40145969038640

Names of 40145969038640

• Cardinal: 40145969038640 can be written as Forty trillion, one hundred forty-five billion, nine hundred sixty-nine million, thirty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 4.014596903864 × 10¹³

Factors of 40145969038640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 210058743

Divisors of 40145969038640

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 80 2389 4778 9556 11945 19112 23890 38224 47780 95560 191120 210056347 420112694 840225388 1050281735 1680450776 2100563470 3360901552 4201126940 8402253880 16804507760 501824612983 1003649225966 2007298451932 2509123064915 4014596903864 5018246129830 8029193807728 10036492259660 20072984519320 40145969038640
• Sum of all divisors σ(n): 93378448939920
• Sum of proper divisors (its aliquot sum) s(n): 53232479901280
• 40145969038640 is an abundant number, because the sum of its proper divisors (53232479901280) is greater than itself. Its abundance is 13086510862640

Bases of 40145969038640

• Binary: 1001001000001100110110001110010100010100110000₂
• Hexadecimal: 0x248336394530
• Base-36: E8ASXFDWW

Squares and roots of 40145969038640

• 40145969038640 squared (40145969038640²) is 1611698830051441485813049600
• 40145969038640 cubed (40145969038640³) is 64703211330857481087952328048878636544000
• The square root of 40145969038640 is 6336084.6773571453
• The cube root of 40145969038640 is 34241.0690233957

Scales and comparisons

• 40,145,969,038,640 seconds is equal to 1,276,517 years, 33 weeks, 10 hours, 17 minutes, 20 seconds.
• To count from 1 to 40,145,969,038,640 would take you about three million, one hundred ninety-one thousand, two hundred ninety-four 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 40145969038640 cubic inches would be around 2853.4 feet tall.

Recreational maths with 40145969038640

• 40145969038640 backwards is 04683096954104
• The number of decimal digits it has is: 14
• The sum of 40145969038640's digits is 59
• More coming soon!