40021234196965761

Names of 40021234196965761

• Cardinal: 40021234196965761 can be written as Forty quadrillion, twenty-one trillion, two hundred thirty-four billion, one hundred ninety-six million, nine hundred sixty-five thousand, seven hundred sixty-one.

Scientific notation

• Scientific notation: 4.0021234196965761 × 10¹⁶

Factors of 40021234196965761

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 332398392

Divisors of 40021234196965761

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 31 93 1299721 3899163 40291351 120874053 331098637 993295911 10264057747 30792173241 430335851580277 1291007554740831 13340411398988587 40021234196965761
• Sum of all divisors σ(n): 55083031549265408
• Sum of proper divisors (its aliquot sum) s(n): 15061797352299647
• 40021234196965761 is a deficient number, because the sum of its proper divisors (15061797352299647) is less than itself. Its deficiency is 24959436844666114

Bases of 40021234196965761

• Binary: 10001110001011110001100110110111110010000110100110000001₂
• Hexadecimal: 0x8E2F19B7C86981
• Base-36: AY2CD6B877L

Squares and roots of 40021234196965761

• 40021234196965761 squared (40021234196965761²) is 1601699186648381660733659006309121
• 40021234196965761 cubed (40021234196965761³) is 64101978261944457356809911992553772367493819006081
• The square root of 40021234196965761 is 200053078.4491100027
• The cube root of 40021234196965761 is 342055.6952400807

Scales and comparisons

• 40,021,234,196,965,761 seconds is equal to 1,272,551,453 years, 34 weeks, 1 day, 13 hours, 9 minutes, 21 seconds.
• To count from 1 to 40,021,234,196,965,761 would take you about three billion, eight hundred seventeen million, six hundred fifty-four thousand, three hundred sixty 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 40021234196965761 cubic inches would be around 28504.6 feet tall.

Recreational maths with 40021234196965761

• 40021234196965761 backwards is 16756969143212004
• The number of decimal digits it has is: 17
• The sum of 40021234196965761's digits is 66
• More coming soon!