40973940

Names of 40973940

• Cardinal: 40973940 can be written as Forty million, nine hundred seventy-three thousand, nine hundred forty.

Scientific notation

• Scientific notation: 4.097394 × 10⁷

Factors of 40973940

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1097

Divisors of 40973940

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 31 35 36 42 45 60 62 63 70 84 90 93 105 124 126 140 155 180 186 210 217 252 279 310 315 372 420 434 465 558 620 630 651 868 930 1049 1085 1116 1260 1302 1395 1860 1953 2098 2170 2604 2790 3147 3255 3906 4196 4340 5245 5580 6294 6510 7343 7812 9441 9765 10490 12588 13020 14686 15735 18882 19530 20980 22029 29372 31470 32519 36715 37764 39060 44058 47205 62940 65038 66087 73430 88116 94410 97557 110145 130076 132174 146860 162595 188820 195114 220290 227633 264348 292671 325190 330435 390228 440580 455266 487785 585342 650380 660870 682899 910532 975570 1138165 1170684 1321740 1365798 1463355 1951140 2048697 2276330 2731596 2926710 3414495 4097394 4552660 5853420 6828990 8194788 10243485 13657980 20486970 40973940
• Sum of all divisors σ(n): 146764800
• Sum of proper divisors (its aliquot sum) s(n): 105790860
• 40973940 is an abundant number, because the sum of its proper divisors (105790860) is greater than itself. Its abundance is 64816920

Bases of 40973940

• Binary: 10011100010011011001110100₂
• Hexadecimal: 0x2713674
• Base-36: OE7P0

Squares and roots of 40973940

• 40973940 squared (40973940²) is 1678863759123600
• 40973940 cubed (40973940³) is 68789662934504838984000
• The square root of 40973940 is 6401.0889698551
• The cube root of 40973940 is 344.7486512035

Scales and comparisons

• 40,973,940 seconds is equal to 1 year, 15 weeks, 5 days, 5 hours, 39 minutes.
• To count from 1 to 40,973,940 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 40973940 cubic inches would be around 28.7 feet tall.

Recreational maths with 40973940

• 40973940 backwards is 04937904
• 40973940 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 40973940's digits is 36
• More coming soon!