21324354407790764

Names of 21324354407790764

• Cardinal: 21324354407790764 can be written as Twenty-one quadrillion, three hundred twenty-four trillion, three hundred fifty-four billion, four hundred seven million, seven hundred ninety thousand, seven hundred sixty-four.

Scientific notation

• Scientific notation: 2.1324354407790764 × 10¹⁶

Factors of 21324354407790764

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2001344

Divisors of 21324354407790764

• Number of divisors d(n): 36
• Complete list of divisors:
  1 2 4 11 22 44 121 242 484 1331 2662 5324 2001331 4002662 8005324 22014641 44029282 88058564 242161051 484322102 968644204 2663771561 5327543122 10655086244 4005325771561 8010651543122 16021303086244 44058583487171 88117166974342 176234333948684 484644418358881 969288836717762 1938577673435524 5331088601947691 10662177203895382 21324354407790764
• Sum of all divisors σ(n): 41046599016607464
• Sum of proper divisors (its aliquot sum) s(n): 19722244608816700
• 21324354407790764 is a deficient number, because the sum of its proper divisors (19722244608816700) is less than itself. Its deficiency is 1602109798974064

Bases of 21324354407790764

• Binary: 1001011110000100110001100101001100010100111100010101100₂
• Hexadecimal: 0x4BC263298A78AC
• Base-36: 5TYUP6BVT7W

Squares and roots of 21324354407790764

• 21324354407790764 squared (21324354407790764²) is 454728090909065385226219203703696
• 21324354407790764 cubed (21324354407790764³) is 9696782969723007687779496348729966522185821463744
• The square root of 21324354407790764 is 146028608.1827487801
• The cube root of 21324354407790764 is 277305.5940346835

Scales and comparisons

• 21,324,354,407,790,764 seconds is equal to 678,048,509 years, 31 weeks, 4 days, 13 hours, 52 minutes, 44 seconds.
• To count from 1 to 21,324,354,407,790,764 would take you about two billion, thirty-four million, one hundred forty-five thousand, five hundred twenty-eight 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 21324354407790764 cubic inches would be around 23108.8 feet tall.

Recreational maths with 21324354407790764

• 21324354407790764 backwards is 46709770445342312
• The number of decimal digits it has is: 17
• The sum of 21324354407790764's digits is 68
• More coming soon!