12388816472

Names of 12388816472

• Cardinal: 12388816472 can be written as Twelve billion, three hundred eighty-eight million, eight hundred sixteen thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.2388816472 × 10¹⁰

Factors of 12388816472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 332

Divisors of 12388816472

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 8 29 58 61 113 116 122 127 226 232 244 254 452 488 508 904 1016 1769 3277 3538 3683 3721 6554 6893 7076 7366 7442 7747 13108 13786 14152 14351 14732 14884 15494 26216 27572 28702 29464 29768 30988 55144 57404 61976 107909 114808 199897 215818 224663 399794 416179 420473 431636 449326 472567 799588 832358 840946 863272 875411 898652 945134 1599176 1664716 1681892 1750822 1797304 1890268 3329432 3363784 3501644 3780536 7003288 12193717 13704443 24387434 25386919 27408886 48774868 50773838 53400071 54817772 97549736 101547676 106800142 109635544 203095352 213600284 427200568 1548602059 3097204118 6194408236 12388816472
• Sum of all divisors σ(n): 24840691200
• Sum of proper divisors (its aliquot sum) s(n): 12451874728
• 12388816472 is an abundant number, because the sum of its proper divisors (12451874728) is greater than itself. Its abundance is 63058256

Bases of 12388816472

• Binary: 1011100010011011100101011001011000₂
• Hexadecimal: 0x2E26E5658
• Base-36: 5OVZBYW

Squares and roots of 12388816472

• 12388816472 squared (12388816472²) is 153482773576898526784
• 12388816472 cubed (12388816472³) is 1901469913457726827294152386048
• The square root of 12388816472 is 111305.0604060749
• The cube root of 12388816472 is 2313.8930045969

Scales and comparisons

• 12,388,816,472 seconds is equal to 393 years, 48 weeks, 1 day, 1 hour, 54 minutes, 32 seconds.
• To count from 1 to 12,388,816,472 would take you about seven hundred eighty-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 12388816472 cubic inches would be around 192.8 feet tall.

Recreational maths with 12388816472

• 12388816472 backwards is 27461888321
• The number of decimal digits it has is: 11
• The sum of 12388816472's digits is 50
• More coming soon!