28768672800

Names of 28768672800

• Cardinal: 28768672800 can be written as Twenty-eight billion, seven hundred sixty-eight million, six hundred seventy-two thousand, eight hundred.

Scientific notation

• Scientific notation: 2.87686728 × 10¹⁰

Factors of 28768672800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 46

Divisors of 28768672800

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 25 27 28 29 30 32 35 36 40 42 45 48 50 54 56 58 60 63 70 72 75 80 81 84 87 90 96 100 105 108 112 116 120 126 135 140 144 145 150 160 162 168 174 175 180 189 200 203 210 216 224 225 232 240 243 252 261 270 280 288 290 300 315 324 336 348 350 360 378 400 405 406 420 432 435 450 464 480 486 504 522 525 540 560 567 580 600 609 630 648 672 675 696 700 720 725 729 756 783 800 810 812 840 864 870 900 928 945 972 1008 1015 1044 1050 1080 1120 1134 1160 1200 1215 1218 1260 1296 1305 1350 1392 1400 1440 1450 1458 1512 1566 1575 1620 1624 1680 1701 1740 1800 1827 1890 1944 2016 2025 2030 2088 2100 2160 2175 2187 2268 2320 2349 2400 2430 2436 2520 2592 2610 2700 2784 2800 2835 2900 2916 3024 3045 3132 3150 3240 3248 3360 3402 3480 3600 3645 3654 3780 3888 3915 4050 4060 4176 4200 4320 4350 4374 4536 4640 4698 4725 4860 4872 5040 5075 5103 5220 5400 5481 5600 5670 5800 5832 6048 6075 6090 6264 6300 6480 6496 6525 6561 6804 6960 7047 7200 7290 7308 7560 7776 7830 8100 8120 8352 8400 8505 8700 8748 9072 9135 9396 9450 9720 9744 10080 10150 10206 10440 10800 10935 10962 11340 11600 11664 11745 12150 12180 12528 12600 12960 13050 13122 13608 13920 14094 14175 14580 14616 15120 15225 15309 15660 16200 16240 16443 16800 17010 17400 17496 18144 18225 18270 18792 18900 19440 19488 19575 19683 20300 20412 20880 21141 21600 21870 21924 22680 23200 23328 23490 24300 24360 25056 25200 25515 26100 26244 27216 27405 28188 28350 29160 29232 30240 30450 30618 31320 32400 32480 32805 32886 34020 34800 34992 35235 36450 36540 37584 37800 38880 39150 39366 40600 40824 41760 42282 42525 43740 43848 45360 45675 45927 46980 48600 48720 49329 50400 51030 52200 52488 54432 54675 54810 56376 56700 58320 58464 58725 59049 60900 61236 62640 63423 64800 65610 65772 68040 69600 69984 70470 72900 73080 75168 75600 76545 78300 78732 81200 81648 82215 84564 85050 87480 87696 90720 91350 91854 93960 97200 97440 98415 98658 102060 104400 104976 105705 109350 109620 112752 113400 116640 117450 118098 121800 122472 125280 126846 127575 131220 131544 136080 137025 137781 140940 145800 146160 147987 151200 153090 156600 157464 162400 163296 164025 164430 169128 170100 174960 175392 176175 177147 182700 183708 187920 190269 194400 196830 197316 204120 208800 209952 211410 218700 219240 225504 226800 229635 234900 236196 243600 244944 246645 253692 255150 262440 263088 272160 274050 275562 281880 291600 292320 295245 295974 306180 313200 314928 317115 328050 328860 338256 340200 349920 352350 354294 365400 367416 375840 380538 382725 393660 394632 408240 411075 413343 422820 437400 438480 443961 453600 459270 469800 472392 487200 489888 492075 493290 507384 510300 524880 526176 528525 548100 551124 563760 570807 583200 590490 591948 612360 626400 629856 634230 656100 657720 676512 680400 688905 704700 708588 730800 734832 739935 761076 765450 787320 789264 816480 822150 826686 845640 874800 876960 885735 887922 918540 939600 944784 951345 984150 986580 1014768 1020600 1049760 1057050 1096200 1102248 1127520 1141614 1148175 1180980 1183896 1224720 1233225 1240029 1268460 1312200 1315440 1331883 1360800 1377810 1409400 1417176 1461600 1469664 1476225 1479870 1522152 1530900 1574640 1578528 1585575 1644300 1653372 1691280 1712421 1749600 