664690688000

Names of 664690688000

• Cardinal: 664690688000 can be written as Six hundred sixty-four billion, six hundred ninety million, six hundred eighty-eight thousand.

Scientific notation

• Scientific notation: 6.64690688 × 10¹¹

Factors of 664690688000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 2027

Divisors of 664690688000

• Number of divisors d(n): 272
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 41 50 64 80 82 100 125 128 160 164 200 205 250 256 320 328 400 410 500 512 640 656 800 820 1000 1024 1025 1280 1312 1600 1640 1979 2000 2048 2050 2560 2624 3200 3280 3958 4000 4096 4100 5120 5125 5248 6400 6560 7916 8000 8192 8200 9895 10240 10250 10496 12800 13120 15832 16000 16384 16400 19790 20480 20500 20992 25600 26240 31664 32000 32768 32800 39580 40960 41000 41984 49475 51200 52480 63328 64000 65536 65600 79160 81139 81920 82000 83968 98950 102400 104960 126656 128000 131200 158320 162278 163840 164000 167936 197900 204800 209920 247375 253312 256000 262400 316640 324556 327680 328000 335872 395800 405695 409600 419840 494750 506624 512000 524800 633280 649112 656000 671744 791600 811390 819200 839680 989500 1013248 1024000 1049600 1266560 1298224 1312000 1343488 1583200 1622780 1638400 1679360 1979000 2026496 2028475 2048000 2099200 2533120 2596448 2624000 2686976 3166400 3245560 3358720 3958000 4052992 4056950 4096000 4198400 5066240 5192896 5248000 6332800 6491120 6717440 7916000 8105984 8113900 8192000 8396800 10132480 10142375 10385792 10496000 12665600 12982240 13434880 15832000 16211968 16227800 16793600 20264960 20284750 20771584 20992000 25331200 25964480 31664000 32423936 32455600 33587200 40529920 40569500 41543168 41984000 50662400 51928960 63328000 64847872 64911200 67174400 81059840 81139000 83086336 83968000 101324800 103857920 126656000 129695744 129822400 162119680 162278000 166172672 167936000 202649600 207715840 253312000 259644800 324239360 324556000 332345344 335872000 405299200 415431680 506624000 519289600 648478720 649112000 664690688 810598400 830863360 1013248000 1038579200 1298224000 1329381376 1621196800 1661726720 2026496000 2077158400 2596448000 2658762752 3242393600 3323453440 4052992000 4154316800 5192896000 5317525504 6646906880 8105984000 8308633600 10385792000 13293813760 16211968000 16617267200 20771584000 26587627520 33234534400 41543168000 66469068800 83086336000 132938137600 166172672000 332345344000 664690688000
• Sum of all divisors σ(n): 1700378840160
• Sum of proper divisors (its aliquot sum) s(n): 1035688152160
• 664690688000 is an abundant number, because the sum of its proper divisors (1035688152160) is greater than itself. Its abundance is 370997464160

Bases of 664690688000

• Binary: 1001101011000010101001110000000000000000₂
• Hexadecimal: 0x9AC2A70000
• Base-36: 8HCRO9A8

Squares and roots of 664690688000

• 664690688000 squared (664690688000²) is 441813710713913344000000
• 664690688000 cubed (664690688000³) is 293669459342264031795740672000000000
• The square root of 664690688000 is 815285.6481013265
• The cube root of 664690688000 is 8727.1652242651

Scales and comparisons

• 664,690,688,000 seconds is equal to 21,135 years, 5 weeks, 4 days, 6 hours, 13 minutes, 20 seconds.
• To count from 1 to 664,690,688,000 would take you about forty-two thousand, two hundred seventy 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 664690688000 cubic inches would be around 727.3 feet tall.

Recreational maths with 664690688000

• 664690688000 backwards is 000886096466
• The number of decimal digits it has is: 12
• The sum of 664690688000's digits is 53
• More coming soon!