9979970

Names of 9979970

• Cardinal: 9979970 can be written as Nine million, nine hundred seventy-nine thousand, nine hundred seventy.

Scientific notation

• Scientific notation: 9.97997 × 10⁶

Factors of 9979970

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1035

Divisors of 9979970

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 7 10 11 13 14 22 26 35 55 65 70 77 91 110 130 143 154 182 286 385 455 715 770 910 997 1001 1430 1994 2002 4985 5005 6979 9970 10010 10967 12961 13958 21934 25922 34895 54835 64805 69790 76769 90727 109670 129610 142571 153538 181454 285142 383845 453635 712855 767690 907270 997997 1425710 1995994 4989985 9979970
• Sum of all divisors σ(n): 24143616
• Sum of proper divisors (its aliquot sum) s(n): 14163646
• 9979970 is an abundant number, because the sum of its proper divisors (14163646) is greater than itself. Its abundance is 4183676

Bases of 9979970

• Binary: 100110000100100001000010₂
• Hexadecimal: 0x984842
• Base-36: 5XWLE

Squares and roots of 9979970

• 9979970 squared (9979970²) is 99599801200900
• 9979970 cubed (9979970³) is 994003027990945973000
• The square root of 9979970 is 3159.1090516157
• The cube root of 9979970 is 215.2995284333

Scales and comparisons

• 9,979,970 seconds is equal to 16 weeks, 3 days, 12 hours, 12 minutes, 50 seconds.
• To count from 1 to 9,979,970 would take you about twenty-four weeks!

  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 9979970 cubic inches would be around 17.9 feet tall.

Recreational maths with 9979970

• 9979970 backwards is 0799799
• The number of decimal digits it has is: 7
• The sum of 9979970's digits is 50
• More coming soon!