12243126440

Names of 12243126440

• Cardinal: 12243126440 can be written as Twelve billion, two hundred forty-three million, one hundred twenty-six thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.224312644 × 10¹⁰

Factors of 12243126440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4489

Divisors of 12243126440

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 20 40 41 82 164 205 328 410 820 1640 1681 3362 4441 6724 8405 8882 13448 16810 17764 22205 33620 35528 44410 67240 68921 88820 137842 177640 182081 275684 344605 364162 551368 689210 728324 910405 1378420 1456648 1820810 2756840 3641620 7283240 7465321 14930642 29861284 37326605 59722568 74653210 149306420 298612840 306078161 612156322 1224312644 1530390805 2448625288 3060781610 6121563220 12243126440
• Sum of all divisors σ(n): 28242058320
• Sum of proper divisors (its aliquot sum) s(n): 15998931880
• 12243126440 is an abundant number, because the sum of its proper divisors (15998931880) is greater than itself. Its abundance is 3755805440

Bases of 12243126440

• Binary: 1011011001101111110100100010101000₂
• Hexadecimal: 0x2D9BF48A8
• Base-36: 5MH8OTK

Squares and roots of 12243126440

• 12243126440 squared (12243126440²) is 149894145025827073600
• 12243126440 cubed (12243126440³) is 1835172970166897927659985984000
• The square root of 12243126440 is 110648.6621699513
• The cube root of 12243126440 is 2304.7869073965

Scales and comparisons

• 12,243,126,440 seconds is equal to 389 years, 15 weeks, 1 day, 20 hours, 27 minutes, 20 seconds.
• To count from 1 to 12,243,126,440 would take you about seven hundred seventy-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 12243126440 cubic inches would be around 192.1 feet tall.

Recreational maths with 12243126440

• 12243126440 backwards is 04462134221
• The number of decimal digits it has is: 11
• The sum of 12243126440's digits is 29
• More coming soon!