18636737028

Names of 18636737028

• Cardinal: 18636737028 can be written as Eighteen billion, six hundred thirty-six million, seven hundred thirty-seven thousand and twenty-eight.

Scientific notation

• Scientific notation: 1.8636737028 × 10¹⁰

Factors of 18636737028

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 16537

Divisors of 18636737028

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 12 13 14 21 26 28 39 42 49 52 78 84 91 98 147 149 156 182 196 273 294 298 364 447 546 588 596 637 894 1043 1092 1274 1788 1911 1937 2086 2548 3129 3822 3874 4172 5811 6258 7301 7644 7748 11622 12516 13559 14602 16363 21903 23244 27118 29204 32726 40677 43806 49089 54236 65452 81354 87612 94913 98178 114541 162708 189826 196356 212719 229082 284739 343623 379652 425438 458164 569478 638157 687246 801787 850876 1138956 1276314 1374492 1489033 1603574 2405361 2438087 2552628 2978066 3207148 4467099 4810722 4876174 5956132 7314261 8934198 9621444 9752348 10423231 14628522 17066609 17868396 20846462 29257044 31269693 31695131 34133218 41692924 51199827 62539386 63390262 68266436 95085393 102399654 119466263 125078772 126780524 190170786 204799308 221865917 238932526 358398789 380341572 443731834 477865052 665597751 716797578 887463668 1331195502 1433595156 1553061419 2662391004 3106122838 4659184257 6212245676 9318368514 18636737028
• Sum of all divisors σ(n): 54845582400
• Sum of proper divisors (its aliquot sum) s(n): 36208845372
• 18636737028 is an abundant number, because the sum of its proper divisors (36208845372) is greater than itself. Its abundance is 17572108344

Bases of 18636737028

• Binary: 10001010110110101100000101000000100₂
• Hexadecimal: 0x456D60A04
• Base-36: 8K7TYBO

Squares and roots of 18636737028

• 18636737028 squared (18636737028²) is 347327967050826272784
• 18636737028 cubed (18636737028³) is 6473059984396097955988801445952
• The square root of 18636737028 is 136516.4350105875
• The cube root of 18636737028 is 2651.2862879937

Scales and comparisons

• 18,636,737,028 seconds is equal to 592 years, 30 weeks, 4 days, 23 hours, 23 minutes, 48 seconds.
• To count from 1 to 18,636,737,028 would take you about one thousand, one hundred eighty-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 18636737028 cubic inches would be around 220.9 feet tall.

Recreational maths with 18636737028

• 18636737028 backwards is 82073763681
• The number of decimal digits it has is: 11
• The sum of 18636737028's digits is 51
• More coming soon!