28715135040

Names of 28715135040

• Cardinal: 28715135040 can be written as Twenty-eight billion, seven hundred fifteen million, one hundred thirty-five thousand and forty.

Scientific notation

• Scientific notation: 2.871513504 × 10¹⁰

Factors of 28715135040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 154

Divisors of 28715135040

• Number of divisors d(n): 560
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 47 48 54 60 64 72 80 81 90 94 96 97 108 120 135 141 144 160 162 180 188 192 194 216 235 240 243 270 282 288 291 320 324 360 376 388 405 423 432 470 480 485 486 540 564 576 582 648 705 720 729 752 776 810 846 864 873 940 960 970 972 1080 1128 1164 1215 1269 1296 1410 1440 1455 1458 1504 1552 1620 1692 1728 1746 1880 1940 1944 2115 2160 2187 2256 2328 2430 2538 2592 2619 2820 2880 2910 2916 3008 3104 3240 3384 3492 3645 3760 3807 3880 3888 4230 4320 4365 4374 4512 4559 4656 4860 5076 5184 5238 5640 5820 5832 6208 6345 6480 6561 6768 6984 7290 7520 7614 7760 7776 7857 8460 8640 8730 8748 9024 9118 9312 9720 10152 10476 10935 11280 11421 11640 11664 12690 12960 13095 13122 13536 13677 13968 14580 15040 15228 15520 15552 15714 16920 17460 17496 18236 18624 19035 19440 19683 20304 20952 21870 22560 22795 22842 23280 23328 23571 25380 25920 26190 26244 27072 27354 27936 29160 30456 31040 31428 32805 33840 34263 34920 34992 36472 38070 38880 39285 39366 40608 41031 41904 43740 45120 45590 45684 46560 46656 47142 50760 52380 52488 54708 55872 57105 58320 60912 62856 65610 67680 68385 68526 69840 69984 70713 72944 76140 77760 78570 78732 81216 82062 83808 87480 91180 91368 93120 94284 98415 101520 102789 104760 104976 109416 114210 116640 117855 121824 123093 125712 131220 135360 136770 137052 139680 139968 141426 145888 152280 157140 157464 164124 167616 171315 174960 182360 182736 188568 196830 203040 205155 205578 209520 209952 212139 218832 228420 233280 235710 243648 246186 251424 262440 273540 274104 279360 282852 291776 304560 308367 314280 314928 328248 342630 349920 353565 364720 365472 369279 377136 393660 406080 410310 411156 419040 419904 424278 437664 456840 471420 492372 502848 513945 524880 547080 548208 565704 609120 615465 616734 628560 629856 636417 656496 685260 699840 707130 729440 730944 738558 754272 787320 820620 822312 838080 848556 875328 913680 925101 942840 984744 1027890 1049760 1060695 1094160 1096416 1107837 1131408 1218240 1230930 1233468 1257120 1259712 1272834 1312992 1370520 1414260 1458880 1477116 1508544 1541835 1574640 1641240 1644624 1697112 1827360 1846395 1850202 1885680 1909251 1969488 2055780 2099520 2121390 2188320 2192832 2215674 2262816 2461860 2466936 2514240 2545668 2625984 2741040 2828520 2954232 3083670 3149280 3182085 3282480 3289248 3323511 3394224 3654720 3692790 3700404 3771360 3818502 3938976 4111560 4242780 4376640 4431348 4525632 4625505 4923720 4933872 5091336 5482080 5539185 5657040 5908464 6167340 6298560 6364170 6564960 6578496 6647022 6788448 7385580 7400808 7542720 7637004 7877952 8223120 8485560 8862696 9251010 9546255 9847440 9867744 9970533 10182672 10964160 11078370 11314080 11816928 12334680 12728340 13129920 13294044 13576896 14771160 14801616 15274008 16446240 16617555 16971120 17725392 18502020 19092510 19694880 19735488 19941066 20365344 22156740 22628160 23633856 24669360 25456680 26588088 29542320 29603232 29911599 30548016 32892480 33235110 33942240 35450784 37004040 38185020 39389760 39882132 40730688 44313480 49338720 49852665 50913360 53176176 59084640 59206464 59823198 61096032 66470220 67884480 70901568 74008080 76370040 79764264 88626960 89734797 98677440 99705330 101826720 106352352 118169280 119646396 122192064 132940440 148016160 149557995 152740080 159528528 177253920 179469594 199410660 203653440 212704704 239292792 265880880 296032320 299115990 305480160 319057056 354507840 358939188 398821320 448673985 478585584 531761760 598231980 610960320 638114112 717878376 797642640 897347970 957171168 1063523520 1196463960 1435756752 1595285280 1794695940 1914342336 2392927920 2871513504 3190570560 3589391880 4785855840 5743027008 7178783760 9571711680 14357567520 28715135040
• Sum of all divisors σ(n): 105827242752
• Sum of proper divisors (its aliquot sum) s(n): 77112107712
• 28715135040 is an abundant number, because the sum of its proper divisors (77112107712) is greater than itself. Its abundance is 48396972672

Bases of 28715135040

• Binary: 11010101111100011100011000001000000₂
• Hexadecimal: 0x6AF8E3040
• Base-36: D6W9000

Squares and roots of 28715135040

• 28715135040 squared (28715135040²) is 824558980365435801600
• 28715135040 cubed (28715135040³) is 23677322469638197591394648064000
• The square root of 28715135040 is 169455.4072315191
• The cube root of 28715135040 is 3062.2239887635

Scales and comparisons

• 28,715,135,040 seconds is equal to 913 years, 2 weeks, 5 days, 2 hours, 24 minutes.
• To count from 1 to 28,715,135,040 would take you about one thousand, eight hundred twenty-six 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 28715135040 cubic inches would be around 255.2 feet tall.

Recreational maths with 28715135040

• 28715135040 backwards is 04053151782
• 28715135040 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28715135040's digits is 36
• More coming soon!