30628800

Names of 30628800

• Cardinal: 30628800 can be written as Thirty million, six hundred twenty-eight thousand, eight hundred.

Scientific notation

• Scientific notation: 3.06288 × 10⁷

Factors of 30628800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 719

Divisors of 30628800

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 40 45 48 50 54 60 64 72 75 80 90 96 100 108 120 135 144 150 160 180 192 200 216 225 240 270 288 300 320 360 400 432 450 480 540 576 600 675 709 720 800 864 900 960 1080 1200 1350 1418 1440 1600 1728 1800 2127 2160 2400 2700 2836 2880 3545 3600 4254 4320 4800 5400 5672 6381 7090 7200 8508 8640 10635 10800 11344 12762 14180 14400 17016 17725 19143 21270 21600 22688 25524 28360 31905 34032 35450 38286 42540 43200 45376 51048 53175 56720 63810 68064 70900 76572 85080 95715 102096 106350 113440 127620 136128 141800 153144 159525 170160 191430 204192 212700 226880 255240 283600 306288 319050 340320 382860 408384 425400 478575 510480 567200 612576 638100 680640 765720 850800 957150 1020960 1134400 1225152 1276200 1531440 1701600 1914300 2041920 2552400 3062880 3403200 3828600 5104800 6125760 7657200 10209600 15314400 30628800
• Sum of all divisors σ(n): 111810800
• Sum of proper divisors (its aliquot sum) s(n): 81182000
• 30628800 is an abundant number, because the sum of its proper divisors (81182000) is greater than itself. Its abundance is 50553200

Bases of 30628800

• Binary: 1110100110101101111000000₂
• Hexadecimal: 0x1D35BC0
• Base-36: I8HC0

Squares and roots of 30628800

• 30628800 squared (30628800²) is 938123389440000
• 30628800 cubed (30628800³) is 28733593670479872000000
• The square root of 30628800 is 5534.3292276481
• The cube root of 30628800 is 312.8791770665

Scales and comparisons

• 30,628,800 seconds is equal to 50 weeks, 4 days, 12 hours.
• To count from 1 to 30,628,800 would take you about twenty-three 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 30628800 cubic inches would be around 26.1 feet tall.

Recreational maths with 30628800

• 30628800 backwards is 00882603
• 30628800 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30628800's digits is 27
• More coming soon!