4951990

Names of 4951990

• Cardinal: 4951990 can be written as Four million, nine hundred fifty-one thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 4.95199 × 10⁶

Factors of 4951990

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 495206

Divisors of 4951990

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 495199 990398 2475995 4951990
• Sum of all divisors σ(n): 8913600
• Sum of proper divisors (its aliquot sum) s(n): 3961610
• 4951990 is a deficient number, because the sum of its proper divisors (3961610) is less than itself. Its deficiency is 990380

Bases of 4951990

• Binary: 10010111000111110110110₂
• Hexadecimal: 0x4B8FB6
• Base-36: 2Y4ZA

Squares and roots of 4951990

• 4951990 squared (4951990²) is 24522204960100
• 4951990 cubed (4951990³) is 121433713740365599000
• The square root of 4951990 is 2225.3067204321
• The cube root of 4951990 is 170.4485272165

Scales and comparisons

• 4,951,990 seconds is equal to 8 weeks, 1 day, 7 hours, 33 minutes, 10 seconds.
• To count from 1 to 4,951,990 would take you about twelve 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 4951990 cubic inches would be around 14.2 feet tall.

Recreational maths with 4951990

• 4951990 backwards is 0991594
• The number of decimal digits it has is: 7
• The sum of 4951990's digits is 37
• More coming soon!