9990510816

Names of 9990510816

• Cardinal: 9990510816 can be written as Nine billion, nine hundred ninety million, five hundred ten thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 9.990510816 × 10⁹

Factors of 9990510816

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 727776

Divisors of 9990510816

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 16 22 24 26 32 33 39 44 48 52 66 78 88 96 104 132 143 156 176 208 264 286 312 352 416 429 528 572 624 858 1056 1144 1248 1716 2288 3432 4576 6864 13728 727747 1455494 2183241 2910988 4366482 5821976 8005217 8732964 9460711 11643952 16010434 17465928 18921422 23287904 24015651 28382133 32020868 34931856 37842844 48031302 56764266 64041736 69863712 75685688 96062604 104067821 113528532 128083472 151371376 192125208 208135642 227057064 256166944 302742752 312203463 384250416 416271284 454114128 624406926 768500832 832542568 908228256 1248813852 1665085136 2497627704 3330170272 4995255408 9990510816
• Sum of all divisors σ(n): 30809939328
• Sum of proper divisors (its aliquot sum) s(n): 20819428512
• 9990510816 is an abundant number, because the sum of its proper divisors (20819428512) is greater than itself. Its abundance is 10828917696

Bases of 9990510816

• Binary: 1001010011011110110001100011100000₂
• Hexadecimal: 0x2537B18E0
• Base-36: 4L83BHC

Squares and roots of 9990510816

• 9990510816 squared (9990510816²) is 99810306364612985856
• 9990510816 cubed (9990510816³) is 997155945283939674848423018496
• The square root of 9990510816 is 99952.5428190799
• The cube root of 9990510816 is 2153.7530134613

Scales and comparisons

• 9,990,510,816 seconds is equal to 317 years, 34 weeks, 4 days, 21 hours, 53 minutes, 36 seconds.
• To count from 1 to 9,990,510,816 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 9990510816 cubic inches would be around 179.5 feet tall.

Recreational maths with 9990510816

• 9990510816 backwards is 6180150999
• 9990510816 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 9990510816's digits is 48
• More coming soon!