128173029040

Names of 128173029040

• Cardinal: 128173029040 can be written as One hundred twenty-eight billion, one hundred seventy-three million, twenty-nine thousand and forty.

Scientific notation

• Scientific notation: 1.2817302904 × 10¹¹

Factors of 128173029040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 280

Divisors of 128173029040

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 31 35 37 40 41 56 62 70 74 80 82 112 124 140 148 155 157 164 185 205 217 248 259 280 287 296 310 314 328 370 410 434 496 518 560 574 592 620 628 656 740 785 820 868 961 1036 1085 1099 1147 1148 1240 1256 1271 1295 1435 1480 1517 1570 1640 1736 1922 2072 2170 2198 2294 2296 2480 2512 2542 2590 2870 2960 3034 3140 3280 3472 3844 4144 4340 4396 4588 4592 4805 4867 5084 5180 5495 5735 5740 5809 6068 6280 6355 6437 6727 7585 7688 8029 8680 8792 8897 9176 9610 9734 10168 10360 10619 10990 11470 11480 11618 12136 12560 12710 12874 13454 15170 15376 16058 17360 17584 17794 18352 19220 19468 20336 20720 21238 21980 22940 22960 23236 24272 24335 25420 25748 26908 29045 30340 32116 32185 33635 34069 35557 35588 38440 38936 39401 40145 40663 42476 43960 44485 45059 45880 46472 47027 48670 50840 51496 53095 53816 58090 60680 64232 64370 67270 68138 71114 71176 76880 77872 78802 80290 81326 84952 87920 88970 90118 91760 92944 94054 97340 101680 102992 106190 107632 116180 121360 128464 128740 134540 136276 142228 142352 150877 157604 160580 162652 169904 170345 177785 177940 180079 180236 188108 194680 197005 199547 203315 212380 225295 232360 235135 238169 248899 257480 269080 272552 275807 284456 301754 315208 321160 325304 329189 340690 355570 355880 360158 360472 376216 389360 394010 399094 406630 424760 450590 464720 470270 476338 497798 514960 538160 545104 551614 568912 603508 630416 642320 650608 658378 681380 711140 711760 720316 720944 752432 754385 788020 798188 813260 849520 900395 901180 940540 952676 995596 997735 1056139 1103228 1190845 1207016 1244495 1260553 1316756 1362760 1379035 1396829 1422280 1440632 1457837 1508770 1576040 1596376 1626520 1645945 1667183 1800790 1802360 1881080 1905352 1991192 1995470 2112278 2206456 2381690 2414032 2488990 2521106 2633512 2725520 2758070 2793658 2844560 2881264 2915674 3017540 3152080 3192752 3253040 3291890 3334366 3601580 3604720 3762160 3810704 3982384 3990940 4224556 4412912 4763380 4977980 5042212 5267024 5280695 5516140 5582449 5587316 5831348 6035080 6185957 6302765 6583780 6668732 6984145 7203160 7289185 7383239 7981880 8335915 8449112 9526760 9955960 10084424 10204859 10561390 11032280 11164898 11174632 11662696 12070160 12371914 12605530 13167560 13337464 13968290 14406320 14578370 14766478 15963760 16671830 16898224 19053520 19911920 20168848 20409718 21122780 22064560 22329796 22349264 23325392 24743828 25211060 26335120 26674928 27912245 27936580 29156740 29532956 30929785 33343660 36916195 39077143 40819436 42245560 43301699 44659592 49487656 50422120 51024295 51682673 55824490 55873160 58313480 59065912 61859570 66687320 73832390 78154286 81638872 84491120 86603398 89319184 98975312 100844240 102048590 103365346 111648980 111746320 116626960 118131824 123719140 133374640 147664780 156308572 163277744 173206796 195385715 204097180 206730692 216508495 223297960 228880409 247438280 258413365 295329560 312617144 346413592 390771430 408194360 413461384 433016990 446595920 457760818 494876560 516826730 590659120 625234288 692827184 781542860 816388720 826922768 866033980 915521636 1033653460 1144402045 1563085720 1602162863 1732067960 1831043272 2067306920 2288804090 3126171440 3204325726 3464135920 3662086544 4134613840 4577608180 6408651452 8010814315 9155216360 12817302904 16021628630 18310432720 25634605808 32043257260 64086514520 128173029040
• Sum of all divisors σ(n): 372599402112
• Sum of proper divisors (its aliquot sum) s(n): 244426373072
• 128173029040 is an abundant number, because the sum of its proper divisors (244426373072) is greater than itself. Its abundance is 116253344032

Bases of 128173029040

• Binary: 1110111010111101101010011011010110000₂
• Hexadecimal: 0x1DD7B536B0
• Base-36: 1MVQWU5S

Squares and roots of 128173029040

• 128173029040 squared (128173029040²) is 16428325373288683321600
• 128173029040 cubed (128173029040³) is 2105668225149099247682800459264000
• The square root of 128173029040 is 358012.6101689713
• The cube root of 128173029040 is 5041.9540409555

Scales and comparisons

• 128,173,029,040 seconds is equal to 4,075 years, 26 weeks, 2 days, 3 hours, 10 minutes, 40 seconds.
• To count from 1 to 128,173,029,040 would take you about eight thousand, one hundred fifty-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 128173029040 cubic inches would be around 420.2 feet tall.

Recreational maths with 128173029040

• 128173029040 backwards is 040920371821
• 128173029040 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128173029040's digits is 37
• More coming soon!