1220716081

Names of 1220716081

• Cardinal: 1220716081 can be written as One billion, two hundred twenty million, seven hundred sixteen thousand and eighty-one.

Scientific notation

• Scientific notation: 1.220716081 × 10⁹

Factors of 1220716081

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1401591

Divisors of 1220716081

• Number of divisors d(n): 8
• Complete list of divisors:
  1 13 67 871 1401511 18219643 93901237 1220716081
• Sum of all divisors σ(n): 1334239424
• Sum of proper divisors (its aliquot sum) s(n): 113523343
• 1220716081 is a deficient number, because the sum of its proper divisors (113523343) is less than itself. Its deficiency is 1107192738

Bases of 1220716081

• Binary: 1001000110000101010011000110001₂
• Hexadecimal: 0x48C2A631
• Base-36: K6S6K1

Squares and roots of 1220716081

• 1220716081 squared (1220716081²) is 1490147750411998561
• 1220716081 cubed (1220716081³) is 1819047321993901018761559441
• The square root of 1220716081 is 34938.7475591211
• The cube root of 1220716081 is 1068.7387476855

Scales and comparisons

• 1,220,716,081 seconds is equal to 38 years, 42 weeks, 2 days, 15 hours, 48 minutes, 1 second.
• To count from 1 to 1,220,716,081 would take you about seventy-seven 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 1220716081 cubic inches would be around 89.1 feet tall.

Recreational maths with 1220716081

• 1220716081 backwards is 1806170221
• The number of decimal digits it has is: 10
• The sum of 1220716081's digits is 28
• More coming soon!