 3326765 3405350 3641725 3787394 3876860 3970655 4064450 4094480 4292600 4464304 4846075 4886960 5039918 5118100 5322824 5448560 5580380 5826760 5964400 6108700 6353048 6503120 6653530 6810700 6975475 7283450 7574788 7753720 7941310 8128900 8585200 8649589 9468485 9692150 10079836 10236200 10323703 10645648 11160760 11653520 12217400 12599795 12706096 13307060 13621400 13950950 14566900 15149576 15507440 15882620 16257800 16633825 17299178 18936970 19384300 19853275 20159672 20472400 20647406 22321520 24434800 24618061 25199590 26614120 27242800 27901900 29133800 30299152 31765240 32515600 33267650 34598356 37873940 38768600 39706550 40319344 41294812 43247945 47342425 49236122 50399180 51618515 53228240 55803800 58267600 62998975 63530480 66535300 69196712 75747880 77537200 79413100 82589624 86495890 94684850 98472244 100798360 103237030 111607600 123090305 125997950 133070600 138393424 151495760 158826200 165179248 172991780 189369700 196944488 201596720 206474060 216239725 246180610 251995900 258092575 266141200 317652400 320034793 345983560 378739400 393888976 412948120 432479450 492361220 503991800 516185150 615451525 640069586 691967120 757478800 825896240 864958900 984722440 1007983600 1032370300 1230903050 1280139172 1600173965 1729917800 1969444880 2064740600 2461806100 2560278344 3200347930 3459835600 4129481200 4923612200 5120556688 6400695860 8000869825 9847224400 12801391720 16001739650 25602783440 32003479300 64006958600 128013917200
• Sum of all divisors σ(n): 355994992640
• Sum of proper divisors (its aliquot sum) s(n): 227981075440
• 128013917200 is an abundant number, because the sum of its proper divisors (227981075440) is greater than itself. Its abundance is 99967158240

Bases of 128013917200

• Binary: 1110111001110001110010101110000010000₂
• Hexadecimal: 0x1DCE395C10
• Base-36: 1MT46IOG

Squares and roots of 128013917200

• 128013917200 squared (128013917200²) is 16387562996888455840000
• 128013917200 cubed (128013917200³) is 2097836132593462643537616448000000
• The square root of 128013917200 is 357790.3257495933
• The cube root of 128013917200 is 5039.8668447647

Scales and comparisons

• 128,013,917,200 seconds is equal to 4,070 years, 23 weeks, 1 day, 13 hours, 26 minutes, 40 seconds.
• To count from 1 to 128,013,917,200 would take you about eight thousand, one hundred forty 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 128013917200 cubic inches would be around 420 feet tall.

Recreational maths with 128013917200

• 128013917200 backwards is 002719310821
• The number of decimal digits it has is: 12
• The sum of 128013917200's digits is 34
• More coming soon!