18389206836

Names of 18389206836

• Cardinal: 18389206836 can be written as Eighteen billion, three hundred eighty-nine million, two hundred six thousand, eight hundred thirty-six.

Scientific notation

• Scientific notation: 1.8389206836 × 10¹⁰

Factors of 18389206836

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2076

Divisors of 18389206836

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 13 14 18 21 22 23 26 28 33 36 39 42 44 46 52 63 66 69 77 78 84 91 92 99 117 121 126 132 138 143 154 156 161 182 198 207 231 234 242 252 253 273 276 286 299 308 322 363 364 396 414 429 462 468 483 484 506 546 572 598 644 693 726 759 819 828 847 858 897 924 966 1001 1012 1089 1092 1196 1287 1386 1449 1452 1518 1573 1638 1694 1716 1771 1794 1932 2002 2017 2093 2178 2277 2541 2574 2691 2772 2783 2898 3003 3036 3146 3276 3289 3388 3542 3588 4004 4034 4186 4356 4554 4719 5082 5148 5313 5382 5566 5796 6006 6051 6279 6292 6578 7084 7623 8068 8349 8372 9009 9108 9438 9867 10164 10626 10764 11011 11132 12012 12102 12558 13156 14119 14157 15246 15939 16698 18018 18153 18837 18876 19481 19734 21252 22022 22187 23023 24204 25047 25116 26221 28238 28314 29601 30492 31878 33033 33396 36036 36179 36306 37674 38962 39468 42357 44044 44374 46046 46391 50094 52442 56476 56628 58443 59202 63756 66066 66561 69069 72358 72612 75348 77924 78663 84714 88748 92092 92782 99099 100188 104884 108537 116886 118404 127071 132132 133122 138138 139173 144716 155309 157326 169428 175329 183547 185564 198198 199683 207207 217074 233772 235989 244057 253253 254142 266244 276276 278346 288431 310618 314652 324737 325611 350658 367094 396396 399366 414414 417519 434148 465927 471978 488114 506506 508284 510301 550641 556692 576862 603083 621236 649474 651222 701316 732171 734188 759759 798732 828828 835038 865293 931854 943956 974211 976228 1013012 1020602 1101282 1153724 1206166 1298948 1302444 1397781 1464342 1519518 1530903 1651923 1670076 1708399 1730586 1809249 1863708 1948422 2019017 2041204 2196513 2202564 2279277 2412332 2595879 2795562 2922633 2928684 3039036 3061806 3172741 3303846 3416798 3461172 3572107 3618498 3896844 4038034 4221581 4393026 4558554 4592709 5125197 5191758 5427747 5591124 5613311 5845266 6057051 6123612 6345482 6607692 6633913 6833596 7144214 7236996 8076068 8443162 8786052 9117108 9185418 9518223 10250394 10383516 10716321 10855494 11226622 11690532 12114102 12664743 12690964 13267826 14288428 15375591 16839933 16886324 18171153 18370836 19036446 19901739 20500788 21432642 21710988 22209187 22453244 24228204 25329486 26535652 28554669 30751182 32148963 33679866 36342306 37994229 38072892 39293177 39803478 42865284 44418374 46437391 50519799 50658972 57109338 59705217 61502364 64297926 66627561 67359732 72684612 72973043 75988458 78586354 79606956 88836748 92874782 101039598 114218676 117879531 119410434 128595852 133255122 139312173 145946086 151976916 157172708 185749564 199882683 202079196 218919129 235759062 238820868 266510244 278624346 291892172 353638593 399765366 417936519 437838258 471518124 510811301 557248692 656757387 707277186 799530732 835873038 875676516 1021622602 1313514774 1414554372 1532433903 1671746076 2043245204 2627029548 3064867806 4597301709 6129735612 9194603418 18389206836
• Sum of all divisors σ(n): 65651319552
• Sum of proper divisors (its aliquot sum) s(n): 47262112716
• 18389206836 is an abundant number, because the sum of its proper divisors (47262112716) is greater than itself. Its abundance is 28872905880

Bases of 18389206836

• Binary: 10001001000000101010000011100110100₂
• Hexadecimal: 0x448150734
• Base-36: 8G4GIT0

Squares and roots of 18389206836

• 18389206836 squared (18389206836²) is 338162928057189130896
• 18389206836 cubed (18389206836³) is 6218548028311038564817622005056
• The square root of 18389206836 is 135606.8096962685
• The cube root of 18389206836 is 2639.4959454337

Scales and comparisons

• 18,389,206,836 seconds is equal to 584 years, 37 weeks, 3 days, 1 hour, 36 seconds.
• To count from 1 to 18,389,206,836 would take you about one thousand, one hundred sixty-nine 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 18389206836 cubic inches would be around 220 feet tall.

Recreational maths with 18389206836

• 18389206836 backwards is 63860298381
• The number of decimal digits it has is: 11
• The sum of 18389206836's digits is 54
• More coming soon!