21016011623880

Names of 21016011623880

• Cardinal: 21016011623880 can be written as Twenty-one trillion, sixteen billion, eleven million, six hundred twenty-three thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 2.101601162388 × 10¹³

Factors of 21016011623880

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1924543219

Divisors of 21016011623880

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 20 21 24 26 28 30 35 39 40 42 52 56 60 65 70 78 84 91 104 105 120 130 140 156 168 182 195 210 260 273 280 312 364 390 420 455 520 546 728 780 840 910 1092 1365 1560 1820 2184 2730 3640 5460 10920 1924543189 3849086378 5773629567 7698172756 9622715945 11547259134 13471802323 15396345512 19245431890 23094518268 25019061457 26943604646 28868147835 38490863780 40415406969 46189036536 50038122914 53887209292 57736295670 67359011615 75057184371 76981727560 80830813938 100076245828 107774418584 115472591340 125095307285 134718023230 150114368742 161661627876 175133430199 200152491656 202077034845 230945182680 250190614570 269436046460 300228737484 323323255752 350266860398 375285921855 404154069690 500381229140 525400290597 538872092920 600457474968 700533720796 750571843710 808308139380 875667150995 1000762458280 1050800581194 1401067441592 1501143687420 1616616278760 1751334301990 2101601162388 2627001452985 3002287374840 3502668603980 4203202324776 5254002905970 7005337207960 10508005811940 21016011623880
• Sum of all divisors σ(n): 77597581420800
• Sum of proper divisors (its aliquot sum) s(n): 56581569796920
• 21016011623880 is an abundant number, because the sum of its proper divisors (56581569796920) is greater than itself. Its abundance is 35565558173040

Bases of 21016011623880

• Binary: 100110001110100101011111010000100110111001000₂
• Hexadecimal: 0x131D2BE84DC8
• Base-36: 7G6MEPBRC

Squares and roots of 21016011623880

• 21016011623880 squared (21016011623880²) is 441672744575059274586254400
• 21016011623880 cubed (21016011623880³) is 9282199533940427925844723148070795072000
• The square root of 21016011623880 is 4584322.3734680789
• The cube root of 21016011623880 is 27596.2518644171

Scales and comparisons

• 21,016,011,623,880 seconds is equal to 668,244 years, 8 weeks, 3 days, 6 hours, 38 minutes.
• To count from 1 to 21,016,011,623,880 would take you about one million, six hundred seventy thousand, six hundred ten 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 21016011623880 cubic inches would be around 2299.7 feet tall.

Recreational maths with 21016011623880

• 21016011623880 backwards is 08832611061012
• 21016011623880 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21016011623880's digits is 39
• More coming soon!