1081880072

Names of 1081880072

• Cardinal: 1081880072 can be written as One billion, eighty-one million, eight hundred eighty thousand and seventy-two.

Scientific notation

• Scientific notation: 1.081880072 × 10⁹

Factors of 1081880072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 64658

Divisors of 1081880072

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 7 8 13 14 23 26 28 46 52 56 91 92 104 161 182 184 299 322 364 598 644 728 1196 1288 2093 2392 4186 8372 16744 64613 129226 258452 452291 516904 839969 904582 1486099 1679938 1809164 2972198 3359876 3618328 5879783 5944396 6719752 10402693 11759566 11888792 19319287 20805386 23519132 38638574 41610772 47038264 77277148 83221544 135235009 154554296 270470018 540940036 1081880072
• Sum of all divisors σ(n): 2605236480
• Sum of proper divisors (its aliquot sum) s(n): 1523356408
• 1081880072 is an abundant number, because the sum of its proper divisors (1523356408) is greater than itself. Its abundance is 441476336

Bases of 1081880072

• Binary: 1000000011111000010111000001000₂
• Hexadecimal: 0x407C2E08
• Base-36: HW4G08

Squares and roots of 1081880072

• 1081880072 squared (1081880072²) is 1170464490190725184
• 1081880072 cubed (1081880072³) is 1266302206920985055798133248
• The square root of 1081880072 is 32891.9453970117
• The cube root of 1081880072 is 1026.5805706365

Scales and comparisons

• 1,081,880,072 seconds is equal to 34 years, 20 weeks, 5 days, 18 hours, 14 minutes, 32 seconds.
• To count from 1 to 1,081,880,072 would take you about sixty-eight 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 1081880072 cubic inches would be around 85.5 feet tall.

Recreational maths with 1081880072

• 1081880072 backwards is 2700881801
• The number of decimal digits it has is: 10
• The sum of 1081880072's digits is 35
• More coming soon!