689920120960

Names of 689920120960

• Cardinal: 689920120960 can be written as Six hundred eighty-nine billion, nine hundred twenty million, one hundred twenty thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 6.8992012096 × 10¹¹

Factors of 689920120960

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 154000041

Divisors of 689920120960

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 128 140 160 224 280 320 448 560 640 896 1120 2240 4480 154000027 308000054 616000108 770000135 1078000189 1232000216 1540000270 2156000378 2464000432 3080000540 4312000756 4928000864 5390000945 6160001080 8624001512 9856001728 10780001890 12320002160 17248003024 19712003456 21560003780 24640004320 34496006048 43120007560 49280008640 68992012096 86240015120 98560017280 137984024192 172480030240 344960060480 689920120960
• Sum of all divisors σ(n): 1884960342720
• Sum of proper divisors (its aliquot sum) s(n): 1195040221760
• 689920120960 is an abundant number, because the sum of its proper divisors (1195040221760) is greater than itself. Its abundance is 505120100800

Bases of 689920120960

• Binary: 1010000010100010011100011001100010000000₂
• Hexadecimal: 0xA0A2719880
• Base-36: 8SY0MKCG

Squares and roots of 689920120960

• 689920120960 squared (689920120960²) is 475989773305461031321600
• 689920120960 cubed (689920120960³) is 328394921974626653757964620660736000
• The square root of 689920120960 is 830614.3033682963
• The cube root of 689920120960 is 8836.2149161989

Scales and comparisons

• 689,920,120,960 seconds is equal to 21,937 years, 16 weeks, 6 days, 14 hours, 2 minutes, 40 seconds.
• To count from 1 to 689,920,120,960 would take you about forty-three thousand, eight hundred seventy-four 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 689920120960 cubic inches would be around 736.4 feet tall.

Recreational maths with 689920120960

• 689920120960 backwards is 069021029986
• The number of decimal digits it has is: 12
• The sum of 689920120960's digits is 52
• More coming soon!