18965140320

Names of 18965140320

• Cardinal: 18965140320 can be written as Eighteen billion, nine hundred sixty-five million, one hundred forty thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.896514032 × 10¹⁰

Factors of 18965140320

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 104

Divisors of 18965140320

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 19 20 21 24 28 30 31 32 35 37 38 40 42 48 49 56 57 60 62 70 74 76 80 84 93 95 96 98 105 111 112 114 120 124 133 140 147 148 152 155 160 168 185 186 190 196 210 217 222 224 228 240 245 248 259 266 280 285 294 296 304 310 336 370 372 380 392 399 420 434 444 456 465 480 490 496 518 532 555 560 570 588 589 592 608 620 651 665 672 703 735 740 744 760 777 784 798 840 868 888 912 930 931 980 992 1036 1064 1085 1110 1120 1140 1147 1176 1178 1184 1240 1295 1302 1330 1369 1406 1470 1480 1488 1519 1520 1554 1568 1596 1680 1736 1767 1776 1813 1824 1860 1862 1960 1995 2072 2109 2128 2170 2220 2280 2294 2352 2356 2480 2590 2604 2660 2738 2793 2812 2940 2945 2960 2976 3038 3040 3108 3192 3255 3360 3441 3472 3515 3534 3552 3626 3720 3724 3885 3920 3990 4107 4123 4144 4218 4256 4340 4440 4557 4560 4588 4655 4704 4712 4921 4960 5180 5208 5320 5439 5476 5586 5624 5735 5880 5890 5920 6076 6216 6384 6510 6845 6882 6944 7030 7068 7252 7440 7448 7595 7770 7840 7980 8029 8214 8246 8288 8436 8680 8835 8880 9065 9114 9120 9176 9310 9424 9583 9842 10360 10416 10545 10640 10878 10952 11172 11248 11470 11760 11780 12152 12369 12432 12768 13020 13690 13764 13965 14060 14136 14504 14763 14880 14896 15190 15540 15960 16058 16428 16492 16872 17205 17360 17670 17760 18130 18228 18352 18620 18848 19166 19684 20535 20615 20720 20832 21090 21280 21756 21793 21904 22344 22496 22785 22940 23520 23560 24087 24304 24605 24738 24864 26011 26040 27195 27380 27528 27930 28120 28272 28749 28861 29008 29526 29792 30380 31080 31920 32116 32856 32984 33744 34410 34447 34720 35340 36260 36456 36704 37240 38332 39368 40145 41070 41230 41440 42180 42439 43512 43586 43808 44688 45570 45880 47120 47915 48174 48608 49210 49476 52022 52080 54390 54760 55056 55860 56203 56240 56544 57498 57722 58016 59052 60760 61845 62160 63840 64232 65379 65712 65968 67081 67488 68820 68894 70680 72520 72912 73815 74480 76664 78033 78736 80290 82140 82460 84360 84878 86583 87024 87172 89376 91140 91760 94240 95830 96348 98420 98952 103341 104044 104160 108780 108965 109520 110112 111720 112406 112480 114996 115444 118104 120435 121520 123690 124320 127317 128464 130055 130758 131424 131936 134162 137640 137788 141360 143745 144305 145040 145824 147630 148960 152551 153328 156066 157472 160580 164280 164920 168609 168720 169756 172235 173166 174048 174344 182077 182280 183520 191660 192696 196840 197904 201243 206682 208088 212195 217560 217930 219040 223440 224812 229992 230888 236208 240870 243040 247380 254634 256928 260110 261516 268324 275280 275576 281015 282720 287490 288610 290080 295260 297073 305102 306656 312132 321160 326895 328560 329840 335405 337218 337440 339512 344470 346332 348688 364154 364560 383320 385392 390165 393680 395808 402486 413364 416176 424390 432915 435120 435860 446880 449624 457653 459984 461776 472416 481740 494760 509268 516705 520220 523032 536648 546231 550560 551152 562030 574980 577220 590520 594146 610204 624264 636585 642320 653790 657120 659680 670810 674436 679024 688940 692664 697376 728308 729120 762755 766640 770784 780330 787360 804972 806341 826728 832352 843045 848780 865830 870240 871720 891219 899248 910385 915306 919968 923552 963480 989520 1006215 1018536 1033410 1040440 1046064 