40134646728

Names of 40134646728

• Cardinal: 40134646728 can be written as Forty billion, one hundred thirty-four million, six hundred forty-six thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 4.0134646728 × 10¹⁰

Factors of 40134646728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 50675075

Divisors of 40134646728

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 18 22 24 33 36 44 66 72 88 99 132 198 264 396 792 50675059 101350118 152025177 202700236 304050354 405400472 456075531 557425649 608100708 912151062 1114851298 1216201416 1672276947 1824302124 2229702596 3344553894 3648604248 4459405192 5016830841 6689107788 10033661682 13378215576 20067323364 40134646728
• Sum of all divisors σ(n): 118579640400
• Sum of proper divisors (its aliquot sum) s(n): 78444993672
• 40134646728 is an abundant number, because the sum of its proper divisors (78444993672) is greater than itself. Its abundance is 38310346944

Bases of 40134646728

• Binary: 100101011000001101100001101111001000₂
• Hexadecimal: 0x958361BC8
• Base-36: IFR4RM0

Squares and roots of 40134646728

• 40134646728 squared (40134646728²) is 1610789867981361105984
• 40134646728 cubed (40134646728³) is 64648482304473686477267206820352
• The square root of 40134646728 is 200336.3340185699
• The cube root of 40134646728 is 3423.7849734041

Scales and comparisons

• 40,134,646,728 seconds is equal to 1,276 years, 8 weeks, 1 day, 8 hours, 58 minutes, 48 seconds.
• To count from 1 to 40,134,646,728 would take you about two thousand, five hundred fifty-two years!

  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 40134646728 cubic inches would be around 285.3 feet tall.

Recreational maths with 40134646728

• 40134646728 backwards is 82764643104
• The number of decimal digits it has is: 11
• The sum of 40134646728's digits is 45
• More coming soon!