128292600072

Names of 128292600072

• Cardinal: 128292600072 can be written as One hundred twenty-eight billion, two hundred ninety-two million, six hundred thousand and seventy-two.

Scientific notation

• Scientific notation: 1.28292600072 × 10¹¹

Factors of 128292600072

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 241

Divisors of 128292600072

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 21 24 26 28 39 42 49 52 56 78 84 91 98 103 104 113 147 156 168 182 196 206 226 273 294 309 312 339 343 364 392 412 452 546 588 618 637 678 686 721 728 791 824 904 1029 1092 1176 1236 1274 1339 1356 1372 1442 1469 1582 1911 2058 2163 2184 2373 2472 2548 2678 2712 2744 2884 2938 3164 3822 4017 4116 4326 4407 4459 4746 5047 5096 5356 5537 5768 5876 6328 7644 8034 8232 8652 8814 8918 9373 9492 10094 10283 10609 10712 11074 11639 11752 13377 15141 15288 16068 16611 17304 17628 17836 18746 18984 20188 20566 21218 22148 23278 26754 28119 30282 30849 31827 32136 33222 34917 35256 35329 35672 37492 38759 40376 41132 42436 44296 46556 53508 56238 60564 61698 63654 65611 66444 69834 70658 71981 74263 74984 77518 81473 82264 84872 93112 105987 107016 112476 116277 121128 123396 127308 131222 132888 137917 139668 141316 143962 148526 151307 155036 162946 196833 211974 215943 222789 224952 232554 244419 246792 254616 262444 275834 279336 282632 287924 297052 302614 310072 325892 393666 413751 423948 431886 445578 453921 459277 465108 488838 503867 519841 524888 551668 570311 575848 594104 605228 651784 787332 827502 847896 863772 891156 907842 918554 930216 965419 977676 1007734 1039682 1059149 1103336 1140622 1198817 1210456 1377831 1511601 1559523 1574664 1655004 1710933 1727544 1782312 1815684 1837108 1930838 1955352 2015468 2079364 2118298 2281244 2397634 2755662 2896257 3023202 3119046 3177447 3310008 3421866 3596451 3631368 3638887 3674216 3861676 3992177 4030936 4158728 4236596 4562488 4795268 5511324 5792514 6046404 6238092 6354894 6757933 6843732 7192902 7277774 7414043 7723352 7984354 8391719 8473192 9590536 10916661 11022648 11585028 11976531 12092808 12476184 12709788 13515866 13687464 14385804 14555548 14828086 15584621 15968708 16783438 20273799 21833322 22242129 23170056 23953062 25175157 25419576 27031732 28771608 29111096 29656172 31169242 31937416 33566876 40547598 43666644 44484258 46753863 47305531 47906124 50350314 51898301 54063464 58742033 59312344 62338484 67133752 81095196 87333288 88968516 93507726 94611062 95812248 100700628 103796602 109092347 117484066 124676968 141916593 155694903 162190392 176226099 177937032 187015452 189222124 201401256 207593204 218184694 234968132 283833186 311389806 327277041 352452198 374030904 378444248 411194231 415186408 436369388 469936264 567666372 622779612 654554082 704904396 763646429 822388462 872738776 1135332744 1233582693 1245559224 1309108164 1409808792 1527292858 1644776924 2290939287 2467165386 2618216328 3054585716 3289553848 4581878574 4934330772 5345525003 6109171432 9163757148 9868661544 10691050006 16036575009 18327514296 21382100012 32073150018 42764200024 64146300036 128292600072
• Sum of all divisors σ(n): 410350752000
• Sum of proper divisors (its aliquot sum) s(n): 282058151928
• 128292600072 is an abundant number, because the sum of its proper divisors (282058151928) is greater than itself. Its abundance is 153765551856

Bases of 128292600072

• Binary: 1110111011110110101011011100100001000₂
• Hexadecimal: 0x1DDED5B908
• Base-36: 1MXQ3NRC

Squares and roots of 128292600072

• 128292600072 squared (128292600072²) is 16458991233234134405184
• 128292600072 cubed (128292600072³) is 2111566779873860880383366515573248
• The square root of 128292600072 is 358179.5640066585
• The cube root of 128292600072 is 5043.5214124977

Scales and comparisons

• 128,292,600,072 seconds is equal to 4,079 years, 16 weeks, 1 hour, 21 minutes, 12 seconds.
• To count from 1 to 128,292,600,072 would take you about eight thousand, one hundred fifty-eight 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 128292600072 cubic inches would be around 420.3 feet tall.

Recreational maths with 128292600072

• 128292600072 backwards is 270006292821
• 128292600072 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128292600072's digits is 39
• More coming soon!