1067857 1073296 1092462 1102304 1124060 1149960 1154440 1181040 1188292 1220408 1248528 1273170 1274539 1284640 1307580 1341620 1348872 1358048 1377880 1385328 1456616 1485365 1525510 1533280 1560660 1609944 1612682 1653456 1686090 1697560 1731660 1743440 1782438 1798496 1820770 1830612 1926960 1979040 2012430 2037072 2066820 2079511 2080880 2092128 2135714 2146592 2184924 2248120 2288265 2299920 2308880 2362080 2376584 2419023 2440816 2497056 2546340 2549078 2615160 2683240 2697744 2731155 2755760 2770656 2913232 2970730 3051020 3121320 3203571 3219888 3225364 3306912 3372180 3395120 3463320 3486880 3564876 3641540 3661224 3823617 3853920 4024860 4031705 4074144 4133640 4159022 4161760 4271428 4369848 4456095 4496240 4576530 4599840 4617760 4753168 4838046 4881632 5092680 5098156 5230320 5339285 5366480 5395488 5462310 5511520 5644387 5826464 5941460 6102040 6238533 6242640 6372695 6407142 6439776 6450728 6744360 6790240 6926640 7129752 7283080 7322448 7647234 8049720 8063410 8267280 8318044 8542856 8739696 8912190 8992480 9153060 9506336 9676092 10185360 10196312 10397555 10460640 10678570 10732960 10924620 11288774 11882920 12095115 12204080 12477066 12485280 12745390 12814284 12901456 13488720 13853280 14259504 14566160 14644896 15294468 16017855 16099440 16126820 16534560 16636088 16933161 17085712 17479392 17824380 18306120 19118085 19352184 20370720 20392624 20795110 21357140 21849240 22577548 23765840 24190230 24408160 24954132 25490780 25628568 25802912 26977440 28221935 28519008 29132320 30588936 31192665 32035710 32198880 32253640 33272176 33866322 34171424 35648760 36612240 38236170 38704368 39510709 40785248 41590220 42714280 43698480 45155096 47531680 48380460 49908264 50981560 51257136 56443870 61177872 62385330 64071420 64507280 66544352 67732644 71297520 73224480 76472340 77408736 79021418 83180440 84665805 85428560 87396960 90310192 96760920 99816528 101963120 102514272 112887740 118532127 122355744 124770660 128142840 129014560 135465288 142595040 152944680 158042836 166360880 169331610 170857120 180620384 193521840 197553545 199633056 203926240 225775480 237064254 249541320 256285680 270930576 305889360 316085672 332721760 338663220 387043680 395107090 451550960 474128508 499082640 512571360 541861152 592660635 611778720 632171344 677326440 790214180 903101920 948257016 998165280 1185321270 1264342688 1354652880 1580428360 1896514032 2370642540 2709305760 3160856720 3793028064 4741285080 6321713440 9482570160 18965140320
• Sum of all divisors σ(n): 77606968320
• Sum of proper divisors (its aliquot sum) s(n): 58641828000
• 18965140320 is an abundant number, because the sum of its proper divisors (58641828000) is greater than itself. Its abundance is 39676687680

Bases of 18965140320

• Binary: 10001101010011010010001001101100000₂
• Hexadecimal: 0x46A691360
• Base-36: 8PNCRXC

Squares and roots of 18965140320

• 18965140320 squared (18965140320²) is 359676547357289702400
• 18965140320 cubed (18965140320³) is 6821316190444124380907040768000
• The square root of 18965140320 is 137713.9801182145
• The cube root of 18965140320 is 2666.7687263717

Scales and comparisons

• 18,965,140,320 seconds is equal to 603 years, 1 week, 4 days, 22 hours, 32 minutes.
• To count from 1 to 18,965,140,320 would take you about one thousand, two hundred 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 18965140320 cubic inches would be around 222.2 feet tall.

Recreational maths with 18965140320

• 18965140320 backwards is 02304156981
• The number of decimal digits it has is: 11
• The sum of 18965140320's digits is 39
• More coming soon!