399839480990

Names of 399839480990

• Cardinal: 399839480990 can be written as Three hundred ninety-nine billion, eight hundred thirty-nine million, four hundred eighty thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 3.9983948099 × 10¹¹

Factors of 399839480990

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 260

Divisors of 399839480990

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 5 10 17 19 29 34 38 58 61 85 95 122 127 145 170 190 254 290 305 323 361 493 551 610 635 646 722 841 986 1037 1102 1159 1270 1615 1682 1769 1805 2074 2159 2318 2413 2465 2755 3230 3538 3610 3683 4205 4318 4826 4930 5185 5510 5795 6137 7366 7747 8410 8845 9367 10370 10469 10795 11590 12065 12274 14297 15494 15979 17690 18415 18734 19703 20938 21590 22021 24130 28594 30073 30685 31958 33611 36830 38735 39406 41021 44042 45847 46835 51301 52345 60146 61370 62611 67222 69977 71485 77470 79895 82042 91694 93670 98515 102602 104690 106807 110105 125222 131699 139954 142970 147193 150365 159790 168055 177973 197030 205105 213614 220210 224663 229235 256505 263398 271643 294386 300730 303601 313055 336110 349885 355946 374357 410210 449326 458470 513010 534035 543286 571387 607202 626110 638609 658495 699770 735965 748714 779399 872117 889865 974719 1068070 1123315 1142774 1189609 1277218 1316990 1329563 1358215 1471930 1518005 1558798 1744234 1779730 1815719 1871785 1949438 2029333 2246630 2379218 2502281 2659126 2716430 2796667 2856935 3036010 3193045 3631438 3743570 3819271 3896995 4058666 4268597 4360585 4873595 5004562 5161217 5593334 5713870 5948045 6386090 6515227 6647815 7638542 7793990 8537194 8721170 9078595 9747190 10146665 10322434 10856353 11896090 12511405 13030454 13295630 13983335 16570223 18157190 18519661 19096355 20293330 21342985 21712706 22602571 25022810 25806085 27966670 32576135 33140446 34498661 37039322 38192710 38557327 42685970 45205142 47543339 51612170 54281765 65152270 68997322 72566149 77114654 81103343 82851115 92598305 95086678 108563530 110758859 113012855 123789313 145132298 162206686 165702230 172493305 185196610 192786635 221517718 226025710 237716695 247578626 314834237 344986610 362830745 385573270 405516715 475433390 553794295 618946565 629668474 655474559 725661490 811033430 1107588590 1237893130 1310949118 1378756831 1574171185 2104418321 2351996947 2757513662 3148342370 3277372795 4208836642 4703993894 6554745590 6893784155 10522091605 11759984735 13787568310 21044183210 23519969470 39983948099 79967896198 199919740495 399839480990
• Sum of all divisors σ(n): 853276529664
• Sum of proper divisors (its aliquot sum) s(n): 453437048674
• 399839480990 is an abundant number, because the sum of its proper divisors (453437048674) is greater than itself. Its abundance is 53597567684

Bases of 399839480990

• Binary: 101110100011000010010100100110010011110₂
• Hexadecimal: 0x5D184A4C9E
• Base-36: 53OM3Q1Q

Squares and roots of 399839480990

• 399839480990 squared (399839480990²) is 159871610558352571380100
• 399839480990 cubed (399839480990³) is 63922981790687096250051112014299000
• The square root of 399839480990 is 632328.6178799753
• The cube root of 399839480990 is 7367.0772702641

Scales and comparisons

• 399,839,480,990 seconds is equal to 12,713 years, 34 weeks, 1 day, 18 hours, 29 minutes, 50 seconds.
• To count from 1 to 399,839,480,990 would take you about twenty-five thousand, four hundred twenty-seven 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 399839480990 cubic inches would be around 613.9 feet tall.

Recreational maths with 399839480990

• 399839480990 backwards is 099084938993
• The number of decimal digits it has is: 12
• The sum of 399839480990's digits is 71
• More coming soon!