40397952

Names of 40397952

• Cardinal: 40397952 can be written as Forty million, three hundred ninety-seven thousand, nine hundred fifty-two.

Scientific notation

• Scientific notation: 4.0397952 × 10⁷

Factors of 40397952

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 144

Divisors of 40397952

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 19 21 24 28 32 38 42 48 49 56 57 64 76 84 96 98 112 113 114 128 133 147 152 168 192 196 224 226 228 266 294 304 336 339 384 392 399 448 452 456 532 588 608 672 678 784 791 798 896 904 912 931 1064 1176 1216 1344 1356 1568 1582 1596 1808 1824 1862 2128 2147 2352 2373 2432 2688 2712 2793 3136 3164 3192 3616 3648 3724 4256 4294 4704 4746 5424 5537 5586 6272 6328 6384 6441 7232 7296 7448 8512 8588 9408 9492 10848 11074 11172 12656 12768 12882 14464 14896 15029 16611 17024 17176 18816 18984 21696 22148 22344 25312 25536 25764 29792 30058 33222 34352 37968 43392 44296 44688 45087 50624 51072 51528 59584 60116 66444 68704 75936 88592 89376 90174 101248 103056 105203 119168 120232 132888 137408 151872 177184 178752 180348 206112 210406 240464 265776 274816 303744 315609 354368 357504 360696 412224 420812 480928 531552 631218 708736 721392 824448 841624 961856 1063104 1262436 1442784 1683248 1923712 2126208 2524872 2885568 3366496 5049744 5771136 6732992 10099488 13465984 20198976 40397952
• Sum of all divisors σ(n): 132559200
• Sum of proper divisors (its aliquot sum) s(n): 92161248
• 40397952 is an abundant number, because the sum of its proper divisors (92161248) is greater than itself. Its abundance is 51763296

Bases of 40397952

• Binary: 10011010000110110010000000₂
• Hexadecimal: 0x2686C80
• Base-36: O1V9C

Squares and roots of 40397952

• 40397952 squared (40397952²) is 1631994525794304
• 40397952 cubed (40397952³) is 65929236517301054865408
• The square root of 40397952 is 6355.9383256919
• The cube root of 40397952 is 343.1255960983

Scales and comparisons

• 40,397,952 seconds is equal to 1 year, 14 weeks, 5 days, 13 hours, 39 minutes, 12 seconds.
• To count from 1 to 40,397,952 would take you about forty-eight 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 40397952 cubic inches would be around 28.6 feet tall.

Recreational maths with 40397952

• 40397952 backwards is 25979304
• The number of decimal digits it has is: 8
• The sum of 40397952's digits is 39
• More coming soon!