1618227994439

Names of 1618227994439

• Cardinal: 1618227994439 can be written as One trillion, six hundred eighteen billion, two hundred twenty-seven million, nine hundred ninety-four thousand, four hundred thirty-nine.

Scientific notation

• Scientific notation: 1.618227994439 × 10¹²

Factors of 1618227994439

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 223

Divisors of 1618227994439

• Number of divisors d(n): 56
• Complete list of divisors:
  1 7 43 49 173 301 343 1211 1849 2107 2401 7439 8477 12943 14749 16807 52073 59339 79507 90601 103243 117649 319877 364511 415373 556549 634207 722701 2239139 2551577 2907611 3895843 4439449 5058907 13754711 15673973 17861039 20353277 27270901 31076143 96282977 109717811 125027273 190896307 217533001 673980839 768024677 875190911 1336274149 4717865873 5376172739 9353919043 33025061111 37633209173 231175427777 1618227994439
• Sum of all divisors σ(n): 1944053245200
• Sum of proper divisors (its aliquot sum) s(n): 325825250761
• 1618227994439 is a deficient number, because the sum of its proper divisors (325825250761) is less than itself. Its deficiency is 1292402743678

Bases of 1618227994439

• Binary: 10111100011000101111001111001111101000111₂
• Hexadecimal: 0x178C5E79F47
• Base-36: KNEJ5ZRB

Squares and roots of 1618227994439

• 1618227994439 squared (1618227994439²) is 2618661841986068214924721
• 1618227994439 cubed (1618227994439³) is 4237591900671052692016676071191626519
• The square root of 1618227994439 is 1272095.9061481961
• The cube root of 1618227994439 is 11740.3191592283

Scales and comparisons

• 1,618,227,994,439 seconds is equal to 51,454 years, 33 weeks, 3 days, 16 hours, 13 minutes, 59 seconds.
• To count from 1 to 1,618,227,994,439 would take you about one hundred twenty-eight thousand, six hundred thirty-six 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 1618227994439 cubic inches would be around 978.4 feet tall.

Recreational maths with 1618227994439

• 1618227994439 backwards is 9344997228161
• The number of decimal digits it has is: 13
• The sum of 1618227994439's digits is 65
• More coming soon!