6449907828

Names of 6449907828

• Cardinal: 6449907828 can be written as Six billion, four hundred forty-nine million, nine hundred seven thousand, eight hundred twenty-eight.

Scientific notation

• Scientific notation: 6.449907828 × 10⁹

Factors of 6449907828

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 983

Divisors of 6449907828

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 12 13 14 21 26 28 39 42 49 52 78 84 91 98 147 149 156 182 196 273 294 298 343 364 447 546 588 596 637 686 809 894 1029 1043 1092 1274 1372 1618 1788 1911 1937 2058 2086 2427 2548 3129 3236 3822 3874 4116 4172 4459 4854 5663 5811 6258 7301 7644 7748 8918 9708 10517 11326 11622 12516 13377 13559 14602 16989 17836 21034 21903 22652 23244 26754 27118 29204 31551 33978 39641 40677 42068 43806 51107 53508 54236 63102 67956 73619 79282 81354 87612 94913 102214 118923 120541 126204 147238 153321 158564 162708 189826 204428 220857 237846 241082 277487 284739 294476 306642 361623 379652 441714 475692 482164 515333 554974 569478 613284 664391 723246 832461 843787 883428 1030666 1109948 1138956 1328782 1446492 1545999 1567033 1664922 1687574 1993173 2061332 2531361 2657564 3091998 3134066 3329844 3375148 3607331 3986346 4701099 5062722 5906509 6183996 6268132 7214662 7972692 9402198 10125444 10821993 10969231 11813018 14429324 17719527 18804396 21643986 21938462 23626036 32907693 35439054 41345563 43287972 43876924 65815386 70878108 76784617 82691126 124036689 131630772 153569234 165382252 230353851 248073378 307138468 460707702 496146756 537492319 921415404 1074984638 1612476957 2149969276 3224953914 6449907828
• Sum of all divisors σ(n): 19051200000
• Sum of proper divisors (its aliquot sum) s(n): 12601292172
• 6449907828 is an abundant number, because the sum of its proper divisors (12601292172) is greater than itself. Its abundance is 6151384344

Bases of 6449907828

• Binary: 110000000011100011100100001110100₂
• Hexadecimal: 0x18071C874
• Base-36: 2YO3WQC

Squares and roots of 6449907828

• 6449907828 squared (6449907828²) is 41601310989695677584
• 6449907828 cubed (6449907828³) is 268324621407500578186805727552
• The square root of 6449907828 is 80311.3181811879
• The cube root of 6449907828 is 1861.4491181325

Scales and comparisons

• 6,449,907,828 seconds is equal to 205 years, 4 weeks, 3 days, 17 hours, 3 minutes, 48 seconds.
• To count from 1 to 6,449,907,828 would take you about four hundred ten 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 6449907828 cubic inches would be around 155.1 feet tall.

Recreational maths with 6449907828

• 6449907828 backwards is 8287099446
• The number of decimal digits it has is: 10
• The sum of 6449907828's digits is 57
• More coming soon!