28791528026688

Names of 28791528026688

• Cardinal: 28791528026688 can be written as Twenty-eight trillion, seven hundred ninety-one billion, five hundred twenty-eight million, twenty-six thousand, six hundred eighty-eight.

Scientific notation

• Scientific notation: 2.8791528026688 × 10¹³

Factors of 28791528026688

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 4794

Divisors of 28791528026688

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 28 32 36 38 42 48 56 57 63 64 72 76 84 96 107 112 114 126 133 144 152 168 171 192 214 224 228 252 266 288 304 321 336 342 399 428 448 456 504 532 576 608 642 672 684 749 798 856 912 947 963 1008 1064 1197 1216 1284 1344 1368 1498 1596 1712 1824 1894 1926 2016 2033 2128 2247 2394 2568 2736 2841 2996 3192 3424 3648 3709 3788 3852 4032 4066 4256 4494 4788 5136 5472 5682 5992 6099 6384 6629 6741 6848 7418 7576 7704 8132 8512 8523 8988 9576 10272 10944 11127 11364 11984 12198 12768 13258 13482 14231 14836 15152 15408 16264 17046 17976 17993 18297 19152 19887 20544 22254 22728 23968 24396 25536 25963 26516 26964 28462 29672 30304 30816 32528 33381 34092 35952 35986 36594 38304 39774 42693 44508 45456 47936 48792 51926 53032 53928 53979 56924 59344 59661 60608 61632 65056 66762 68184 70471 71904 71972 73188 76608 77889 79548 85386 89016 90912 97584 101329 103852 106064 107856 107958 113848 118688 119322 125951 128079 130112 133524 136368 140942 143808 143944 146376 155778 159096 161937 170772 178032 181824 195168 202658 207704 211413 212128 215712 215916 227696 233667 237376 238644 251902 256158 267048 272736 281884 287888 292752 303987 311556 318192 323874 341544 356064 377853 390336 396863 405316 415408 422826 424256 431424 431832 455392 467334 477288 493297 503804 512316 534096 545472 563768 575776 585504 607974 623112 634239 636384 647748 683088 709303 712128 755706 793726 810632 830816 845652 863664 910784 911961 934668 954576 986594 1007608 1024632 1068192 1127536 1133559 1151552 1171008 1190589 1215948 1246224 1268478 1272768 1295496 1366176 1418606 1479891 1511412 1587452 1621264 1661632 1691304 1727328 1823922 1869336 1909152 1925251 1973188 2015216 2049264 2127909 2136384 2255072 2267118 2381178 2431896 2492448 2536956 2590992 2732352 2778041 2837212 2959782 3022824 3174904 3242528 3382608 3454656 3512423 3571767 3647844 3738672 3818304 3850502 3946376 4030432 4098528 4255818 4439673 4510144 4534236 4762356 4863792 4984896 5073912 5181984 5556082 5674424 5775753 5919564 6045648 6349808 6383727 6485056 6765216 7024846 7143534 7295688 7477344 7540397 7701004 7892752 8060864 8197056 8334123 8511636 8879346 9068472 9524712 9727584 10147824 10363968 10537269 11112164 11348848 11551506 11839128 12091296 12699616 12767454 13476757 13530432 14049692 14287068 14591376 14954688 15080794 15402008 15785504 16668246 17023272 17327259 17758692 18136944 19049424 19455168 20295648 21074538 22224328 22621191 22697696 23103012 23678256 24182592 24586961 25002369 25399232 25534908 26953514 28099384 28574136 29182752 30161588 30804016 31571008 31611807 33336492 34046544 34654518 35517384 36273888 38098848 40430271 40591296 42149076 44448656 45242382 45395392 46206024 47356512 49173922 50004738 51069816 52782779 53907028 56198768 57148272 58365504 60323176 61608032 63223614 66672984 66736037 67863573 68093088 69309036 71034768 72547776 73760883 76197696 80860542 84298152 88897312 90484764 92412048 94713024 98347844 100009476 102139632 105565558 107814056 112397536 114296544 120646352 121290813 123216064 126447228 133345968 133472074 135727146 136186176 138618072 142069536 147521766 158348337 161721084 168596304 177794624 