997328729664

Names of 997328729664

• Cardinal: 997328729664 can be written as Nine hundred ninety-seven billion, three hundred twenty-eight million, seven hundred twenty-nine thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 9.97328729664 × 10¹¹

Factors of 997328729664

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 4318295

Divisors of 997328729664

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 144 192 288 401 576 802 1203 1604 2406 3208 3609 4812 6416 7218 9624 12832 14436 19248 25664 28872 38496 57744 76992 115488 230976 4317889 8635778 12953667 17271556 25907334 34543112 38861001 51814668 69086224 77722002 103629336 138172448 155444004 207258672 276344896 310888008 414517344 621776016 829034688 1243552032 1731473489 2487104064 3462946978 5194420467 6925893956 10388840934 13851787912 15583261401 20777681868 27703575824 31166522802 41555363736 55407151648 62333045604 83110727472 110814303296 124666091208 166221454944 249332182416 332442909888 498664364832 997328729664
• Sum of all divisors σ(n): 2865792228780
• Sum of proper divisors (its aliquot sum) s(n): 1868463499116
• 997328729664 is an abundant number, because the sum of its proper divisors (1868463499116) is greater than itself. Its abundance is 871134769452

Bases of 997328729664

• Binary: 1110100000110101011011001011011001000000₂
• Hexadecimal: 0xE8356CB640
• Base-36: CQ5ZRWW0

Squares and roots of 997328729664

• 997328729664 squared (997328729664²) is 994664595013207993552896
• 997328729664 cubed (997328729664³) is 992007576986279757511520069668306944
• The square root of 997328729664 is 998663.4716780223
• The cube root of 997328729664 is 9991.0878252203

Scales and comparisons

• 997,328,729,664 seconds is equal to 31,711 years, 50 weeks, 2 days, 14 hours, 14 minutes, 24 seconds.
• To count from 1 to 997,328,729,664 would take you about sixty-three thousand, four hundred twenty-three 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 997328729664 cubic inches would be around 832.6 feet tall.

Recreational maths with 997328729664

• 997328729664 backwards is 466927823799
• 997328729664 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 997328729664's digits is 72
• More coming soon!