990010980

Names of 990010980

• Cardinal: 990010980 can be written as Nine hundred ninety million, ten thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 9.9001098 × 10⁸

Factors of 990010980

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 46253

Divisors of 990010980

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 17 18 20 21 28 30 34 35 36 42 45 51 60 63 68 70 84 85 90 102 105 119 126 140 153 170 180 204 210 238 252 255 306 315 340 357 420 476 510 595 612 630 714 765 1020 1071 1190 1260 1428 1530 1785 2142 2380 3060 3570 4284 5355 7140 10710 21420 46219 92438 138657 184876 231095 277314 323533 415971 462190 554628 647066 693285 785723 831942 924380 970599 1294132 1386570 1571446 1617665 1663884 1941198 2079855 2357169 2773140 2911797 3142892 3235330 3882396 3928615 4159710 4714338 4852995 5500061 5823594 6470660 7071507 7857230 8319420 9428676 9705990 11000122 11647188 11785845 14143014 14558985 15714460 16500183 19411980 22000244 23571690 27500305 28286028 29117970 33000366 35357535 47143380 49500549 55000610 58235940 66000732 70715070 82500915 99001098 110001220 141430140 165001830 198002196 247502745 330003660 495005490 990010980
• Sum of all divisors σ(n): 3634001280
• Sum of proper divisors (its aliquot sum) s(n): 2643990300
• 990010980 is an abundant number, because the sum of its proper divisors (2643990300) is greater than itself. Its abundance is 1653979320

Bases of 990010980

• Binary: 111011000000100101111001100100₂
• Hexadecimal: 0x3B025E64
• Base-36: GDFDD0

Squares and roots of 990010980

• 990010980 squared (990010980²) is 980121740520560400
• 990010980 cubed (990010980³) is 970331284852065711753192000
• The square root of 990010980 is 31464.4399282747
• The cube root of 990010980 is 996.6591780041

Scales and comparisons

• 990,010,980 seconds is equal to 31 years, 24 weeks, 6 days, 11 hours, 3 minutes.
• To count from 1 to 990,010,980 would take you about forty-seven 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 990010980 cubic inches would be around 83.1 feet tall.

Recreational maths with 990010980

• 990010980 backwards is 089010099
• 990010980 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 990010980's digits is 36
• More coming soon!