1998920532

Names of 1998920532

• Cardinal: 1998920532 can be written as One billion, nine hundred ninety-eight million, nine hundred twenty thousand, five hundred thirty-two.

Scientific notation

• Scientific notation: 1.998920532 × 10⁹

Factors of 1998920532

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 553466

Divisors of 1998920532

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 42 43 84 86 129 172 258 301 516 602 903 1204 1806 3612 553411 1106822 1660233 2213644 3320466 3873877 6640932 7747754 11621631 15495508 23243262 23796673 46486524 47593346 71390019 95186692 142780038 166576711 285560076 333153422 499730133 666306844 999460266 1998920532
• Sum of all divisors σ(n): 5454428672
• Sum of proper divisors (its aliquot sum) s(n): 3455508140
• 1998920532 is an abundant number, because the sum of its proper divisors (3455508140) is greater than itself. Its abundance is 1456587608

Bases of 1998920532

• Binary: 1110111001001010001101101010100₂
• Hexadecimal: 0x77251B54
• Base-36: X23SYC

Squares and roots of 1998920532

• 1998920532 squared (1998920532²) is 3995683293251163024
• 1998920532 cubed (1998920532³) is 7987053374249126801552808768
• The square root of 1998920532 is 44709.2891019305
• The cube root of 1998920532 is 1259.6943350255

Scales and comparisons

• 1,998,920,532 seconds is equal to 63 years, 29 weeks, 15 hours, 42 minutes, 12 seconds.
• To count from 1 to 1,998,920,532 would take you about one hundred twenty-seven 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 1998920532 cubic inches would be around 105 feet tall.

Recreational maths with 1998920532

• 1998920532 backwards is 2350298991
• The number of decimal digits it has is: 10
• The sum of 1998920532's digits is 48
• More coming soon!