1664368680

Names of 1664368680

• Cardinal: 1664368680 can be written as One billion, six hundred sixty-four million, three hundred sixty-eight thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.66436868 × 10⁹

Factors of 1664368680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 784

Divisors of 1664368680

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 17 20 24 26 30 34 39 40 51 52 60 65 68 78 85 97 102 104 120 130 136 156 170 194 195 204 221 255 260 291 312 340 388 390 408 442 485 510 520 582 647 663 680 776 780 884 970 1020 1105 1164 1261 1294 1326 1455 1560 1649 1768 1940 1941 2040 2210 2328 2522 2588 2652 2910 3235 3298 3315 3783 3880 3882 4420 4947 5044 5176 5304 5820 6305 6470 6596 6630 7566 7764 8245 8411 8840 9705 9894 10088 10999 11640 12610 12940 13192 13260 15132 15528 16490 16822 18915 19410 19788 21437 21998 24735 25220 25233 25880 26520 30264 32980 32997 33644 37830 38820 39576 42055 42874 43996 49470 50440 50466 54995 62759 64311 65960 65994 67288 75660 77640 84110 85748 87992 98940 100932 107185 109990 125518 126165 128622 131988 142987 151320 164985 168220 171496 188277 197880 201864 214370 219980 251036 252330 257244 263976 285974 313795 321555 329970 336440 376554 428740 428961 439960 502072 504660 514488 571948 627590 643110 659940 714935 753108 815867 857480 857922 941385 1009320 1066903 1143896 1255180 1286220 1319880 1429870 1506216 1631734 1715844 1882770 2133806 2144805 2447601 2510360 2572440 2859740 3200709 3263468 3431688 3765540 4079335 4267612 4289610 4895202 5334515 5719480 6401418 6526936 7531080 8158670 8535224 8579220 9790404 10669030 12238005 12802836 13869739 16003545 16317340 17158440 19580808 21338060 24476010 25605672 27739478 32007090 32634680 41609217 42676120 48952020 55478956 64014180 69348695 83218434 97904040 110957912 128028360 138697390 166436868 208046085 277394780 332873736 416092170 554789560 832184340 1664368680
• Sum of all divisors σ(n): 5761082880
• Sum of proper divisors (its aliquot sum) s(n): 4096714200
• 1664368680 is an abundant number, because the sum of its proper divisors (4096714200) is greater than itself. Its abundance is 2432345520

Bases of 1664368680

• Binary: 1100011001101000100000000101000₂
• Hexadecimal: 0x63344028
• Base-36: RIX73C

Squares and roots of 1664368680

• 1664368680 squared (1664368680²) is 2770123102964942400
• 1664368680 cubed (1664368680³) is 4610506132319265268564032000
• The square root of 1664368680 is 40796.6748645033
• The cube root of 1664368680 is 1185.0859379715

Scales and comparisons

• 1,664,368,680 seconds is equal to 52 years, 47 weeks, 6 days, 12 hours, 38 minutes.
• To count from 1 to 1,664,368,680 would take you about one hundred five 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 1664368680 cubic inches would be around 98.8 feet tall.

Recreational maths with 1664368680

• 1664368680 backwards is 0868634661
• The number of decimal digits it has is: 10
• The sum of 1664368680's digits is 48
• More coming soon!