9990890340

Names of 9990890340

• Cardinal: 9990890340 can be written as Nine billion, nine hundred ninety million, eight hundred ninety thousand, three hundred forty.

Scientific notation

• Scientific notation: 9.99089034 × 10⁹

Factors of 9990890340

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8931

Divisors of 9990890340

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 29 30 58 60 87 116 145 174 290 348 435 580 701 870 1402 1740 2103 2804 3505 4206 7010 8191 8412 10515 14020 16382 20329 21030 24573 32764 40658 40955 42060 49146 60987 81316 81910 98292 101645 121974 122865 163820 203290 237539 243948 245730 304935 406580 475078 491460 609870 712617 950156 1187695 1219740 1425234 2375390 2850468 3563085 4750780 5741891 7126170 11483782 14252340 17225673 22967564 28709455 34451346 57418910 68902692 86128365 114837820 166514839 172256730 333029678 344513460 499544517 666059356 832574195 999089034 1665148390 1998178068 2497722585 3330296780 4995445170 9990890340
• Sum of all divisors σ(n): 28983951360
• Sum of proper divisors (its aliquot sum) s(n): 18993061020
• 9990890340 is an abundant number, because the sum of its proper divisors (18993061020) is greater than itself. Its abundance is 9002170680

Bases of 9990890340

• Binary: 1001010011100000001110001101100100₂
• Hexadecimal: 0x25380E364
• Base-36: 4L8BGBO

Squares and roots of 9990890340

• 9990890340 squared (9990890340²) is 99817889785905315600
• 9990890340 cubed (9990890340³) is 997269590821186085782691304000
• The square root of 9990890340 is 99954.4413220343
• The cube root of 9990890340 is 2153.7802856943

Scales and comparisons

• 9,990,890,340 seconds is equal to 317 years, 35 weeks, 2 days, 7 hours, 19 minutes.
• To count from 1 to 9,990,890,340 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 9990890340 cubic inches would be around 179.5 feet tall.

Recreational maths with 9990890340

• 9990890340 backwards is 0430980999
• The number of decimal digits it has is: 10
• The sum of 9990890340's digits is 51
• More coming soon!