40812912

Names of 40812912

• Cardinal: 40812912 can be written as Forty million, eight hundred twelve thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 4.0812912 × 10⁷

Factors of 40812912

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2162

Divisors of 40812912

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 28 36 38 42 48 56 57 63 72 76 84 112 114 126 133 144 152 168 171 228 252 266 304 336 342 399 456 504 532 684 798 912 1008 1064 1197 1368 1596 2128 2131 2394 2736 3192 4262 4788 6384 6393 8524 9576 12786 14917 17048 19152 19179 25572 29834 34096 38358 40489 44751 51144 59668 76716 80978 89502 102288 119336 121467 134253 153432 161956 179004 238672 242934 268506 283423 306864 323912 358008 364401 485868 537012 566846 647824 716016 728802 850269 971736 1074024 1133692 1457604 1700538 1943472 2148048 2267384 2550807 2915208 3401076 4534768 5101614 5830416 6802152 10203228 13604304 20406456 40812912
• Sum of all divisors σ(n): 137471360
• Sum of proper divisors (its aliquot sum) s(n): 96658448
• 40812912 is an abundant number, because the sum of its proper divisors (96658448) is greater than itself. Its abundance is 55845536

Bases of 40812912

• Binary: 10011011101100000101110000₂
• Hexadecimal: 0x26EC170
• Base-36: OARG0

Squares and roots of 40812912

• 40812912 squared (40812912²) is 1665693785919744
• 40812912 cubed (40812912³) is 67981813903689350934528
• The square root of 40812912 is 6388.4984151207
• The cube root of 40812912 is 344.2964363829

Scales and comparisons

• 40,812,912 seconds is equal to 1 year, 15 weeks, 3 days, 8 hours, 55 minutes, 12 seconds.
• To count from 1 to 40,812,912 would take you about forty-nine 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 40812912 cubic inches would be around 28.7 feet tall.

Recreational maths with 40812912

• 40812912 backwards is 21921804
• The number of decimal digits it has is: 8
• The sum of 40812912's digits is 27
• More coming soon!