30509911390

Names of 30509911390

• Cardinal: 30509911390 can be written as Thirty billion, five hundred nine million, nine hundred eleven thousand, three hundred ninety.

Scientific notation

• Scientific notation: 3.050991139 × 10¹⁰

Factors of 30509911390

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 189

Divisors of 30509911390

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 5 7 10 14 17 19 29 31 34 35 38 58 62 70 79 85 95 119 133 145 155 158 170 190 203 217 238 266 290 310 323 361 395 406 434 493 527 551 553 589 595 646 665 722 790 899 986 1015 1054 1085 1102 1106 1178 1190 1330 1343 1501 1615 1798 1805 2030 2170 2261 2291 2449 2465 2527 2635 2686 2755 2765 2945 3002 3230 3451 3610 3689 3857 4123 4495 4522 4582 4898 4930 5054 5270 5510 5530 5890 6137 6293 6715 6902 7378 7505 7714 8246 8990 9367 9401 10013 10469 10507 11191 11305 11455 12245 12274 12586 12635 13430 15010 15283 16037 17081 17143 17255 18445 18734 18802 19285 20026 20615 20938 21014 22382 22610 22910 24490 25270 25517 28519 30566 30685 31465 32074 34162 34286 34510 36890 38570 38947 41230 41633 42959 43529 46531 46835 47005 50065 51034 52345 52535 55955 57038 61370 62930 65569 70091 71021 73283 76415 77894 78337 80185 83266 85405 85715 85918 87058 93062 93670 94010 100130 104690 105070 106981 111910 119567 127585 131138 140182 142042 142595 146566 152830 156674 160370 170810 171430 177973 178619 190247 194735 199633 208165 213962 214795 217645 232655 239134 255170 272629 285190 290377 291431 304703 324539 325717 327845 350455 355105 355946 357238 366415 380494 389470 391685 399266 416330 429590 435290 465310 484823 497147 534905 545258 580754 582862 597835 609406 649078 651434 655690 700910 710210 732830 739993 783370 791027 827051 884089 889865 893095 951235 969646 994294 998165 1069810 1195670 1207357 1245811 1331729 1349399 1363145 1451885 1457155 1479986 1523515 1582054 1622695 1628585 1654102 1768178 1779730 1786190 1902470 1996330 2032639 2271773 2414714 2424115 2485735 2491622 2663458 2698798 2726290 2903770 2914310 3047030 3245390 3257170 3393761 3699965 3955135 4065278 4135255 4420445 4543546 4848230 4971470 5179951 5517163 5537189 5789357 6036785 6188623 6229055 6658645 6746995 6787522 7399930 7910270 8270510 8451499 8840890 9445793 10163195 10359902 11034326 11074378 11358865 11578714 12073570 12377246 12458110 13317290 13493990 14059867 15029513 16902998 16968805 18891586 20326390 22717730 22939783 25638581 25899755 27585815 27685945 28119734 28946785 30059026 30943115 33937610 38620141 42257495 45879566 47228965 51277162 51799510 55171630 55371890 57893570 61886230 70299335 75147565 77240282 84514990 94457930 98419069 105206591 114698915 128192905 140598670 150295130 160578481 179470067 193100705 196838138 210413182 229397830 256385810 321156962 358940134 386201410 435855877 492095345 526032955 802892405 871711754 897350335 984190690 1052065910 1605784810 1794700670 2179279385 3050991139 4358558770 6101982278 15254955695 30509911390
• Sum of all divisors σ(n): 75843993600
• Sum of proper divisors (its aliquot sum) s(n): 45334082210
• 30509911390 is an abundant number, because the sum of its proper divisors (45334082210) is greater than itself. Its abundance is 14824170820

Bases of 30509911390

• Binary: 11100011010100010000100110101011110₂
• Hexadecimal: 0x71A884D5E
• Base-36: E0KTAAM

Squares and roots of 30509911390

• 30509911390 squared (30509911390²) is 930854693025651732100
• 30509911390 cubed (30509911390³) is 28400294201178285343371018619000
• The square root of 30509911390 is 174670.8658878177
• The cube root of 30509911390 is 3124.7382868613

Scales and comparisons

• 30,509,911,390 seconds is equal to 970 years, 6 weeks, 1 day, 23 hours, 23 minutes, 10 seconds.
• To count from 1 to 30,509,911,390 would take you about one thousand, nine hundred forty 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 30509911390 cubic inches would be around 260.4 feet tall.

Recreational maths with 30509911390

• 30509911390 backwards is 09311990503
• The number of decimal digits it has is: 11
• The sum of 30509911390's digits is 40
• More coming soon!