11213388440

Names of 11213388440

• Cardinal: 11213388440 can be written as Eleven billion, two hundred thirteen million, three hundred eighty-eight thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.121338844 × 10¹⁰

Factors of 11213388440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 24320

Divisors of 11213388440

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 20 40 61 122 191 244 305 382 488 610 764 955 1220 1528 1910 2440 3820 7640 11651 23302 24061 46604 48122 58255 93208 96244 116510 120305 192488 233020 240610 466040 481220 962440 1467721 2935442 4595651 5870884 7338605 9191302 11741768 14677210 18382604 22978255 29354420 36765208 45956510 58708840 91913020 183826040 280334711 560669422 1121338844 1401673555 2242677688 2803347110 5606694220 11213388440
• Sum of all divisors σ(n): 25779064320
• Sum of proper divisors (its aliquot sum) s(n): 14565675880
• 11213388440 is an abundant number, because the sum of its proper divisors (14565675880) is greater than itself. Its abundance is 3352287440

Bases of 11213388440

• Binary: 1010011100010111101011101010011000₂
• Hexadecimal: 0x29C5EBA98
• Base-36: 55G5TW8

Squares and roots of 11213388440

• 11213388440 squared (11213388440²) is 125740080306325633600
• 11213388440 cubed (11213388440³) is 1409972362951623518685915584000
• The square root of 11213388440 is 105893.2879837055
• The cube root of 11213388440 is 2238.2690470035

Scales and comparisons

• 11,213,388,440 seconds is equal to 356 years, 28 weeks, 4 days, 14 hours, 7 minutes, 20 seconds.
• To count from 1 to 11,213,388,440 would take you about seven hundred thirteen 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 11213388440 cubic inches would be around 186.5 feet tall.

Recreational maths with 11213388440

• 11213388440 backwards is 04488331211
• The number of decimal digits it has is: 11
• The sum of 11213388440's digits is 35
• More coming soon!