8121335040

Names of 8121335040

• Cardinal: 8121335040 can be written as Eight billion, one hundred twenty-one million, three hundred thirty-five thousand and forty.

Scientific notation

• Scientific notation: 8.12133504 × 10⁹

Factors of 8121335040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 218

Divisors of 8121335040

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 28 30 32 35 36 39 40 42 45 48 52 56 60 61 63 64 65 70 72 78 80 84 90 91 96 104 105 112 117 120 122 126 127 128 130 140 144 156 160 168 180 182 183 192 195 208 210 224 234 240 244 252 254 256 260 273 280 288 305 312 315 320 336 360 364 366 381 384 390 416 420 427 448 455 468 480 488 504 508 520 546 549 560 576 585 610 624 630 635 640 672 720 728 732 762 768 780 793 819 832 840 854 889 896 910 915 936 960 976 1008 1016 1040 1092 1098 1120 1143 1152 1170 1220 1248 1260 1270 1280 1281 1344 1365 1440 1456 1464 1524 1560 1586 1638 1651 1664 1680 1708 1778 1792 1820 1830 1872 1905 1920 1952 2016 2032 2080 2135 2184 2196 2240 2286 2304 2340 2379 2440 2496 2520 2540 2562 2667 2688 2730 2745 2880 2912 2928 3048 3120 3172 3276 3302 3328 3360 3416 3556 3640 3660 3744 3810 3840 3843 3904 3965 4032 4064 4095 4160 4270 4368 4392 4445 4480 4572 4680 4758 4880 4953 4992 5040 5080 5124 5334 5376 5460 5490 5551 5715 5760 5824 5856 6096 6240 6344 6405 6552 6604 6720 6832 7112 7137 7280 7320 7488 7620 7686 7747 7808 7930 8001 8064 8128 8190 8255 8320 8540 8736 8784 8890 8960 9144 9360 9516 9760 9906 9984 10080 10160 10248 10668 10920 10980 11102 11430 11520 11557 11648 11712 11895 12192 12480 12688 12810 13104 13208 13335 13440 13664 14224 14274 14560 14640 14859 14976 15240 15372 15494 15616 15860 16002 16128 16256 16380 16510 16640 16653 17080 17472 17568 17780 18288 18720 19032 19215 19520 19812 20160 20320 20496 21336 21840 21960 22204 22860 23114 23241 23296 23424 23790 24384 24765 24960 25376 25620 26208 26416 26670 26880 27328 27755 28448 28548 29120 29280 29718 29952 30480 30744 30988 31720 32004 32512 32760 33020 33306 34160 34671 34944 35136 35560 35685 36576 37440 38064 38430 38735 39040 39624 40005 40320 40640 40992 42672 43680 43920 44408 45720 46228 46482 46848 47580 48768 49530 49920 49959 50752 51240 52416 52832 53340 54229 54656 55510 56896 57096 57785 58240 58560 59436 60960 61488 61976 63440 64008 65520 66040 66612 68320 69342 69723 69888 70272 71120 71370 73152 74295 74880 76128 76860 77470 78080 79248 80010 80640 81280 81984 83265 85344 87360 87840 88816 91440 92456 92964 95160 97536 99060 99918 100711 101504 102480 104013 104832 105664 106680 108458 109312 111020 113792 114192 115570 116205 116480 117120 118872 121920 122976 123952 126880 128016 131040 132080 133224 136640 138684 139446 140544 142240 142740 146304 148590 149760 152256 153720 154940 158496 160020 162560 162687 163968 166530 170688 173355 174720 175680 177632 182880 184912 185928 190320 198120 199836 201422 203008 204960 208026 209664 211328 213360 216916 222040 227584 228384 231140 232410 234240 237744 243840 245952 247904 249795 253760 256032 262080 264160 266448 271145 273280 277368 278892 284480 285480 292608 297180 302133 304512 307440 309880 316992 320040 325374 327936 333060 341376 346710 348615 349440 351360 355264 365760 369824 371856 380640 396240 399672 402844 409920 416052 422656 426720 433832 444080 456768 462280 464820 475488 487680 488061 491904 495808 499590 503555 507520 512064 520065 524160 528320 532896 542290 546560 554736 557784 568960 570960 594360 604266 609024 614880 