668168000000

Names of 668168000000

• Cardinal: 668168000000 can be written as Six hundred sixty-eight billion, one hundred sixty-eight million.

Scientific notation

• Scientific notation: 6.68168 × 10¹¹

Factors of 668168000000

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 24

Divisors of 668168000000

• Number of divisors d(n): 350
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 25 32 34 40 50 64 68 80 85 100 125 128 136 160 170 200 250 256 272 289 320 340 400 425 500 512 544 578 625 640 680 800 850 1000 1088 1156 1250 1280 1360 1445 1600 1700 2000 2125 2176 2312 2500 2560 2720 2890 3125 3200 3400 4000 4250 4352 4624 4913 5000 5440 5780 6250 6400 6800 7225 8000 8500 8704 9248 9826 10000 10625 10880 11560 12500 12800 13600 14450 15625 16000 17000 18496 19652 20000 21250 21760 23120 24565 25000 27200 28900 31250 32000 34000 36125 36992 39304 40000 42500 43520 46240 49130 50000 53125 54400 57800 62500 64000 68000 72250 73984 78608 80000 83521 85000 92480 98260 100000 106250 108800 115600 122825 125000 136000 144500 147968 157216 160000 167042 170000 180625 184960 196520 200000 212500 217600 231200 245650 250000 265625 272000 289000 314432 320000 334084 340000 361250 369920 393040 400000 417605 425000 462400 491300 500000 531250 544000 578000 614125 628864 668168 680000 722500 739840 786080 800000 835210 850000 903125 924800 982600 1000000 1062500 1088000 1156000 1228250 1257728 1336336 1360000 1445000 1572160 1600000 1670420 1700000 1806250 1849600 1965200 2000000 2088025 2125000 2312000 2456500 2515456 2672672 2720000 2890000 3070625 3144320 3340840 3400000 3612500 3699200 3930400 4000000 4176050 4250000 4515625 4624000 4913000 5345344 5440000 5780000 6141250 6288640 6681680 6800000 7225000 7860800 8000000 8352100 8500000 9031250 9248000 9826000 10440125 10690688 11560000 12282500 12577280 13363360 13600000 14450000 15353125 15721600 16704200 17000000 18062500 18496000 19652000 20880250 21381376 23120000 24565000 26726720 27200000 28900000 30706250 31443200 33408400 34000000 36125000 39304000 41760500 42762752 46240000 49130000 52200625 53453440 57800000 61412500 62886400 66816800 68000000 72250000 76765625 78608000 83521000 92480000 98260000 104401250 106906880 115600000 122825000 133633600 136000000 144500000 153531250 157216000 167042000 196520000 208802500 213813760 231200000 245650000 261003125 267267200 289000000 307062500 314432000 334084000 393040000 417605000 462400000 491300000 522006250 534534400 578000000 614125000 668168000 786080000 835210000 982600000 1044012500 1069068800 1156000000 1228250000 1305015625 1336336000 1572160000 1670420000 1965200000 2088025000 2312000000 2456500000 2610031250 2672672000 3340840000 3930400000 4176050000 4913000000 5220062500 5345344000 6681680000 7860800000 8352100000 9826000000 10440125000 13363360000 16704200000 19652000000 20880250000 26726720000 33408400000 39304000000 41760500000 66816800000 83521000000 133633600000 167042000000 334084000000 668168000000
• Sum of all divisors σ(n): 1773064081833
• Sum of proper divisors (its aliquot sum) s(n): 1104896081833
• 668168000000 is an abundant number, because the sum of its proper divisors (1104896081833) is greater than itself. Its abundance is 436728081833

Bases of 668168000000

• Binary: 1001101110010001111010101001001000000000₂
• Hexadecimal: 0x9B91EA9200
• Base-36: 8IY9Z4E8

Squares and roots of 668168000000

• 668168000000 squared (668168000000²) is 446448476224000000000000
• 668168000000 cubed (668168000000³) is 298302585461637632000000000000000000
• The square root of 668168000000 is 817415.4390516489
• The cube root of 668168000000 is 8742.3574082381

Scales and comparisons

• 668,168,000,000 seconds is equal to 21,245 years, 35 weeks, 22 hours, 13 minutes, 20 seconds.
• To count from 1 to 668,168,000,000 would take you about forty-two thousand, four hundred ninety-one 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 668168000000 cubic inches would be around 728.5 feet tall.

Recreational maths with 668168000000

• 668168000000 backwards is 000000861866
• The number of decimal digits it has is: 12
• The sum of 668168000000's digits is 35
• More coming soon!