13821399775646

Names of 13821399775646

• Cardinal: 13821399775646 can be written as Thirteen trillion, eight hundred twenty-one billion, three hundred ninety-nine million, seven hundred seventy-five thousand, six hundred forty-six.

Scientific notation

• Scientific notation: 1.3821399775646 × 10¹³

Factors of 13821399775646

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 863

Divisors of 13821399775646

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 31 62 73 146 757 1514 2263 4526 5329 10658 23467 46934 55261 110522 165199 330398 389017 573049 778034 1146098 1713091 3426182 4034053 8068106 12059527 17764519 24119054 35529038 41832577 83665154 125055643 250111286 294485869 588971738 1296809887 2593619774 3053778121 6107556242 9129061939 18258123878 94667121751 189334243502 222925802833 445851605666 6910699887823 13821399775646
• Sum of all divisors σ(n): 21726811866240
• Sum of proper divisors (its aliquot sum) s(n): 7905412090594
• 13821399775646 is a deficient number, because the sum of its proper divisors (7905412090594) is less than itself. Its deficiency is 5915987685052

Bases of 13821399775646

• Binary: 11001001001000001011100111111011100110011110₂
• Hexadecimal: 0xC920B9FB99E
• Base-36: 4WDGOKGPQ

Squares and roots of 13821399775646

• 13821399775646 squared (13821399775646²) is 191031091758227299134717316
• 13821399775646 cubed (13821399775646³) is 2640317088768573231935254441292031286136
• The square root of 13821399775646 is 3717714.3214138979
• The cube root of 13821399775646 is 23998.4951461801

Scales and comparisons

• 13,821,399,775,646 seconds is equal to 439,477 years, 39 weeks, 3 days, 19 hours, 27 minutes, 26 seconds.
• To count from 1 to 13,821,399,775,646 would take you about one million, ninety-eight thousand, six hundred ninety-four 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 13821399775646 cubic inches would be around 1999.9 feet tall.

Recreational maths with 13821399775646

• 13821399775646 backwards is 64657799312831
• The number of decimal digits it has is: 14
• The sum of 13821399775646's digits is 71
• More coming soon!