13215577394944

Names of 13215577394944

• Cardinal: 13215577394944 can be written as Thirteen trillion, two hundred fifteen billion, five hundred seventy-seven million, three hundred ninety-four thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 1.3215577394944 × 10¹³

Factors of 13215577394944

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 799283

Divisors of 13215577394944

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 16 31 32 62 64 124 128 248 256 496 992 1984 2089 3968 4178 7936 8356 16712 33424 64759 66848 129518 133696 259036 267392 518072 534784 797161 1036144 1594322 2072288 3188644 4144576 6377288 8289152 12754576 16578304 24711991 25509152 49423982 51018304 98847964 102036608 197695928 204073216 395391856 790783712 1581567424 1665269329 3163134848 3330538658 6326269696 6661077316 13322154632 26644309264 51623349199 53288618528 103246698398 106577237056 206493396796 213154474112 412986793592 426308948224 825973587184 1651947174368 3303894348736 6607788697472 13215577394944
• Sum of all divisors σ(n): 27243553420160
• Sum of proper divisors (its aliquot sum) s(n): 14027976025216
• 13215577394944 is an abundant number, because the sum of its proper divisors (14027976025216) is greater than itself. Its abundance is 812398630272

Bases of 13215577394944

• Binary: 11000000010011111101110010111100111100000000₂
• Hexadecimal: 0xC04FDCBCF00
• Base-36: 4ON5HKC1S

Squares and roots of 13215577394944

• 13215577394944 squared (13215577394944²) is 174651485881754841356763136
• 13215577394944 cubed (13215577394944³) is 2308120228812300441156871759374931984384
• The square root of 13215577394944 is 3635323.5612451335
• The cube root of 13215577394944 is 23642.6079578285

Scales and comparisons

• 13,215,577,394,944 seconds is equal to 420,214 years, 25 weeks, 16 hours, 49 minutes, 4 seconds.
• To count from 1 to 13,215,577,394,944 would take you about one million, fifty thousand, five hundred thirty-six 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 13215577394944 cubic inches would be around 1970.2 feet tall.

Recreational maths with 13215577394944

• 13215577394944 backwards is 44949377551231
• 13215577394944 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 13215577394944's digits is 64
• More coming soon!