38404042638

Names of 38404042638

• Cardinal: 38404042638 can be written as Thirty-eight billion, four hundred four million, forty-two thousand, six hundred thirty-eight.

Scientific notation

• Scientific notation: 3.8404042638 × 10¹⁰

Factors of 38404042638

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1438

Divisors of 38404042638

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 13 19 26 38 39 57 78 79 114 158 237 247 331 474 494 662 741 991 993 1027 1482 1501 1982 1986 2054 2973 3002 3081 4303 4503 5946 6162 6289 8606 9006 12578 12883 12909 18829 18867 19513 25766 25818 26149 37658 37734 38649 39026 52298 56487 58539 77298 78289 78447 81757 112974 117078 156578 156894 163514 234867 244777 245271 328021 339937 469734 489554 490542 496831 656042 679874 734331 984063 993662 1017757 1019811 1468662 1487491 1490493 1968126 2035514 2039622 2974982 2980986 3053271 4264273 4462473 6106542 6232399 6458803 8528546 8924946 12464798 12792819 12917606 18697197 19337383 19376409 25585638 25913659 37394394 38674766 38752818 51827318 58012149 77740977 81021187 116024298 155481954 162042374 243063561 336877567 486127122 492359521 673755134 984719042 1010632701 1477078563 2021265402 2954157126 6400673773 12801347546 19202021319 38404042638
• Sum of all divisors σ(n): 88527667200
• Sum of proper divisors (its aliquot sum) s(n): 50123624562
• 38404042638 is an abundant number, because the sum of its proper divisors (50123624562) is greater than itself. Its abundance is 11719581924

Bases of 38404042638

• Binary: 100011110001000011110010111110001110₂
• Hexadecimal: 0x8F10F2F8E
• Base-36: HN4RWY6

Squares and roots of 38404042638

• 38404042638 squared (38404042638²) is 1474870490941321999044
• 38404042638 cubed (38404042638³) is 56640989219638522807373171238072
• The square root of 38404042638 is 195969.4941515133
• The cube root of 38404042638 is 3373.8490491687

Scales and comparisons

• 38,404,042,638 seconds is equal to 1,221 years, 6 weeks, 5 days, 5 hours, 37 minutes, 18 seconds.
• To count from 1 to 38,404,042,638 would take you about two thousand, four hundred forty-two 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 38404042638 cubic inches would be around 281.2 feet tall.

Recreational maths with 38404042638

• 38404042638 backwards is 83624040483
• The number of decimal digits it has is: 11
• The sum of 38404042638's digits is 42
• More coming soon!