18328040640

Names of 18328040640

• Cardinal: 18328040640 can be written as Eighteen billion, three hundred twenty-eight million, forty thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.832804064 × 10¹⁰

Factors of 18328040640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 23341

Divisors of 18328040640

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 27 28 30 32 35 36 39 40 42 45 48 52 54 56 60 63 64 65 70 72 78 80 84 90 91 96 104 105 108 112 117 120 126 130 135 140 144 156 160 168 180 182 189 192 195 208 210 216 224 234 240 252 260 270 273 280 288 312 315 320 336 351 360 364 378 390 416 420 432 448 455 468 480 504 520 540 546 560 576 585 624 630 672 702 720 728 756 780 819 832 840 864 910 936 945 960 1008 1040 1080 1092 1120 1170 1248 1260 1344 1365 1404 1440 1456 1512 1560 1638 1680 1728 1755 1820 1872 1890 2016 2080 2160 2184 2240 2340 2457 2496 2520 2730 2808 2880 2912 3024 3120 3276 3360 3510 3640 3744 3780 4032 4095 4160 4320 4368 4680 4914 5040 5460 5616 5824 6048 6240 6552 6720 7020 7280 7488 7560 8190 8640 8736 9360 9828 10080 10920 11232 12096 12285 12480 13104 14040 14560 15120 16380 17472 18720 19656 20160 21840 22464 23311 24570 26208 28080 29120 30240 32760 37440 39312 43680 46622 49140 52416 56160 60480 65520 69933 78624 87360 93244 98280 112320 116555 131040 139866 157248 163177 186488 196560 209799 233110 262080 279732 303043 326354 349665 372976 393120 419598 466220 489531 559464 606086 629397 652708 699330 745952 786240 815885 839196 909129 932440 979062 1048995 1118928 1212172 1258794 1305416 1398660 1468593 1491904 1515215 1631770 1678392 1818258 1864880 1958124 2097990 2121301 2237856 2424344 2447655 2517588 2610832 2727387 2797320 2937186 3030430 3146985 3263540 3356784 3636516 3729760 3916248 4195980 4242602 4405779 4475712 4545645 4848688 4895310 5035176 5221664 5454774 5594640 5874372 6060860 6293970 6363903 6527080 6713568 7273032 7342965 7459520 7832496 8182161 8391960 8485204 8811558 9091290 9697376 9790620 10070352 10443328 10606505 10909548 11189280 11748744 12121720 12587940 12727806 13054160 13427136 13636935 14546064 14685930 15664992 16364322 16783920 16970408 17623116 18182580 19091709 19394752 19581240 20140704 21213010 21819096 22028895 22378560 23497488 24243440 25175880 25455612 26108320 27273870 29092128 29371860 31329984 31819515 32728644 33567840 33940816 35246232 36365160 38183418 39162480 40281408 40910805 42426020 43638192 44057790 46994976 48486880 50351760 50911224 52216640 54547740 57275127 58184256 58743720 63639030 65457288 67135680 67881632 70492464 72730320 76366836 78324960 81821610 84852040 87276384 88115580 93989952 95458545 96973760 100703520 101822448 109095480 114550254 117487440 127278060 130914576 135763264 140984928 145460640 152733672 156649920 163643220 169704080 174552768 176231160 190917090 201407040 203644896 218190960 229100508 234974880 254556120 261829152 281969856 286375635 290921280 305467344 327286440 339408160 352462320 381834180 407289792 436381920 458201016 469949760 509112240 523658304 572751270 610934688 654572880 678816320 704924640 763668360 872763840 916402032 1018224480 1145502540 1221869376 1309145760 1409849280 1527336720 1832804064 2036448960 2291005080 2618291520 3054673440 3665608128 4582010160 6109346880 9164020320 18328040640
• Sum of all divisors σ(n): 79581573120
• Sum of proper divisors (its aliquot sum) s(n): 61253532480
• 18328040640 is an abundant number, because the sum of its proper divisors (61253532480) is greater than itself. Its abundance is 42925491840

Bases of 18328040640

• Binary: 10001000100011011111011010011000000₂
• Hexadecimal: 0x4446FB4C0
• Base-36: 8F41IO0

Squares and roots of 18328040640

• 18328040640 squared (18328040640²) is 335917073701491609600
• 18328040640 cubed (18328040640³) is 6156701778470813449367814144000
• The square root of 18328040640 is 135381.0941010597
• The cube root of 18328040640 is 2636.5661968039

Scales and comparisons

• 18,328,040,640 seconds is equal to 582 years, 40 weeks, 2 days, 2 hours, 24 minutes.
• To count from 1 to 18,328,040,640 would take you about one thousand, one hundred sixty-five 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 18328040640 cubic inches would be around 219.7 feet tall.

Recreational maths with 18328040640

• 18328040640 backwards is 04604082381
• 18328040640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18328040640's digits is 36
• More coming soon!