6640875136

Names of 6640875136

• Cardinal: 6640875136 can be written as Six billion, six hundred forty million, eight hundred seventy-five thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 6.640875136 × 10⁹

Factors of 6640875136

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 447

Divisors of 6640875136

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 32 38 49 56 64 76 98 112 128 133 152 196 224 266 304 343 361 392 419 448 532 608 686 722 784 838 896 931 1064 1216 1372 1444 1568 1676 1862 2128 2432 2527 2744 2888 2933 3136 3352 3724 4256 5054 5488 5776 5866 6272 6517 6704 7448 7961 8512 10108 10976 11552 11732 13034 13408 14896 15922 17024 17689 20216 20531 21952 23104 23464 26068 26816 29792 31844 35378 40432 41062 43904 46208 46928 52136 53632 55727 59584 63688 70756 80864 82124 93856 104272 111454 119168 123823 127376 141512 143717 151259 161728 164248 187712 208544 222908 247646 254752 283024 287434 302518 323456 328496 375424 390089 417088 445816 495292 509504 566048 574868 605036 656992 780178 834176 891632 990584 1019008 1058813 1132096 1149736 1210072 1313984 1560356 1783264 1981168 2117626 2264192 2299472 2420144 2627968 2730623 3120712 3566528 3962336 4235252 4598944 4840288 5461246 6241424 7133056 7411691 7924672 8470504 9197888 9680576 10922492 12482848 14823382 15849344 16941008 18395776 19361152 21844984 24965696 29646764 33882016 43689968 49931392 51881837 59293528 67764032 87379936 103763674 118587056 135528064 174759872 207527348 237174112 349519744 415054696 474348224 830109392 948696448 1660218784 3320437568 6640875136
• Sum of all divisors σ(n): 16322040000
• Sum of proper divisors (its aliquot sum) s(n): 9681164864
• 6640875136 is an abundant number, because the sum of its proper divisors (9681164864) is greater than itself. Its abundance is 3040289728

Bases of 6640875136

• Binary: 110001011110100111011011010000000₂
• Hexadecimal: 0x18BD3B680
• Base-36: 31TT01S

Squares and roots of 6640875136

• 6640875136 squared (6640875136²) is 44101222571943018496
• 6640875136 cubed (6640875136³) is 292870712445218362738874515456
• The square root of 6640875136 is 81491.5648150161
• The cube root of 6640875136 is 1879.6418451577

Scales and comparisons

• 6,640,875,136 seconds is equal to 211 years, 8 weeks, 1 day, 23 hours, 32 minutes, 16 seconds.
• To count from 1 to 6,640,875,136 would take you about four hundred twenty-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 6640875136 cubic inches would be around 156.6 feet tall.

Recreational maths with 6640875136

• 6640875136 backwards is 6315780466
• The number of decimal digits it has is: 10
• The sum of 6640875136's digits is 46
• More coming soon!