1948918816

Names of 1948918816

• Cardinal: 1948918816 can be written as One billion, nine hundred forty-eight million, nine hundred eighteen thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.948918816 × 10⁹

Factors of 1948918816

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1593

Divisors of 1948918816

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 104 169 208 277 338 416 554 676 1108 1301 1352 2216 2602 2704 3601 4432 5204 5408 7202 8864 10408 14404 16913 20816 28808 33826 41632 46813 57616 67652 93626 115232 135304 187252 219869 270608 360377 374504 439738 541216 720754 749008 879476 1441508 1498016 1758952 2883016 3517904 4684901 5766032 7035808 9369802 11532064 18739604 37479208 60903713 74958416 121807426 149916832 243614852 487229704 974459408 1948918816
• Sum of all divisors σ(n): 4172990724
• Sum of proper divisors (its aliquot sum) s(n): 2224071908
• 1948918816 is an abundant number, because the sum of its proper divisors (2224071908) is greater than itself. Its abundance is 275153092

Bases of 1948918816

• Binary: 1110100001010100010010000100000₂
• Hexadecimal: 0x742A2420
• Base-36: W8C3DS

Squares and roots of 1948918816

• 1948918816 squared (1948918816²) is 3798284551358841856
• 1948918816 cubed (1948918816³) is 7402548230665365261126762496
• The square root of 1948918816 is 44146.5606361357
• The cube root of 1948918816 is 1249.1020358295

Scales and comparisons

• 1,948,918,816 seconds is equal to 61 years, 50 weeks, 2 days, 22 hours, 20 minutes, 16 seconds.
• To count from 1 to 1,948,918,816 would take you about one hundred twenty-three 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 1948918816 cubic inches would be around 104.1 feet tall.

Recreational maths with 1948918816

• 1948918816 backwards is 6188198491
• The number of decimal digits it has is: 10
• The sum of 1948918816's digits is 55
• More coming soon!