30984128

Names of 30984128

• Cardinal: 30984128 can be written as Thirty million, nine hundred eighty-four thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 3.0984128 × 10⁷

Factors of 30984128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 160

Divisors of 30984128

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 4 7 8 14 16 23 28 31 32 46 56 62 64 92 97 112 124 161 184 194 217 224 248 322 368 388 434 448 496 644 679 713 736 776 868 992 1288 1358 1426 1472 1552 1736 1984 2231 2576 2716 2852 3007 3104 3472 4462 4991 5152 5432 5704 6014 6208 6944 8924 9982 10304 10864 11408 12028 13888 15617 17848 19964 21049 21728 22816 24056 31234 35696 39928 42098 43456 45632 48112 62468 69161 71392 79856 84196 96224 124936 138322 142784 159712 168392 192448 249872 276644 319424 336784 484127 499744 553288 673568 968254 999488 1106576 1347136 1936508 2213152 3873016 4426304 7746032 15492064 30984128
• Sum of all divisors σ(n): 76468224
• Sum of proper divisors (its aliquot sum) s(n): 45484096
• 30984128 is an abundant number, because the sum of its proper divisors (45484096) is greater than itself. Its abundance is 14499968

Bases of 30984128

• Binary: 1110110001100011111000000₂
• Hexadecimal: 0x1D8C7C0
• Base-36: IG3I8

Squares and roots of 30984128

• 30984128 squared (30984128²) is 960016187920384
• 30984128 cubed (30984128³) is 29745264448597231665152
• The square root of 30984128 is 5566.3388326619
• The cube root of 30984128 is 314.0844431901

Scales and comparisons

• 30,984,128 seconds is equal to 51 weeks, 1 day, 14 hours, 42 minutes, 8 seconds.
• To count from 1 to 30,984,128 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 30984128 cubic inches would be around 26.2 feet tall.

Recreational maths with 30984128

• 30984128 backwards is 82148903
• The number of decimal digits it has is: 8
• The sum of 30984128's digits is 35
• More coming soon!