155431008416

Names of 155431008416

• Cardinal: 155431008416 can be written as One hundred fifty-five billion, four hundred thirty-one million, eight thousand, four hundred sixteen.

Scientific notation

• Scientific notation: 1.55431008416 × 10¹¹

Factors of 155431008416

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 461005

Divisors of 155431008416

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 8 16 32 83 127 166 254 332 508 664 1016 1328 2032 2656 4064 10541 21082 42164 84328 168656 337312 460793 921586 1843172 3686344 7372688 14745376 38245819 58520711 76491638 117041422 152983276 234082844 305966552 468165688 611933104 936331376 1223866208 1872662752 4857219013 9714438026 19428876052 38857752104 77715504208 155431008416
• Sum of all divisors σ(n): 312130796544
• Sum of proper divisors (its aliquot sum) s(n): 156699788128
• 155431008416 is an abundant number, because the sum of its proper divisors (156699788128) is greater than itself. Its abundance is 1268779712

Bases of 155431008416

• Binary: 10010000110000011010001111100010100000₂
• Hexadecimal: 0x243068F8A0
• Base-36: 1ZEJLXNK

Squares and roots of 155431008416

• 155431008416 squared (155431008416²) is 24158798377214662829056
• 155431008416 cubed (155431008416³) is 3755026393889299400821605505335296
• The square root of 155431008416 is 394247.3949387617
• The cube root of 155431008416 is 5376.6597611989

Scales and comparisons

• 155,431,008,416 seconds is equal to 4,942 years, 11 weeks, 5 days, 6 minutes, 56 seconds.
• To count from 1 to 155,431,008,416 would take you about nine thousand, eight hundred eighty-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 155431008416 cubic inches would be around 448.1 feet tall.

Recreational maths with 155431008416

• 155431008416 backwards is 614800134551
• The number of decimal digits it has is: 12
• The sum of 155431008416's digits is 38
• More coming soon!