1355387026664075409

Names of 1355387026664075409

• Cardinal: 1355387026664075409 can be written as One quintillion, three hundred fifty-five quadrillion, three hundred eighty-seven trillion, twenty-six billion, six hundred sixty-four million, seventy-five thousand, four hundred nine.

Scientific notation

• Scientific notation: 1.355387026664075409 × 10¹⁸

Factors of 1355387026664075409

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 129356770

Divisors of 1355387026664075409

• Number of divisors d(n): 15
• Complete list of divisors:
  1 3 9 27 81 129356767 388070301 1164210903 3492632709 10477898127 16733173168692289 50199519506076867 150598558518230601 451795675554691803 1355387026664075409
• Sum of all divisors σ(n): 2024713969063935897
• Sum of proper divisors (its aliquot sum) s(n): 669326942399860488
• 1355387026664075409 is a deficient number, because the sum of its proper divisors (669326942399860488) is less than itself. Its deficiency is 686060084264214921

Bases of 1355387026664075409

• Binary: 1001011001111010011010101000111010001011111000011000010010001₂
• Hexadecimal: 0x12CF4D51D17C3091
• Base-36: AAPOLO6JT029

Squares and roots of 1355387026664075409

• 1355387026664075409 squared (1355387026664075409²) is 1837073992049283063729483416838517281
• 1355387026664075409 cubed (1355387026664075409³) is 2489946255845581079813863395568006025139952156333642929
• 1355387026664075409 is a perfect square number. Its square root is 1164210903
• The cube root of 1355387026664075409 is 1106677.5708181295

Scales and comparisons

• 1,355,387,026,664,075,409 seconds is equal to 43,097,114,960 years, 29 weeks, 6 days, 30 minutes, 9 seconds.
• To count from 1 to 1,355,387,026,664,075,409 would take you about one hundred fifty billion, eight hundred thirty-nine million, nine hundred two thousand, three hundred sixty-two 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 1355387026664075409 cubic inches would be around 92223.1 feet tall.

Recreational maths with 1355387026664075409

• 1355387026664075409 backwards is 9045704666207835531
• 1355387026664075409 is a Harshad number.
• The number of decimal digits it has is: 19
• The sum of 1355387026664075409's digits is 81
• More coming soon!