21136324284816

Names of 21136324284816

• Cardinal: 21136324284816 can be written as Twenty-one trillion, one hundred thirty-six billion, three hundred twenty-four million, two hundred eighty-four thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 2.1136324284816 × 10¹³

Factors of 21136324284816

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 448074

Divisors of 21136324284816

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 39 48 52 78 104 156 208 312 624 96293 192586 288879 351763 385172 577758 703526 770344 1055289 1155516 1251809 1407052 1540688 2110578 2311032 2503618 2814104 3755427 4221156 4572919 4622064 5007236 5628208 7510854 8442312 9145838 10014472 13718757 15021708 16884624 18291676 20028944 27437514 30043416 36583352 54875028 60086832 73166704 109750056 219500112 33872314559 67744629118 101616943677 135489258236 203233887354 270978516472 406467774708 440340089267 541957032944 812935549416 880680178534 1321020267801 1625871098832 1761360357068 2642040535602 3522720714136 5284081071204 7045441428272 10568162142408 21136324284816
• Sum of all divisors σ(n): 58803115901376
• Sum of proper divisors (its aliquot sum) s(n): 37666791616560
• 21136324284816 is an abundant number, because the sum of its proper divisors (37666791616560) is greater than itself. Its abundance is 16530467331744

Bases of 21136324284816

• Binary: 100110011100100101111000110011101000110010000₂
• Hexadecimal: 0x13392F19D190
• Base-36: 7HPW5R72O

Squares and roots of 21136324284816

• 21136324284816 squared (21136324284816²) is 446744204272902593888153856
• 21136324284816 cubed (21136324284816³) is 9442530373874150929051464843113772650496
• The square root of 21136324284816 is 4597425.8324431945
• The cube root of 21136324284816 is 27648.8127852795

Scales and comparisons

• 21,136,324,284,816 seconds is equal to 672,069 years, 38 weeks, 22 hours, 13 minutes, 36 seconds.
• To count from 1 to 21,136,324,284,816 would take you about one million, six hundred eighty thousand, one hundred seventy-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 21136324284816 cubic inches would be around 2304.1 feet tall.

Recreational maths with 21136324284816

• 21136324284816 backwards is 61848242363112
• The number of decimal digits it has is: 14
• The sum of 21136324284816's digits is 51
• More coming soon!