21324147408291

Names of 21324147408291

• Cardinal: 21324147408291 can be written as Twenty-one trillion, three hundred twenty-four billion, one hundred forty-seven million, four hundred eight thousand, two hundred ninety-one.

Scientific notation

• Scientific notation: 2.1324147408291 × 10¹³

Factors of 21324147408291

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 5282971

Divisors of 21324147408291

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 7 13 21 39 91 273 14827 44481 103789 192751 311367 578253 1349257 4047771 5268121 15804363 36876847 68485573 110630541 205456719 479399011 1438197033 78110430067 234331290201 546773010469 1015435590871 1640319031407 3046306772613 7108049136097 21324147408291
• Sum of all divisors σ(n): 34995839431168
• Sum of proper divisors (its aliquot sum) s(n): 13671692022877
• 21324147408291 is a deficient number, because the sum of its proper divisors (13671692022877) is less than itself. Its deficiency is 7652455385414

Bases of 21324147408291

• Binary: 100110110010011101010001110110011110110100011₂
• Hexadecimal: 0x1364EA3B3DA3
• Base-36: 7K46ESKO3

Squares and roots of 21324147408291

• 21324147408291 squared (21324147408291²) is 454719262690523772255540681
• 21324147408291 cubed (21324147408291³) is 9696500587002126909748312544111067186171
• The square root of 21324147408291 is 4617807.6408931327
• The cube root of 21324147408291 is 27730.4696746011

Scales and comparisons

• 21,324,147,408,291 seconds is equal to 678,041 years, 48 weeks, 1 day, 16 hours, 4 minutes, 51 seconds.
• To count from 1 to 21,324,147,408,291 would take you about one million, six hundred ninety-five thousand, one hundred 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 21324147408291 cubic inches would be around 2310.9 feet tall.

Recreational maths with 21324147408291

• 21324147408291 backwards is 19280474142312
• The number of decimal digits it has is: 14
• The sum of 21324147408291's digits is 48
• More coming soon!