21087676305424

Names of 21087676305424

• Cardinal: 21087676305424 can be written as Twenty-one trillion, eighty-seven billion, six hundred seventy-six million, three hundred five thousand, four hundred twenty-four.

Scientific notation

• Scientific notation: 2.1087676305424 × 10¹³

Factors of 21087676305424

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 21716

Divisors of 21087676305424

• Number of divisors d(n): 45
• Complete list of divisors:
  1 2 4 8 16 53 106 212 424 848 2809 5618 11236 21661 22472 43322 44944 86644 173288 346576 1148033 2296066 4592132 9184264 18368528 60845749 121691498 243382996 469198921 486765992 938397842 973531984 1876795684 3753591368 7507182736 24867542813 49735085626 99470171252 198940342504 397880685008 1317979769089 2635959538178 5271919076356 10543838152712 21087676305424
• Sum of all divisors σ(n): 41644734402999
• Sum of proper divisors (its aliquot sum) s(n): 20557058097575
• 21087676305424 is a deficient number, because the sum of its proper divisors (20557058097575) is less than itself. Its deficiency is 530618207849

Bases of 21087676305424

• Binary: 100110010110111011011011101001001000000010000₂
• Hexadecimal: 0x132DDB749010
• Base-36: 7H3JM05XS

Squares and roots of 21087676305424

• 21087676305424 squared (21087676305424²) is 444690091962340802531819776
• 21087676305424 cubed (21087676305424³) is 9377480715531073692876972399159099265024
• 21087676305424 is a perfect square number. Its square root is 4592132
• The cube root of 21087676305424 is 27627.5840525343

Scales and comparisons

• 21,087,676,305,424 seconds is equal to 670,522 years, 45 weeks, 4 days, 14 hours, 37 minutes, 4 seconds.
• To count from 1 to 21,087,676,305,424 would take you about one million, six hundred seventy-six thousand, three hundred seven 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 21087676305424 cubic inches would be around 2302.3 feet tall.

Recreational maths with 21087676305424

• 21087676305424 backwards is 42450367678012
• The number of decimal digits it has is: 14
• The sum of 21087676305424's digits is 55
• More coming soon!