180969528 184824096 196695688 200018952 200208111 204279264 211131116 215628112 221282649 224795072 228593088 241292704 242581626 252894456 266691936 266944148 271454292 277236144 284139072 295043532 316696674 323442168 337192608 361939056 369648192 375829261 393391376 400037904 400416222 408558528 422262232 431256224 442565298 467152259 475045011 482585408 485163252 505788912 533383872 533888296 542908584 554472288 590087064 600624333 633393348 646884336 674385216 723878112 751658522 786782752 800075808 800832444 844524464 862512448 885130596 934304518 950090022 970326504 1011577824 1067776592 1085817168 1108944576 1127487783 1180174128 1201248666 1266786696 1293768672 1401456777 1447756224 1503317044 1573565504 1600151616 1601664888 1689048928 1770261192 1868609036 1900180044 1940653008 2023155648 2135553184 2171634336 2254975566 2360348256 2402497332 2533573392 2587537344 2630804827 2802913554 3006634088 3203329776 3378097856 3382463349 3540522384 3737218072 3800360088 3881306016 4204370331 4271106368 4343268672 4509951132 4720696512 4804994664 5067146784 5261609654 5605827108 6013268176 6406659552 6764926698 7081044768 7140755959 7474436144 7600720176 7762612032 7892414481 8408740662 9019902264 9609989328 10134293568 10523219308 11211654216 12026536352 12813319104 13529853396 14162089536 14281511918 14948872288 15201440352 15784828962 16817481324 18039804528 19219978656 21046438616 21422267877 22423308432 23677243443 24053072704 27059706792 28563023836 29897744576 30402880704 31569657924 33634962648 36079609056 38439957312 42092877232 42844535754 44846616864 47354486886 49985291713 54119413584 57126047672 63139315848 64266803631 67269925296 72159218112 84185754464 85689071508 89693233728 94708973772 99970583426 108238827168 114252095344 126278631696 128533607262 134539850592 149955875139 168371508928 171378143016 189417947544 199941166852 216477654336 228504190688 252557263392 257067214524 269079701184 299911750278 342756286032 378835895088 399882333704 449867625417 457008381376 505114526784 514134429048 599823500556 685512572064 757671790176 799764667408 899735250834 1028268858096 1199647001112 1371025144128 1515343580352 1599529334816 1799470501668 2056537716192 2399294002224 3199058669632 3598941003336 4113075432384 4798588004448 7197882006672 9597176008896 14395764013344 28791528026688
• Sum of all divisors σ(n): 100339760102400
• Sum of proper divisors (its aliquot sum) s(n): 71548232075712
• 28791528026688 is an abundant number, because the sum of its proper divisors (71548232075712) is greater than itself. Its abundance is 42756704049024

Bases of 28791528026688

• Binary: 110100010111110001100110011001111001001000000₂
• Hexadecimal: 0x1A2F8CCCF240
• Base-36: A7EN8ETS0

Squares and roots of 28791528026688

• 28791528026688 squared (28791528026688²) is 828952086111560599240249344
• 28791528026688 cubed (28791528026688³) is 23866797220062481390867746987281406492672
• The square root of 28791528026688 is 5365773.7584329811
• The cube root of 28791528026688 is 30649.3713745599

Scales and comparisons

• 28,791,528,026,688 seconds is equal to 915,481 years, 27 weeks, 5 days, 2 hours, 4 minutes, 48 seconds.
• To count from 1 to 28,791,528,026,688 would take you about two million, two hundred eighty-eight thousand, seven hundred three 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 28791528026688 cubic inches would be around 2554.1 feet tall.

Recreational maths with 28791528026688

• 28791528026688 backwards is 88662082519782
• 28791528026688 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 28791528026688's digits is 72
• More coming soon!