128471047140

Names of 128471047140

• Cardinal: 128471047140 can be written as One hundred twenty-eight billion, four hundred seventy-one million, forty-seven thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.2847104714 × 10¹¹

Factors of 128471047140

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1213

Divisors of 128471047140

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 17 19 20 30 34 38 51 57 60 61 68 76 85 95 102 109 114 122 170 183 190 204 218 228 244 255 285 305 323 327 340 366 380 436 510 545 570 610 646 654 732 915 969 997 1020 1037 1090 1140 1159 1220 1292 1308 1615 1635 1830 1853 1938 1994 2071 2074 2180 2318 2991 3111 3230 3270 3477 3660 3706 3876 3988 4142 4148 4636 4845 4985 5185 5559 5795 5982 6213 6222 6460 6540 6649 6954 7412 8284 9265 9690 9970 10355 10370 11118 11590 11964 12426 12444 13298 13908 14955 15555 16949 17385 18530 18943 19380 19703 19940 19947 20710 20740 22236 23180 24852 26596 27795 29910 31065 31110 33245 33898 34770 35207 37060 37886 39406 39894 41420 50847 55590 56829 59109 59820 60817 62130 62220 66490 67796 69540 70414 75772 78812 79788 84745 94715 98515 99735 101694 105621 108673 111180 113033 113658 118218 121634 124260 126331 132980 140828 169490 176035 182451 189430 197030 199470 203388 211242 217346 226066 227316 236436 243268 252662 254235 284145 295545 304085 322031 326019 338980 339099 352070 364902 378860 378993 394060 398940 422484 434692 452132 505324 508470 528105 543365 565165 568290 591090 608170 631655 644062 652038 678198 704140 729804 757986 912255 966093 1016940 1033889 1056210 1086730 1130330 1136580 1155523 1182180 1216340 1263310 1288124 1304076 1356396 1515972 1610155 1630095 1695495 1824510 1847441 1894965 1932186 2064787 2067778 2112420 2147627 2173460 2260660 2311046 2526620 3101667 3220310 3260190 3390990 3466569 3649020 3694882 3789930 3864372 4129574 4135556 4295254 4622092 4830465 5169445 5542323 5777615 6194361 6203334 6440620 6442881 6520380 6629053 6781980 6933138 7389764 7579860 8259148 8590508 9237205 9660930 10323935 10338890 10738135 11084646 11555230 12388722 12406668 12885762 13258106 13866276 15508335 17332845 18474410 19321860 19643891 19887159 20647870 20677780 21476270 22169292 23110460 24777444 25771524 26516212 27711615 30971805 31016670 32214405 33145265 34665690 35101379 36948820 39287782 39774318 41295740 42952540 55423230 58931673 61943610 62033340 64428810 66290530 69331380 70202758 78575564 79548636 98219455 99435795 105304137 110846460 112693901 117863346 123887220 125952007 128857620 132581060 140405516 175506895 196438910 198871590 210608274 225387802 235726692 251904014 294658365 338081703 351013790 377856021 392877820 397743180 421216548 450775604 503808028 526520685 563469505 589316730 629760035 676163406 702027580 755712042 1053041370 1126939010 1178633460 1259520070 1352326812 1511424084 1690408515 1889280105 2106082740 2141184119 2253878020 2519040140 3380817030 3778560210 4282368238 6423552357 6761634060 7557120420 8564736476 10705920595 12847104714 21411841190 25694209428 32117761785 42823682380 64235523570 128471047140
• Sum of all divisors σ(n): 411648652800
• Sum of proper divisors (its aliquot sum) s(n): 283177605660
• 128471047140 is an abundant number, because the sum of its proper divisors (283177605660) is greater than itself. Its abundance is 154706558520

Bases of 128471047140

• Binary: 1110111101001011110001001101111100100₂
• Hexadecimal: 0x1DE9789BE4
• Base-36: 1N0OCEEC

Squares and roots of 128471047140

• 128471047140 squared (128471047140²) is 16504809953248102179600
• 128471047140 cubed (128471047140³) is 2120390217540478131230928346344000
• The square root of 128471047140 is 358428.5802499571
• The cube root of 128471047140 is 5045.8587378719

Scales and comparisons

• 128,471,047,140 seconds is equal to 4,084 years, 51 weeks, 9 hours, 59 minutes.
• To count from 1 to 128,471,047,140 would take you about eight thousand, one hundred sixty-nine 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 128471047140 cubic inches would be around 420.5 feet tall.

Recreational maths with 128471047140

• 128471047140 backwards is 041740174821
• The number of decimal digits it has is: 12
• The sum of 128471047140's digits is 39
• More coming soon!