619760 633984 640080 650748 666120 682752 693420 697230 702720 704977 710528 731520 739648 743712 761280 792480 799344 805688 813435 819840 832104 853440 867664 888160 906399 913536 924560 929640 950976 976122 983808 991616 999180 1007110 1015040 1024128 1040130 1048320 1056640 1065792 1084580 1109472 1115568 1137920 1141920 1188720 1208532 1229760 1239520 1267968 1280160 1301496 1332240 1386840 1394460 1409954 1421056 1463040 1479296 1487424 1510665 1522560 1584960 1598688 1611376 1626870 1639680 1664208 1706880 1735328 1776320 1812798 1827072 1849120 1859280 1901952 1952244 1983232 1998360 2014220 2048256 2080260 2113280 2114931 2131584 2169160 2218944 2231136 2283840 2377440 2417064 2440305 2459520 2479040 2560320 2602992 2664480 2773680 2788920 2819908 2958592 2974848 3021330 3045120 3169920 3197376 3222752 3253740 3328416 3413760 3470656 3524885 3552640 3625596 3698240 3718560 3803904 3904488 3996720 4028440 4160520 4229862 4263168 4338320 4437888 4462272 4531995 4567680 4754880 4834128 4880610 4919040 4958080 5120640 5205984 5328960 5547360 5577840 5639816 5949696 6042660 6339840 6344793 6394752 6445504 6507480 6656832 6941312 7049770 7105280 7251192 7396480 7437120 7808976 7993440 8056880 8321040 8459724 8676640 8875776 8924544 9063990 9135360 9509760 9668256 9761220 9916160 10241280 10411968 10574655 10657920 11094720 11155680 11279632 12085320 12689586 12789504 12891008 13014960 13313664 13882624 14099540 14502384 14792960 14874240 15617952 15986880 16113760 16642080 16919448 17353280 17849088 18127980 19019520 19336512 19522440 20823936 21149310 21315840 22189440 22311360 22559264 24170640 25379172 25782016 26029920 26627328 28199080 29004768 29748480 31235904 31723965 31973760 32227520 33284160 33838896 34706560 36255960 38673024 39044880 41647872 42298620 44378880 44622720 45118528 48341280 50758344 52059840 56398160 58009536 62471808 63447930 63947520 64455040 66568320 67677792 69413120 72511920 77346048 78089760 84597240 89245440 90237056 96682560 101516688 104119680 112796320 116019072 124943616 126895860 128910080 133136640 135355584 145023840 156179520 169194480 180474112 193365120 203033376 208239360 225592640 232038144 253791720 270711168 290047680 312359040 338388960 386730240 406066752 451185280 507583440 541422336 580095360 624718080 676777920 812133504 902370560 1015166880 1160190720 1353555840 1624267008 2030333760 2707111680 4060667520 8121335040
• Sum of all divisors σ(n): 35427065856
• Sum of proper divisors (its aliquot sum) s(n): 27305730816
• 8121335040 is an abundant number, because the sum of its proper divisors (27305730816) is greater than itself. Its abundance is 19184395776

Bases of 8121335040

• Binary: 111100100000100011011110100000000₂
• Hexadecimal: 0x1E411BD00
• Base-36: 3QB8E80

Squares and roots of 8121335040

• 8121335040 squared (8121335040²) is 65956082831931801600
• 8121335040 cubed (8121335040³) is 535651446604110171224408064000
• The square root of 8121335040 is 90118.4500532493
• The cube root of 8121335040 is 2010.0605610327

Scales and comparisons

• 8,121,335,040 seconds is equal to 258 years, 12 weeks, 22 hours, 24 minutes.
• To count from 1 to 8,121,335,040 would take you about five hundred sixteen 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 8121335040 cubic inches would be around 167.5 feet tall.

Recreational maths with 8121335040

• 8121335040 backwards is 0405331218
• The number of decimal digits it has is: 10
• The sum of 8121335040's digits is 27
• More coming soon!