16642001

Names of 16642001

• Cardinal: 16642001 can be written as Sixteen million, six hundred forty-two thousand and one.

Scientific notation

• Scientific notation: 1.6642001 × 10⁷

Factors of 16642001

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 16642001

Divisors of 16642001

• Number of divisors d(n): 2
• Complete list of divisors:
  1 16642001
• Sum of all divisors σ(n): 16642002
• Sum of proper divisors (its aliquot sum) s(n): 1
• 16642001 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 16642000

Bases of 16642001

• Binary: 111111011110111111010001₂
• Hexadecimal: 0xFDEFD1
• Base-36: 9WP1T

Squares and roots of 16642001

• 16642001 squared (16642001²) is 276956197284001
• 16642001 cubed (16642001³) is 4609105312156541926001
• The square root of 16642001 is 4079.4608712427
• The cube root of 16642001 is 255.3104050309

Scales and comparisons

• 16,642,001 seconds is equal to 27 weeks, 3 days, 14 hours, 46 minutes, 41 seconds.
• To count from 1 to 16,642,001 would take you about forty-one 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 16642001 cubic inches would be around 21.3 feet tall.

Recreational maths with 16642001

• 16642001 backwards is 10024661
• The number of decimal digits it has is: 8
• The sum of 16642001's digits is 20
• More coming soon!