21140712913715201

Names of 21140712913715201

• Cardinal: 21140712913715201 can be written as Twenty-one quadrillion, one hundred forty trillion, seven hundred twelve billion, nine hundred thirteen million, seven hundred fifteen thousand, two hundred one.

Scientific notation

• Scientific notation: 2.1140712913715201 × 10¹⁶

Factors of 21140712913715201

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 42367743

Divisors of 21140712913715201

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3359 149087 42215297 500783233 141801182623 6293751983839 21140712913715201
• Sum of all divisors σ(n): 21147149010032640
• Sum of proper divisors (its aliquot sum) s(n): 6436096317439
• 21140712913715201 is a deficient number, because the sum of its proper divisors (6436096317439) is less than itself. Its deficiency is 21134276817397762

Bases of 21140712913715201

• Binary: 1001011000110110101110111001011100001010100000000000001₂
• Hexadecimal: 0x4B1B5DCB854001
• Base-36: 5S5R9FRSKXT

Squares and roots of 21140712913715201

• 21140712913715201 squared (21140712913715201²) is 446929742500124663601692538470401
• 21140712913715201 cubed (21140712913715201³) is 9448413378795794978679914196229549794194682265601
• The square root of 21140712913715201 is 145398462.5562292559
• The cube root of 21140712913715201 is 276507.2626812229

Scales and comparisons

• 21,140,712,913,715,201 seconds is equal to 672,209,278 years, 7 weeks, 1 day, 1 hour, 46 minutes, 41 seconds.
• To count from 1 to 21,140,712,913,715,201 would take you about two billion, sixteen million, six hundred twenty-seven thousand, eight hundred thirty-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 21140712913715201 cubic inches would be around 23042.3 feet tall.

Recreational maths with 21140712913715201

• 21140712913715201 backwards is 10251731921704112
• The number of decimal digits it has is: 17
• The sum of 21140712913715201's digits is 47
• More coming soon!