40445664

Names of 40445664

• Cardinal: 40445664 can be written as Forty million, four hundred forty-five thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 4.0445664 × 10⁷

Factors of 40445664

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 584

Divisors of 40445664

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 139 168 224 278 336 417 433 556 672 834 866 973 1112 1299 1668 1732 1946 2224 2598 2919 3031 3336 3464 3892 4448 5196 5838 6062 6672 6928 7784 9093 10392 11676 12124 13344 13856 15568 18186 20784 23352 24248 31136 36372 41568 46704 48496 60187 72744 93408 96992 120374 145488 180561 240748 290976 361122 421309 481496 722244 842618 962992 1263927 1444488 1685236 1925984 2527854 2888976 3370472 5055708 5777952 6740944 10111416 13481888 20222832 40445664
• Sum of all divisors σ(n): 122492160
• Sum of proper divisors (its aliquot sum) s(n): 82046496
• 40445664 is an abundant number, because the sum of its proper divisors (82046496) is greater than itself. Its abundance is 41600832

Bases of 40445664

• Binary: 10011010010010011011100000₂
• Hexadecimal: 0x26926E0
• Base-36: O2W2O

Squares and roots of 40445664

• 40445664 squared (40445664²) is 1635851736400896
• 40445664 cubed (40445664³) is 66163109684287208914944
• The square root of 40445664 is 6359.6905585099
• The cube root of 40445664 is 343.2606257785

Scales and comparisons

• 40,445,664 seconds is equal to 1 year, 14 weeks, 6 days, 2 hours, 54 minutes, 24 seconds.
• To count from 1 to 40,445,664 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 40445664 cubic inches would be around 28.6 feet tall.

Recreational maths with 40445664

• 40445664 backwards is 46654404
• The number of decimal digits it has is: 8
• The sum of 40445664's digits is 33
• More coming soon!