21001361299296

Names of 21001361299296

• Cardinal: 21001361299296 can be written as Twenty-one trillion, one billion, three hundred sixty-one million, two hundred ninety-nine thousand, two hundred ninety-six.

Scientific notation

• Scientific notation: 2.1001361299296 × 10¹³

Factors of 21001361299296

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 11371268

Divisors of 21001361299296

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 336 672 2749 5498 8247 10996 16494 19243 21992 32988 38486 43984 57729 65976 76972 87968 115458 131952 153944 230916 263904 307888 461832 615776 923664 1847328 11368507 22737014 34105521 45474028 68211042 79579549 90948056 136422084 159159098 181896112 238738647 272844168 318318196 363792224 477477294 545688336 636636392 954954588 1091376672 1273272784 1909909176 2546545568 3819818352 7639636704 31252025743 62504051486 93756077229 125008102972 187512154458 218764180201 250016205944 375024308916 437528360402 500032411888 656292540603 750048617832 875056720804 1000064823776 1312585081206 1500097235664 1750113441608 2625170162412 3000194471328 3500226883216 5250340324824 7000453766432 10500680649648 21001361299296
• Sum of all divisors σ(n): 63027008352000
• Sum of proper divisors (its aliquot sum) s(n): 42025647052704
• 21001361299296 is an abundant number, because the sum of its proper divisors (42025647052704) is greater than itself. Its abundance is 21024285753408

Bases of 21001361299296

• Binary: 100110001100111000010101011100001011101100000₂
• Hexadecimal: 0x1319C2AE1760
• Base-36: 7FZW4A0YO

Squares and roots of 21001361299296

• 21001361299296 squared (21001361299296²) is 441057176423567773290095616
• 21001361299296 cubed (21001361299296³) is 9262801115718684389699596030765833486336
• The square root of 21001361299296 is 4582724.2224790267
• The cube root of 21001361299296 is 27589.8378972063

Scales and comparisons

• 21,001,361,299,296 seconds is equal to 667,778 years, 17 weeks, 8 hours, 1 minute, 36 seconds.
• To count from 1 to 21,001,361,299,296 would take you about one million, six hundred sixty-nine thousand, four hundred forty-five 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 21001361299296 cubic inches would be around 2299.2 feet tall.

Recreational maths with 21001361299296

• 21001361299296 backwards is 69299216310012
• The number of decimal digits it has is: 14
• The sum of 21001361299296's digits is 51
• More coming soon!