40068756

Names of 40068756

• Cardinal: 40068756 can be written as Forty million, sixty-eight thousand, seven hundred fifty-six.

Scientific notation

• Scientific notation: 4.0068756 × 10⁷

Factors of 40068756

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 176

Divisors of 40068756

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 21 26 27 28 36 39 42 52 54 63 78 81 84 91 108 117 126 151 156 162 182 189 234 243 252 273 302 324 351 364 378 453 468 486 546 567 604 702 729 756 819 906 972 1053 1057 1092 1134 1359 1404 1458 1638 1701 1812 1963 2106 2114 2268 2457 2718 2916 3159 3171 3276 3402 3926 4077 4212 4228 4914 5103 5436 5889 6318 6342 6804 7371 7852 8154 9477 9513 9828 10206 11778 12231 12636 12684 13741 14742 16308 17667 18954 19026 20412 22113 23556 24462 27482 28539 29484 35334 36693 37908 38052 41223 44226 48924 53001 54964 57078 66339 70668 73386 82446 85617 88452 106002 110079 114156 123669 132678 146772 159003 164892 171234 212004 220158 247338 256851 265356 318006 342468 371007 440316 477009 494676 513702 636012 742014 770553 954018 1027404 1113021 1431027 1484028 1541106 1908036 2226042 2862054 3082212 3339063 4452084 5724108 6678126 10017189 13356252 20034378 40068756
• Sum of all divisors σ(n): 130250624
• Sum of proper divisors (its aliquot sum) s(n): 90181868
• 40068756 is an abundant number, because the sum of its proper divisors (90181868) is greater than itself. Its abundance is 50113112

Bases of 40068756

• Binary: 10011000110110011010010100₂
• Hexadecimal: 0x2636694
• Base-36: NUT90

Squares and roots of 40068756

• 40068756 squared (40068756²) is 1605505207387536
• 40068756 cubed (40068756³) is 64330596411540577425216
• The square root of 40068756 is 6329.9886255821
• The cube root of 40068756 is 342.1910290125

Scales and comparisons

• 40,068,756 seconds is equal to 1 year, 14 weeks, 1 day, 18 hours, 12 minutes, 36 seconds.
• To count from 1 to 40,068,756 would take you about forty-seven 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 40068756 cubic inches would be around 28.5 feet tall.

Recreational maths with 40068756

• 40068756 backwards is 65786004
• 40068756 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 40068756's digits is 36
• More coming soon!