28123331279940

Names of 28123331279940

• Cardinal: 28123331279940 can be written as Twenty-eight trillion, one hundred twenty-three billion, three hundred thirty-one million, two hundred seventy-nine thousand, nine hundred forty.

Scientific notation

• Scientific notation: 2.812333127994 × 10¹³

Factors of 28123331279940

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 960

Divisors of 28123331279940

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 45 52 54 60 65 78 81 90 108 117 130 135 156 162 169 180 195 234 243 260 270 324 338 351 390 405 468 486 507 540 585 676 702 729 780 810 845 937 972 1014 1053 1170 1215 1404 1458 1521 1620 1690 1755 1874 2028 2106 2197 2340 2430 2535 2811 2916 3042 3159 3380 3510 3645 3748 4212 4394 4563 4685 4860 5070 5265 5622 6084 6318 6591 7020 7290 7605 8433 8788 9126 9370 9477 10140 10530 10985 11244 12181 12636 13182 13689 14055 14580 15210 15795 16866 18252 18740 18954 19773 21060 21970 22815 24362 25299 26364 27378 28110 30420 31590 32955 33732 36543 37908 39546 41067 42165 43940 45630 47385 48724 50598 54756 56220 59319 60905 63180 65910 68445 73086 75897 79092 82134 84330 91260 94770 98865 101196 109629 118638 121810 123201 126495 131820 136890 146172 151794 158353 164268 168660 177957 182715 189540 197730 205335 219258 227691 237276 243620 246402 252990 273780 296595 303588 316706 328887 355914 365430 379485 395460 410670 438516 455382 475059 492804 505980 533871 548145 593190 616005 633412 657774 683073 711828 730860 758970 791765 821340 877969 889785 910764 950118 986661 1067742 1096290 1138455 1186380 1232010 1315548 1366146 1425177 1517940 1583530 1601613 1644435 1755938 1779570 1900236 1973322 2058589 2135484 2192580 2276910 2375295 2464020 2633907 2669355 2732292 2850354 2959983 3167060 3203226 3288870 3415365 3511876 3559140 3946644 4117178 4275531 4389845 4553820 4750590 4933305 5267814 5338710 5700708 5919966 6175767 6406452 6577740 6830730 7125885 7901721 8008065 8234356 8551062 8779690 8879949 9501180 9866610 10292945 10535628 10677420 11413597 11839932 12351534 12826593 13169535 13661460 14251770 14799915 15803442 16016130 17102124 17559380 17759898 18527301 19733220 20585890 21377655 22827194 23705163 24703068 25653186 26339070 28503540 29599830 30878835 31606884 32032260 34240791 35519796 37054602 38479779 39508605 41171780 42755310 44399745 45654388 47410326 51306372 52678140 55581903 57067985 59199660 61757670 64132965 68481582 71115489 74109204 76959558 79017210 85510620 88799490 92636505 94820652 102722373 111163806 114135970 115439337 118525815 123515340 128265930 136963164 142230978 148376761 153919116 158034420 166745709 171203955 177598980 185273010 192398895 205444746 213346467 222327612 228271940 230878674 237051630 256531860 277909515 284461956 296753522 308167119 333491418 342407910 355577445 370546020 384797790 410889492 426692934 445130283 461757348 474103260 500237127 513611865 555819030 577196685 593507044 616334238 640039401 666982836 684815820 711154890 741883805 769595580 833728545 853385868 890260566 924501357 1000474254 1027223730 1066732335 1111638060 1154393370 1232668476 1280078802 1335390849 1422309780 1483767610 1500711381 1540835595 1667457090 1780521132 1849002714 1928897893 2000948508 2054447460 2133464670 2225651415 2308786740 2501185635 2560157604 2670781698 2773504071 2967535220 3001422762 3081671190 3200197005 3334914180 3698005428 3857795786 4006172547 4266929340 4451302830 4622506785 5002371270 5341563396 5547008142 5786693679 6002845524 6163342380 6400394010 6676954245 7503556905 7715591572 8012345094 8320512213 8902605660 9245013570 9644489465 10004742540 11094016284 11573387358 12018517641 12800788020 13353908490 13867520355 15007113810 16024690188 16641024426 17360081037 18490027140 19288978930 20030862735 23146774716 24037035282 26707816980 27735040710 28933468395 30014227620 33282048852 34720162074 36055552923 38577957860 40061725470 41602561065 48074070564 52080243111 55470081420 57866936790 60092588205 69440324148 72111105846 80123450940 83205122130 86800405185 104160486222 108166658769 115733873580 120185176410 144222211692 156240729333 166410244260 173600810370 180277764615 208320972444 216333317538 240370352820 260401215555 312481458666 347201620740 360555529230 432666635076 468722187999 520802431110 540833293845 624962917332 721111058460 781203646665 937444375998 1041604862220 1081666587690 1406166563997 1562407293330 1874888751996 2163333175380 2343610939995 2812333127994 3124814586660 4687221879990 5624666255988 7030832819985 9374443759980 14061665639970 28123331279940
• Sum of all divisors σ(n): 96026109285960
• Sum of proper divisors (its aliquot sum) s(n): 67902778006020
• 28123331279940 is an abundant number, because the sum of its proper divisors (67902778006020) is greater than itself. Its abundance is 39779446726080

Bases of 28123331279940

• Binary: 110011001001111111001001010111011110001000100₂
• Hexadecimal: 0x1993F92BBC44
• Base-36: 9YVOHBK90

Squares and roots of 28123331279940

• 28123331279940 squared (28123331279940²) is 790921762281251638646403600
• 28123331279940 cubed (28123331279940³) is 22243354737149593060958784125065823784000
• The square root of 28123331279940 is 5303143.5281293301
• The cube root of 28123331279940 is 30410.4085145653

Scales and comparisons

• 28,123,331,279,940 seconds is equal to 894,234 years, 49 weeks, 10 hours, 39 minutes.
• To count from 1 to 28,123,331,279,940 would take you about two million, two hundred thirty-five thousand, five hundred eighty-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 28123331279940 cubic inches would be around 2534.2 feet tall.

Recreational maths with 28123331279940

• 28123331279940 backwards is 04997213332182
• 28123331279940 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 28123331279940's digits is 54
• More coming soon!