21081056723000

Names of 21081056723000

• Cardinal: 21081056723000 can be written as Twenty-one trillion, eighty-one billion, fifty-six million, seven hundred twenty-three thousand.

Scientific notation

• Scientific notation: 2.1081056723 × 10¹³

Factors of 21081056723000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 26060

Divisors of 21081056723000

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 547 1000 1094 1613 2188 2735 3226 4376 5470 6452 8065 10940 12904 13675 16130 21880 23893 27350 32260 40325 47786 54700 64520 68375 80650 95572 109400 119465 136750 161300 191144 201625 238930 273500 322600 403250 477860 547000 597325 806500 882311 955720 1194650 1613000 1764622 2389300 2986625 3529244 4411555 4778600 5973250 7058488 8823110 11946500 13069471 17646220 22057775 23893000 26138942 35292440 38539409 44115550 52277884 65347355 77078818 88231100 104555768 110288875 130694710 154157636 176462200 192697045 220577750 261389420 308315272 326736775 385394090 441155500 522778840 653473550 770788180 882311000 963485225 1306947100 1541576360 1633683875 1926970450 2613894200 3267367750 3853940900 4817426125 6534735500 7707881800 9634852250 13069471000 19269704500 21081056723 38539409000 42162113446 84324226892 105405283615 168648453784 210810567230 421621134460 527026418075 843242268920 1054052836150 2108105672300 2635132090375 4216211344600 5270264180750 10540528361500 21081056723000
• Sum of all divisors σ(n): 49452563085120
• Sum of proper divisors (its aliquot sum) s(n): 28371506362120
• 21081056723000 is an abundant number, because the sum of its proper divisors (28371506362120) is greater than itself. Its abundance is 7290449639120

Bases of 21081056723000

• Binary: 100110010110001010000111001011100000000111000₂
• Hexadecimal: 0x132C50E5C038
• Base-36: 7H0I4VJG8

Squares and roots of 21081056723000

• 21081056723000 squared (21081056723000²) is 444410952558343498729000000
• 21081056723000 cubed (21081056723000³) is 9368652499204901263624327405067000000000
• The square root of 21081056723000 is 4591411.1907996217
• The cube root of 21081056723000 is 27624.6929135483

Scales and comparisons

• 21,081,056,723,000 seconds is equal to 670,312 years, 20 weeks, 4 days, 1 hour, 43 minutes, 20 seconds.
• To count from 1 to 21,081,056,723,000 would take you about one million, six hundred seventy-five thousand, seven hundred eighty 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 21081056723000 cubic inches would be around 2302.1 feet tall.

Recreational maths with 21081056723000

• 21081056723000 backwards is 00032765018012
• The number of decimal digits it has is: 14
• The sum of 21081056723000's digits is 35
• More coming soon!