12443543728

Names of 12443543728

• Cardinal: 12443543728 can be written as Twelve billion, four hundred forty-three million, five hundred forty-three thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.2443543728 × 10¹⁰

Factors of 12443543728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 133

Divisors of 12443543728

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 44 49 56 77 88 98 112 113 154 176 196 226 308 392 452 539 616 784 791 904 1078 1232 1243 1582 1808 2156 2486 3164 4312 4972 5537 6328 8624 8701 9944 11074 12656 12769 17402 19888 22148 25538 34804 44296 51076 60907 69608 88592 89383 102152 121814 139216 140459 178766 204304 243628 280918 357532 487256 561836 625681 715064 974512 983213 1123672 1251362 1430128 1442897 1966426 2247344 2502724 2885794 3932852 5005448 5771588 6882491 7865704 10010896 10100279 11543176 13764982 15731408 15871867 20200558 23086352 27529964 31743734 40401116 55059928 63487468 70701953 80802232 110119856 111103069 126974936 141403906 161604464 222206138 253949872 282807812 444412276 565615624 777721483 888824552 1131231248 1555442966 1777649104 3110885932 6221771864 12443543728
• Sum of all divisors σ(n): 30868359120
• Sum of proper divisors (its aliquot sum) s(n): 18424815392
• 12443543728 is an abundant number, because the sum of its proper divisors (18424815392) is greater than itself. Its abundance is 5981271664

Bases of 12443543728

• Binary: 1011100101101100010110100010110000₂
• Hexadecimal: 0x2E5B168B0
• Base-36: 5PSKBSG

Squares and roots of 12443543728

• 12443543728 squared (12443543728²) is 154841780510648137984
• 12443543728 cubed (12443543728³) is 1926780466705628274625681764352
• The square root of 12443543728 is 111550.6330237529
• The cube root of 12443543728 is 2317.2951860571

Scales and comparisons

• 12,443,543,728 seconds is equal to 395 years, 34 weeks, 4 days, 11 hours, 55 minutes, 28 seconds.
• To count from 1 to 12,443,543,728 would take you about seven hundred ninety-one 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 12443543728 cubic inches would be around 193.1 feet tall.

Recreational maths with 12443543728

• 12443543728 backwards is 82734534421
• The number of decimal digits it has is: 11
• The sum of 12443543728's digits is 43
• More coming soon!