30838800

Names of 30838800

• Cardinal: 30838800 can be written as Thirty million, eight hundred thirty-eight thousand, eight hundred.

Scientific notation

• Scientific notation: 3.08388 × 10⁷

Factors of 30838800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 870

Divisors of 30838800

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 31 40 48 50 60 62 75 80 93 100 120 124 150 155 186 200 240 248 300 310 372 400 465 496 600 620 744 775 829 930 1200 1240 1488 1550 1658 1860 2325 2480 2487 3100 3316 3720 4145 4650 4974 6200 6632 7440 8290 9300 9948 12400 12435 13264 16580 18600 19896 20725 24870 25699 33160 37200 39792 41450 49740 51398 62175 66320 77097 82900 99480 102796 124350 128495 154194 165800 198960 205592 248700 256990 308388 331600 385485 411184 497400 513980 616776 642475 770970 994800 1027960 1233552 1284950 1541940 1927425 2055920 2569900 3083880 3854850 5139800 6167760 7709700 10279600 15419400 30838800
• Sum of all divisors σ(n): 102096640
• Sum of proper divisors (its aliquot sum) s(n): 71257840
• 30838800 is an abundant number, because the sum of its proper divisors (71257840) is greater than itself. Its abundance is 40419040

Bases of 30838800

• Binary: 1110101101001000000010000₂
• Hexadecimal: 0x1D69010
• Base-36: ICZDC

Squares and roots of 30838800

• 30838800 squared (30838800²) is 951031585440000
• 30838800 cubed (30838800³) is 29328672857067072000000
• The square root of 30838800 is 5553.2693073541
• The cube root of 30838800 is 313.5926127129

Scales and comparisons

• 30,838,800 seconds is equal to 50 weeks, 6 days, 22 hours, 20 minutes.
• To count from 1 to 30,838,800 would take you about twenty-four 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 30838800 cubic inches would be around 26.1 feet tall.

Recreational maths with 30838800

• 30838800 backwards is 00883803
• 30838800 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30838800's digits is 30
• More coming soon!