9987496680

Names of 9987496680

• Cardinal: 9987496680 can be written as Nine billion, nine hundred eighty-seven million, four hundred ninety-six thousand, six hundred eighty.

Scientific notation

• Scientific notation: 9.98749668 × 10⁹

Factors of 9987496680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 15340

Divisors of 9987496680

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 19 20 21 24 28 30 35 38 40 41 42 56 57 60 70 76 82 84 95 105 114 120 123 133 140 152 164 168 190 205 210 228 246 266 280 285 287 328 380 399 410 420 456 492 532 570 574 615 665 760 779 798 820 840 861 984 1064 1140 1148 1230 1330 1435 1558 1596 1640 1722 1995 2280 2296 2337 2460 2660 2870 3116 3192 3444 3895 3990 4305 4674 4920 5320 5453 5740 6232 6888 7790 7980 8610 9348 10906 11480 11685 15263 15580 15960 16359 17220 18696 21812 23370 27265 30526 31160 32718 34440 43624 45789 46740 54530 61052 65436 76315 81795 91578 93480 106841 109060 122104 130872 152630 163590 183156 213682 218120 228945 289997 305260 320523 327180 366312 427364 457890 534205 579994 610520 625783 641046 654360 854728 869991 915780 1068410 1159988 1251566 1282092 1449985 1602615 1739982 1831560 1877349 2029979 2136820 2319976 2503132 2564184 2899970 3128915 3205230 3479964 3754698 4059958 4273640 4349955 4380481 5006264 5799940 6089937 6257830 6410460 6959928 7509396 8119916 8699910 8760962 9386745 10149895 11599880 11889877 12179874 12515660 12820920 13141443 15018792 16239832 17399820 17521924 18773490 20299790 21902405 23779754 24359748 25031320 26282886 30449685 34799640 35043848 35669631 37546980 40599580 43804810 47559508 48719496 52565772 59449385 60899370 65707215 71339262 75093960 81199160 83229139 87609620 95119016 105131544 118898770 121798740 131414430 142678524 166458278 175219240 178348155 237797540 243597480 249687417 262828860 285357048 332916556 356696310 416145695 475595080 499374834 525657720 665833112 713392620 832291390 998749668 1248437085 1426785240 1664582780 1997499336 2496874170 3329165560 4993748340 9987496680
• Sum of all divisors σ(n): 36926668800
• Sum of proper divisors (its aliquot sum) s(n): 26939172120
• 9987496680 is an abundant number, because the sum of its proper divisors (26939172120) is greater than itself. Its abundance is 16951675440

Bases of 9987496680

• Binary: 1001010011010011010001101011101000₂
• Hexadecimal: 0x2534D1AE8
• Base-36: 4L6APRC

Squares and roots of 9987496680

• 9987496680 squared (9987496680²) is 99750089933011022400
• 9987496680 cubed (9987496680³) is 996253692035649008623405632000
• The square root of 9987496680 is 99937.4638461473
• The cube root of 9987496680 is 2153.5363959943

Scales and comparisons

• 9,987,496,680 seconds is equal to 317 years, 29 weeks, 5 days, 38 minutes.
• To count from 1 to 9,987,496,680 would take you about six hundred thirty-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 9987496680 cubic inches would be around 179.5 feet tall.

Recreational maths with 9987496680

• 9987496680 backwards is 0866947899
• The number of decimal digits it has is: 10
• The sum of 9987496680's digits is 66
• More coming soon!