9939384120

Names of 9939384120

• Cardinal: 9939384120 can be written as Nine billion, nine hundred thirty-nine million, three hundred eighty-four thousand, one hundred twenty.

Scientific notation

• Scientific notation: 9.93938412 × 10⁹

Factors of 9939384120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 508

Divisors of 9939384120

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 19 20 24 30 38 40 57 60 76 95 114 120 152 190 228 285 361 380 456 479 570 722 760 958 1083 1140 1437 1444 1805 1916 2166 2280 2395 2874 2888 3610 3832 4332 4790 5415 5748 7185 7220 8664 9101 9580 10830 11496 14370 14440 18202 19160 21660 27303 28740 36404 43320 45505 54606 57480 72808 91010 109212 136515 172919 182020 218424 229441 273030 345838 364040 458882 518757 546060 688323 691676 864595 917764 1037514 1092120 1147205 1376646 1383352 1729190 1835528 2075028 2294410 2593785 2753292 3441615 3458380 4150056 4359379 4588820 5187570 5506584 6883230 6916760 8718758 9177640 10375140 13078137 13766460 17437516 20750280 21796895 26156274 27532920 34875032 43593790 52312548 65390685 82828201 87187580 104625096 130781370 165656402 174375160 248484603 261562740 331312804 414141005 496969206 523125480 662625608 828282010 993938412 1242423015 1656564020 1987876824 2484846030 3313128040 4969692060 9939384120
• Sum of all divisors σ(n): 31535964360
• Sum of proper divisors (its aliquot sum) s(n): 21596580240
• 9939384120 is an abundant number, because the sum of its proper divisors (21596580240) is greater than itself. Its abundance is 11657196120

Bases of 9939384120

• Binary: 1001010000011011101111011100111000₂
• Hexadecimal: 0x2506EF738
• Base-36: 4KDNHVC

Squares and roots of 9939384120

• 9939384120 squared (9939384120²) is 98791356684908174400
• 9939384120 cubed (9939384120³) is 981925241827232152289550528000
• The square root of 9939384120 is 99696.4599170903
• The cube root of 9939384120 is 2150.0727662411

Scales and comparisons

• 9,939,384,120 seconds is equal to 316 years, 2 weeks, 1 day, 4 hours, 2 minutes.
• To count from 1 to 9,939,384,120 would take you about six hundred thirty-two 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 9939384120 cubic inches would be around 179.2 feet tall.

Recreational maths with 9939384120

• 9939384120 backwards is 0214839399
• The number of decimal digits it has is: 10
• The sum of 9939384120's digits is 48
• More coming soon!