40957840

Names of 40957840

• Cardinal: 40957840 can be written as Forty million, nine hundred fifty-seven thousand, eight hundred forty.

Scientific notation

• Scientific notation: 4.095784 × 10⁷

Factors of 40957840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 195

Divisors of 40957840

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 28 35 40 44 55 56 61 70 77 80 88 109 110 112 122 140 154 176 218 220 244 280 305 308 385 427 436 440 488 545 560 610 616 671 763 770 854 872 880 976 1090 1199 1220 1232 1342 1526 1540 1708 1744 2135 2180 2398 2440 2684 3052 3080 3355 3416 3815 4270 4360 4697 4796 4880 5368 5995 6104 6160 6649 6710 6832 7630 8393 8540 8720 9394 9592 10736 11990 12208 13298 13420 15260 16786 17080 18788 19184 23485 23980 26596 26840 30520 33245 33572 34160 37576 41965 46543 46970 47960 53192 53680 61040 66490 67144 73139 75152 83930 93086 93940 95920 106384 132980 134288 146278 167860 186172 187880 232715 265960 292556 335720 365695 372344 375760 465430 511973 531920 585112 671440 731390 744688 930860 1023946 1170224 1462780 1861720 2047892 2559865 2925560 3723440 4095784 5119730 5851120 8191568 10239460 20478920 40957840
• Sum of all divisors σ(n): 121777920
• Sum of proper divisors (its aliquot sum) s(n): 80820080
• 40957840 is an abundant number, because the sum of its proper divisors (80820080) is greater than itself. Its abundance is 39862240

Bases of 40957840

• Binary: 10011100001111011110010000₂
• Hexadecimal: 0x270F790
• Base-36: ODV9S

Squares and roots of 40957840

• 40957840 squared (40957840²) is 1677544657465600
• 40957840 cubed (40957840³) is 68708605673330850304000
• The square root of 40957840 is 6399.8312477753
• The cube root of 40957840 is 344.7034909511

Scales and comparisons

• 40,957,840 seconds is equal to 1 year, 15 weeks, 5 days, 1 hour, 10 minutes, 40 seconds.
• To count from 1 to 40,957,840 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 40957840 cubic inches would be around 28.7 feet tall.

Recreational maths with 40957840

• 40957840 backwards is 04875904
• The number of decimal digits it has is: 8
• The sum of 40957840's digits is 37
• More coming soon!