1221438818199601

Names of 1221438818199601

• Cardinal: 1221438818199601 can be written as One quadrillion, two hundred twenty-one trillion, four hundred thirty-eight billion, eight hundred eighteen million, one hundred ninety-nine thousand, six hundred one.

Scientific notation

• Scientific notation: 1.221438818199601 × 10¹⁵

Factors of 1221438818199601

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 92717535

Divisors of 1221438818199601

• Number of divisors d(n): 8
• Complete list of divisors:
  1 223 59113 13182199 92658199 20662778377 5477304117487 1221438818199601
• Sum of all divisors σ(n): 1226936890995200
• Sum of proper divisors (its aliquot sum) s(n): 5498072795599
• 1221438818199601 is a deficient number, because the sum of its proper divisors (5498072795599) is less than itself. Its deficiency is 1215940745404002

Bases of 1221438818199601

• Binary: 100010101101110010001100010110111111010100000110001₂
• Hexadecimal: 0x456E462DFA831
• Base-36: C0YP8VQNG1

Squares and roots of 1221438818199601

• 1221438818199601 squared (1221438818199601²) is 1491912786604837943063076559201
• 1221438818199601 cubed (1221438818199601³) is 1822280190927486774375627790187309608711078801
• The square root of 1221438818199601 is 34949088.9466320853
• The cube root of 1221438818199601 is 106894.9625238521

Scales and comparisons

• 1,221,438,818,199,601 seconds is equal to 38,837,976 years, 13 weeks, 3 days, 19 hours, 1 second.
• To count from 1 to 1,221,438,818,199,601 would take you about one hundred sixteen million, five hundred thirteen thousand, nine hundred twenty-eight 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 1221438818199601 cubic inches would be around 8907.9 feet tall.

Recreational maths with 1221438818199601

• 1221438818199601 backwards is 1069918188341221
• The number of decimal digits it has is: 16
• The sum of 1221438818199601's digits is 64
• More coming soon!