666968960000

Names of 666968960000

• Cardinal: 666968960000 can be written as Six hundred sixty-six billion, nine hundred sixty-eight million, nine hundred sixty thousand.

Scientific notation

• Scientific notation: 6.6696896 × 10¹¹

Factors of 666968960000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 67

Divisors of 666968960000

• Number of divisors d(n): 440
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 53 56 64 70 80 100 106 112 125 128 140 160 175 200 212 224 250 256 265 280 320 350 371 400 424 448 500 512 530 560 625 640 700 742 800 848 875 896 1000 1024 1060 1120 1250 1280 1325 1400 1484 1600 1696 1750 1792 1855 2000 2120 2240 2500 2560 2650 2800 2809 2968 3200 3392 3500 3584 3710 4000 4240 4375 4480 5000 5120 5300 5600 5618 5936 6400 6625 6784 7000 7168 7420 8000 8480 8750 8960 9275 10000 10600 11200 11236 11872 12800 13250 13568 14000 14045 14840 16000 16960 17500 17920 18550 19663 20000 21200 22400 22472 23744 25600 26500 27136 28000 28090 29680 32000 33125 33920 35000 35840 37100 39326 40000 42400 44800 44944 46375 47488 53000 54272 56000 56180 59360 64000 66250 67840 70000 70225 74200 78652 80000 84800 89600 89888 92750 94976 98315 106000 112000 112360 118720 128000 132500 135680 140000 140450 148400 148877 157304 160000 169600 179200 179776 185500 189952 196630 212000 224000 224720 231875 237440 265000 271360 280000 280900 296800 297754 314608 320000 339200 351125 359552 371000 379904 393260 424000 448000 449440 463750 474880 491575 530000 560000 561800 593600 595508 629216 640000 678400 702250 719104 742000 744385 786520 848000 896000 898880 927500 949760 983150 1042139 1060000 1120000 1123600 1187200 1191016 1258432 1356800 1404500 1438208 1484000 1488770 1573040 1696000 1755625 1797760 1855000 1899520 1966300 2084278 2120000 2240000 2247200 2374400 2382032 2457875 2516864 2809000 2876416 2968000 2977540 3146080 3392000 3511250 3595520 3710000 3721925 3932600 4168556 4240000 4480000 4494400 4748800 4764064 4915750 5033728 5210695 5618000 5936000 5955080 6292160 6784000 7022500 7191040 7420000 7443850 7865200 8337112 8480000 8988800 9497600 9528128 9831500 10067456 10421390 11236000 11872000 11910160 12289375 12584320 14045000 14382080 14840000 14887700 15730400 16674224 16960000 17977600 18609625 19056256 19663000 20134912 20842780 22472000 23744000 23820320 24578750 25168640 26053475 28090000 29680000 29775400 31460800 33348448 33920000 35955200 37219250 38112512 39326000 41685560 44944000 47488000 47640640 49157500 50337280 52106950 56180000 59360000 59550800 62921600 66696896 71910400 74438500 76225024 78652000 83371120 89888000 93048125 95281280 98315000 100674560 104213900 112360000 118720000 119101600 125843200 130267375 133393792 148877000 152450048 157304000 166742240 179776000 186096250 190562560 196630000 208427800 224720000 237440000 238203200 251686400 260534750 266787584 297754000 314608000 333484480 359552000 372192500 381125120 393260000 416855600 449440000 476406400 503372800 521069500 533575168 595508000 629216000 651336875 666968960 744385000 762250240 786520000 833711200 898880000 952812800 1042139000 1067150336 1191016000 1258432000 1302673750 1333937920 1488770000 1573040000 1667422400 1797760000 1905625600 2084278000 2382032000 2516864000 2605347500 2667875840 2977540000 3146080000 3334844800 3811251200 4168556000 4764064000 5210695000 5335751680 5955080000 6292160000 6669689600 8337112000 9528128000 10421390000 11910160000 12584320000 13339379200 16674224000 19056256000 20842780000 23820320000 26678758400 33348448000 41685560000 47640640000 66696896000 83371120000 95281280000 133393792000 166742240000 333484480000 666968960000
• Sum of all divisors σ(n): 1940702401440
• Sum of proper divisors (its aliquot sum) s(n): 1273733441440
• 666968960000 is an abundant number, because the sum of its proper divisors (1273733441440) is greater than itself. Its abundance is 606764481440

Bases of 666968960000

• Binary: 1001101101001010011100101010110000000000₂
• Hexadecimal: 0x9B4A72AC00
• Base-36: 8IEG3J7K

Squares and roots of 666968960000

• 666968960000 squared (666968960000²) is 444847593603481600000000
• 666968960000 cubed (666968960000³) is 296699536864216775131136000000000000
• The square root of 666968960000 is 816681.6760525487
• The cube root of 666968960000 is 8737.1248355941

Scales and comparisons

• 666,968,960,000 seconds is equal to 21,207 years, 28 weeks, 4 days, 3 hours, 33 minutes, 20 seconds.
• To count from 1 to 666,968,960,000 would take you about forty-two thousand, four hundred fifteen 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 666968960000 cubic inches would be around 728.1 feet tall.

Recreational maths with 666968960000

• 666968960000 backwards is 000069869666
• 666968960000 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 666968960000's digits is 56
• More coming soon!