2820998

Names of 2820998

• Cardinal: 2820998 can be written as Two million, eight hundred twenty thousand, nine hundred ninety-eight.

Scientific notation

• Scientific notation: 2.820998 × 10⁶

Factors of 2820998

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 1410501

Divisors of 2820998

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 1410499 2820998
• Sum of all divisors σ(n): 4231500
• Sum of proper divisors (its aliquot sum) s(n): 1410502
• 2820998 is a deficient number, because the sum of its proper divisors (1410502) is less than itself. Its deficiency is 1410496

Bases of 2820998

• Binary: 1010110000101110000110₂
• Hexadecimal: 0x2B0B86
• Base-36: 1OGP2

Squares and roots of 2820998

• 2820998 squared (2820998²) is 7958029716004
• 2820998 cubed (2820998³) is 22449585912787851992
• The square root of 2820998 is 1679.5826862647
• The cube root of 2820998 is 141.2974289259

Scales and comparisons

• 2,820,998 seconds is equal to 4 weeks, 4 days, 15 hours, 36 minutes, 38 seconds.
• To count from 1 to 2,820,998 would take you about six 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 2820998 cubic inches would be around 11.8 feet tall.

Recreational maths with 2820998

• 2820998 backwards is 8990282
• The number of decimal digits it has is: 7
• The sum of 2820998's digits is 38
• More coming soon!