28828927680

Names of 28828927680

• Cardinal: 28828927680 can be written as Twenty-eight billion, eight hundred twenty-eight million, nine hundred twenty-seven thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.882892768 × 10¹⁰

Factors of 28828927680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1102

Divisors of 28828927680

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 47 48 56 60 64 70 80 84 94 96 97 105 112 120 140 141 160 168 188 192 194 210 224 235 240 280 282 291 320 329 336 376 388 420 448 470 480 485 560 564 582 658 672 679 705 752 776 840 940 941 960 970 987 1120 1128 1164 1316 1344 1358 1410 1455 1504 1552 1645 1680 1880 1882 1940 1974 2037 2240 2256 2328 2632 2716 2820 2823 2910 3008 3104 3290 3360 3395 3760 3764 3880 3948 4074 4512 4559 4656 4705 4935 5264 5432 5640 5646 5820 6208 6580 6587 6720 6790 7520 7528 7760 7896 8148 9024 9118 9312 9410 9870 10185 10528 10864 11280 11292 11640 13160 13174 13580 13677 14115 15040 15056 15520 15792 16296 18236 18624 18820 19740 19761 20370 21056 21728 22560 22584 22795 23280 26320 26348 27160 27354 28230 30112 31040 31584 31913 32592 32935 36472 37640 39480 39522 40740 43456 44227 45120 45168 45590 46560 52640 52696 54320 54708 56460 60224 63168 63826 65184 65870 68385 72944 75280 78960 79044 81480 88454 90336 91180 91277 93120 95739 98805 105280 105392 108640 109416 112920 127652 130368 131740 132681 136770 145888 150560 157920 158088 159565 162960 176908 180672 182360 182554 191478 197610 210784 217280 218832 221135 225840 255304 263480 265362 273540 273831 291776 301120 309589 315840 316176 319130 325920 353816 364720 365108 382956 395220 421568 437664 442270 451680 456385 478695 510608 526960 530724 547080 547662 619178 632352 638260 638939 651840 663405 707632 729440 730216 765912 790440 875328 884540 903360 912770 928767 957390 1021216 1053920 1061448 1094160 1095324 1238356 1264704 1276520 1277878 1326810 1369155 1415264 1458880 1460432 1531824 1547945 1580880 1769080 1825540 1857534 1914780 1916817 2042432 2107840 2122896 2188320 2190648 2476712 2553040 2555756 2653620 2738310 2830528 2920864 3063648 3095890 3161760 3194695 3538160 3651080 3715068 3829560 3833634 4245792 4290019 4376640 4381296 4643835 4953424 5106080 5111512 5307240 5476620 5841728 6127296 6191780 6323520 6389390 7076320 7302160 7430136 7659120 7667268 8491584 8580038 8762592 9287670 9584085 9906848 10212160 10223024 10614480 10953240 12383560 12778780 12870057 14152640 14604320 14860272 15318240 15334536 17160076 17525184 18575340 19168170 19813696 20446048 21228960 21450095 21906480 24767120 25557560 25740114 29208640 29720544 30030133 30636480 30669072 34320152 37150680 38336340 40892096 42457920 42900190 43812960 49534240 51115120 51480228 59441088 60060266 61338144 64350285 68640304 74301360 76672680 85800380 87625920 90090399 99068480 102230240 102960456 120120532 122676288 128700570 137280608 148602720 150150665 153345360 171600760 180180798 204460480 205920912 240241064 257401140 274561216 297205440 300301330 306690720 343201520 360361596 411841824 450451995 480482128 514802280 600602660 613381440 686403040 720723192 823683648 900903990 960964256 1029604560 1201205320 1372806080 1441446384 1801807980 1921928512 2059209120 2402410640 2882892768 3603615960 4118418240 4804821280 5765785536 7207231920 9609642560 14414463840 28828927680
• Sum of all divisors σ(n): 108049600512
• Sum of proper divisors (its aliquot sum) s(n): 79220672832
• 28828927680 is an abundant number, because the sum of its proper divisors (79220672832) is greater than itself. Its abundance is 50391745152

Bases of 28828927680

• Binary: 11010110110010101101000011011000000₂
• Hexadecimal: 0x6B65686C0
• Base-36: D8RZYYO

Squares and roots of 28828927680

• 28828927680 squared (28828927680²) is 831107071178670182400
• 28828927680 cubed (28828927680³) is 23959925649346495046982008832000
• The square root of 28828927680 is 169790.8350883523
• The cube root of 28828927680 is 3066.2636618073

Scales and comparisons

• 28,828,927,680 seconds is equal to 916 years, 34 weeks, 6 days, 3 hours, 28 minutes.
• To count from 1 to 28,828,927,680 would take you about one thousand, eight hundred thirty-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 28828927680 cubic inches would be around 255.5 feet tall.

Recreational maths with 28828927680

• 28828927680 backwards is 08672982882
• 28828927680 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28828927680's digits is 60
• More coming soon!