29303920

Names of 29303920

• Cardinal: 29303920 can be written as Twenty-nine million, three hundred three thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.930392 × 10⁷

Factors of 29303920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 796

Divisors of 29303920

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 29 34 40 58 68 80 85 116 136 145 170 232 272 290 340 464 493 580 680 743 986 1160 1360 1486 1972 2320 2465 2972 3715 3944 4930 5944 7430 7888 9860 11888 12631 14860 19720 21547 25262 29720 39440 43094 50524 59440 63155 86188 101048 107735 126310 172376 202096 215470 252620 344752 366299 430940 505240 732598 861880 1010480 1465196 1723760 1831495 2930392 3662990 5860784 7325980 14651960 29303920
• Sum of all divisors σ(n): 74727360
• Sum of proper divisors (its aliquot sum) s(n): 45423440
• 29303920 is an abundant number, because the sum of its proper divisors (45423440) is greater than itself. Its abundance is 16119520

Bases of 29303920

• Binary: 1101111110010010001110000₂
• Hexadecimal: 0x1BF2470
• Base-36: HG31S

Squares and roots of 29303920

• 29303920 squared (29303920²) is 858719727366400
• 29303920 cubed (29303920³) is 25163854193166796288000
• The square root of 29303920 is 5413.3095237571
• The cube root of 29303920 is 308.3012176597

Scales and comparisons

• 29,303,920 seconds is equal to 48 weeks, 3 days, 3 hours, 58 minutes, 40 seconds.
• To count from 1 to 29,303,920 would take you about twenty weeks!

  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 29303920 cubic inches would be around 25.7 feet tall.

Recreational maths with 29303920

• 29303920 backwards is 02930392
• The number of decimal digits it has is: 8
• The sum of 29303920's digits is 28
• More coming soon!