1771470 1775844 1837080 1879200 1889568 1902690 1968300 1973160 2029536 2041200 2066715 2114100 2192400 2204496 2219805 2283228 2296350 2361960 2367792 2449440 2466450 2480058 2536920 2624400 2630880 2663766 2755620 2818800 2834352 2854035 2952450 2959740 3044304 3061800 3149280 3171150 3288600 3306744 3382560 3424842 3444525 3542940 3551688 3674160 3699675 3805380 3936600 3946320 3995649 4082400 4133430 4228200 4384800 4408992 4428675 4439610 4566456 4592700 4723920 4735584 4756725 4932900 4960116 5073840 5137263 5248800 5327532 5511240 5637600 5668704 5708070 5904900 5919480 6088608 6123600 6200145 6342300 6577200 6613488 6659415 6849684 6889050 7085880 7103376 7348320 7399350 7610760 7873200 7892640 7991298 8266860 8456400 8562105 8857350 8879220 9132912 9185400 9447840 9513450 9865800 9920232 10147680 10274526 10333575 10655064 11022480 11099025 11416140 11809800 11838960 11986947 12247200 12400290 12684600 13154400 13226976 13318830 13699368 13778100 14171760 14206752 14270175 14798700 15221520 15746400 15982596 16533720 16912800 17124210 17714700 17758440 18265824 18370800 19026900 19731600 19840464 19978245 20549052 20667150 21310128 22044960 22198050 22832280 23619600 23677920 23973894 24800580 25369200 25686315 26637660 27398736 27556200 28343520 28540350 29597400 30443040 31000725 31965192 33067440 33297075 34248420 35429400 35516880 35960841 36741600 38053800 39463200 39680928 39956490 41098104 41334300 42620256 42810525 44396100 45664560 47239200 47947788 49601160 50738400 51372630 53275320 54797472 55112400 57080700 59194800 59934735 62001450 63930384 66134880 66594150 68496840 70858800 71033760 71921682 76107600 79912980 82196208 82668600 85621050 88792200 91329120 95895576 99202320 99891225 102745260 106550640 110224800 114161400 118389600 119869470 124002900 127860768 128431575 133188300 136993680 141717600 143843364 152215200 159825960 164392416 165337200 171242100 177584400 179804205 191791152 198404640 199782450 205490520 213101280 228322800 239738940 248005800 256863150 266376600 273987360 287686728 299673675 319651920 330674400 342484200 355168800 359608410 383582304 399564900 410981040 456645600 479477880 496011600 513726300 532753200 575373456 599347350 639303840 684968400 719216820 799129800 821962080 899021025 958955760 992023200 1027452600 1065506400 1150746912 1198694700 1369936800 1438433640 1598259600 1798042050 1917911520 2054905200 2397389400 2876867280 3196519200 3596084100 4109810400 4794778800 5753734560 7192168200 9589557600 14384336400 28768672800
• Sum of all divisors σ(n): 124548278400
• Sum of proper divisors (its aliquot sum) s(n): 95779605600
• 28768672800 is an abundant number, because the sum of its proper divisors (95779605600) is greater than itself. Its abundance is 67010932800

Bases of 28768672800

• Binary: 11010110010101111110001110000100000₂
• Hexadecimal: 0x6B2BF1C20
• Base-36: D7S4I00

Squares and roots of 28768672800

• 28768672800 squared (28768672800²) is 827636534673459840000
• 28768672800 cubed (28768672800³) is 23810004663346620980900352000000
• The square root of 28768672800 is 169613.3037234991
• The cube root of 28768672800 is 3064.1259222407

Scales and comparisons

• 28,768,672,800 seconds is equal to 914 years, 39 weeks, 1 day, 18 hours.
• To count from 1 to 28,768,672,800 would take you about one thousand, eight hundred twenty-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 28768672800 cubic inches would be around 255.3 feet tall.

Recreational maths with 28768672800

• 28768672800 backwards is 00827686782
• 28768672800 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28768672800's digits is 54
• More coming soon!