30790656

Names of 30790656

• Cardinal: 30790656 can be written as Thirty million, seven hundred ninety thousand, six hundred fifty-six.

Scientific notation

• Scientific notation: 3.0790656 × 10⁷

Factors of 30790656

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 275

Divisors of 30790656

• Number of divisors d(n): 132
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 48 52 64 72 78 96 104 117 128 144 156 192 208 234 256 257 288 312 384 416 468 512 514 576 624 768 771 832 936 1024 1028 1152 1248 1536 1542 1664 1872 2056 2304 2313 2496 3072 3084 3328 3341 3744 4112 4608 4626 4992 6168 6656 6682 7488 8224 9216 9252 9984 10023 12336 13312 13364 14976 16448 18504 19968 20046 24672 26728 29952 30069 32896 37008 39936 40092 49344 53456 59904 60138 65792 74016 80184 98688 106912 119808 120276 131584 148032 160368 197376 213824 240552 263168 296064 320736 394752 427648 481104 592128 641472 789504 855296 962208 1184256 1282944 1710592 1924416 2368512 2565888 3421184 3848832 5131776 7697664 10263552 15395328 30790656
• Sum of all divisors σ(n): 96118932
• Sum of proper divisors (its aliquot sum) s(n): 65328276
• 30790656 is an abundant number, because the sum of its proper divisors (65328276) is greater than itself. Its abundance is 34537620

Bases of 30790656

• Binary: 1110101011101010000000000₂
• Hexadecimal: 0x1D5D400
• Base-36: IBY80

Squares and roots of 30790656

• 30790656 squared (30790656²) is 948064496910336
• 30790656 cubed (30790656³) is 29191527790179218620416
• The square root of 30790656 is 5548.9328703815
• The cube root of 30790656 is 313.4293393245

Scales and comparisons

• 30,790,656 seconds is equal to 50 weeks, 6 days, 8 hours, 57 minutes, 36 seconds.
• To count from 1 to 30,790,656 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 30790656 cubic inches would be around 26.1 feet tall.

Recreational maths with 30790656

• 30790656 backwards is 65609703
• 30790656 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30790656's digits is 36
• More coming soon!