9989493808

Names of 9989493808

• Cardinal: 9989493808 can be written as Nine billion, nine hundred eighty-nine million, four hundred ninety-three thousand, eight hundred eight.

Scientific notation

• Scientific notation: 9.989493808 × 10⁹

Factors of 9989493808

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 247097

Divisors of 9989493808

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 38 56 76 112 133 152 266 304 361 532 722 1064 1444 2128 2527 2888 5054 5776 10108 20216 40432 247069 494138 988276 1729483 1976552 3458966 3953104 4694311 6917932 9388622 13835864 18777244 27671728 32860177 37554488 65720354 75108976 89191909 131440708 178383818 262881416 356767636 525762832 624343363 713535272 1248686726 1427070544 2497373452 4994746904 9989493808
• Sum of all divisors σ(n): 23345150160
• Sum of proper divisors (its aliquot sum) s(n): 13355656352
• 9989493808 is an abundant number, because the sum of its proper divisors (13355656352) is greater than itself. Its abundance is 3366162544

Bases of 9989493808

• Binary: 1001010011011010111001010000110000₂
• Hexadecimal: 0x2536B9430
• Base-36: 4L7HIR4

Squares and roots of 9989493808

• 9989493808 squared (9989493808²) is 99789986540070340864
• 9989493808 cubed (9989493808³) is 996851452642436013945377370112
• The square root of 9989493808 is 99947.4552352385
• The cube root of 9989493808 is 2153.6799288311

Scales and comparisons

• 9,989,493,808 seconds is equal to 317 years, 33 weeks, 3 hours, 23 minutes, 28 seconds.
• To count from 1 to 9,989,493,808 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 9989493808 cubic inches would be around 179.5 feet tall.

Recreational maths with 9989493808

• 9989493808 backwards is 8083949899
• The number of decimal digits it has is: 10
• The sum of 9989493808's digits is 67
• More coming soon!