199900980

Names of 199900980

• Cardinal: 199900980 can be written as One hundred ninety-nine million, nine hundred thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 1.9990098 × 10⁸

Factors of 199900980

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8662

Divisors of 199900980

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 43 45 54 60 86 90 108 129 135 172 180 215 258 270 387 430 516 540 645 774 860 1161 1290 1548 1935 2322 2580 3870 4644 5805 7740 8609 11610 17218 23220 25827 34436 43045 51654 77481 86090 103308 129135 154962 172180 232443 258270 309924 370187 387405 464886 516540 740374 774810 929772 1110561 1162215 1480748 1549620 1850935 2221122 2324430 3331683 3701870 4442244 4648860 5552805 6663366 7403740 9995049 11105610 13326732 16658415 19990098 22211220 33316830 39980196 49975245 66633660 99950490 199900980
• Sum of all divisors σ(n): 636451200
• Sum of proper divisors (its aliquot sum) s(n): 436550220
• 199900980 is an abundant number, because the sum of its proper divisors (436550220) is greater than itself. Its abundance is 236649240

Bases of 199900980

• Binary: 1011111010100011111100110100₂
• Hexadecimal: 0xBEA3F34
• Base-36: 3B0KL0

Squares and roots of 199900980

• 199900980 squared (199900980²) is 39960401804960400
• 199900980 cubed (199900980³) is 7988123482005352821192000
• The square root of 199900980 is 14138.6343046281
• The cube root of 199900980 is 584.7070196317

Scales and comparisons

• 199,900,980 seconds is equal to 6 years, 18 weeks, 3 days, 16 hours, 3 minutes.
• To count from 1 to 199,900,980 would take you about nine 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 199900980 cubic inches would be around 48.7 feet tall.

Recreational maths with 199900980

• 199900980 backwards is 089009991
• 199900980 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 199900980's digits is 45
• More coming soon!