9120820320

Names of 9120820320

• Cardinal: 9120820320 can be written as Nine billion, one hundred twenty million, eight hundred twenty thousand, three hundred twenty.

Scientific notation

• Scientific notation: 9.12082032 × 10⁹

Factors of 9120820320

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 234599

Divisors of 9120820320

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 72 80 81 90 96 108 120 135 144 160 162 180 216 240 243 270 288 324 360 405 432 480 486 540 648 720 810 864 972 1080 1215 1296 1440 1620 1944 2160 2430 2592 3240 3888 4320 4860 6480 7776 9720 12960 19440 38880 234589 469178 703767 938356 1172945 1407534 1876712 2111301 2345890 2815068 3518835 3753424 4222602 4691780 5630136 6333903 7037670 7506848 8445204 9383560 10556505 11260272 12667806 14075340 16890408 18767120 19001709 21113010 22520544 25335612 28150680 31669515 33780816 37534240 38003418 42226020 50671224 56301360 57005127 63339030 67561632 76006836 84452040 95008545 101342448 112602720 114010254 126678060 152013672 168904080 190017090 202684896 228020508 253356120 285025635 304027344 337808160 380034180 456041016 506712240 570051270 608054688 760068360 912082032 1013424480 1140102540 1520136720 1824164064 2280205080 3040273440 4560410160 9120820320
• Sum of all divisors σ(n): 32277707280
• Sum of proper divisors (its aliquot sum) s(n): 23156886960
• 9120820320 is an abundant number, because the sum of its proper divisors (23156886960) is greater than itself. Its abundance is 14036066640

Bases of 9120820320

• Binary: 1000011111101001001010110001100000₂
• Hexadecimal: 0x21FA4AC60
• Base-36: 46UAU00

Squares and roots of 9120820320

• 9120820320 squared (9120820320²) is 83189363309724902400
• 9120820320 cubed (9120820320³) is 758755235283201343419936768000
• The square root of 9120820320 is 95502.9859219071
• The cube root of 9120820320 is 2089.3504937481

Scales and comparisons

• 9,120,820,320 seconds is equal to 290 years, 5 days, 1 hour, 12 minutes.
• To count from 1 to 9,120,820,320 would take you about five hundred eighty 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 9120820320 cubic inches would be around 174.1 feet tall.

Recreational maths with 9120820320

• 9120820320 backwards is 0230280219
• 9120820320 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 9120820320's digits is 27
• More coming soon!