1998825936

Names of 1998825936

• Cardinal: 1998825936 can be written as One billion, nine hundred ninety-eight million, eight hundred twenty-five thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 1.998825936 × 10⁹

Factors of 1998825936

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2358

Divisors of 1998825936

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 31 48 62 93 124 186 248 372 496 744 1093 1229 1488 2186 2458 3279 3687 4372 4916 6558 7374 8744 9832 13116 14748 17488 19664 26232 29496 33883 38099 52464 58992 67766 76198 101649 114297 135532 152396 203298 228594 271064 304792 406596 457188 542128 609584 813192 914376 1343297 1626384 1828752 2686594 4029891 5373188 8059782 10746376 16119564 21492752 32239128 41642207 64478256 83284414 124926621 166568828 249853242 333137656 499706484 666275312 999412968 1998825936
• Sum of all divisors σ(n): 5339420160
• Sum of proper divisors (its aliquot sum) s(n): 3340594224
• 1998825936 is an abundant number, because the sum of its proper divisors (3340594224) is greater than itself. Its abundance is 1341768288

Bases of 1998825936

• Binary: 1110111001000111010100111010000₂
• Hexadecimal: 0x7723A9D0
• Base-36: X21RYO

Squares and roots of 1998825936

• 1998825936 squared (1998825936²) is 3995305122426276096
• 1998825936 cubed (1998825936³) is 7985919500939295908581625856
• The square root of 1998825936 is 44708.2311884511
• The cube root of 1998825936 is 1259.6744636459

Scales and comparisons

• 1,998,825,936 seconds is equal to 63 years, 28 weeks, 6 days, 13 hours, 25 minutes, 36 seconds.
• To count from 1 to 1,998,825,936 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 1998825936 cubic inches would be around 105 feet tall.

Recreational maths with 1998825936

• 1998825936 backwards is 6395288991
• The number of decimal digits it has is: 10
• The sum of 1998825936's digits is 60
• More coming soon!