21148987688370

Names of 21148987688370

• Cardinal: 21148987688370 can be written as Twenty-one trillion, one hundred forty-eight billion, nine hundred eighty-seven million, six hundred eighty-eight thousand, three hundred seventy.

Scientific notation

• Scientific notation: 2.114898768837 × 10¹³

Factors of 21148987688370

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 13995155

Divisors of 21148987688370

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 29 30 45 54 58 87 90 135 145 174 193 261 270 290 386 435 522 579 783 870 965 1158 1305 1566 1737 1930 2610 2895 3474 3915 5211 5597 5790 7830 8685 10422 11194 16791 17370 26055 27985 33582 50373 52110 55970 83955 100746 151119 167910 251865 302238 503730 755595 1511190 13994923 27989846 41984769 69974615 83969538 125954307 139949230 209923845 251908614 377862921 405852767 419847690 629771535 755725842 811705534 1217558301 1259543070 1889314605 2029263835 2435116602 2701020139 3652674903 3778629210 4058527670 5402040278 6087791505 7305349806 8103060417 10958024709 12175583010 13505100695 16206120834 18263374515 21916049418 24309181251 27010201390 36526749030 40515302085 48618362502 54790123545 72927543753 78329584031 81030604170 109580247090 121545906255 145855087506 156659168062 234988752093 243091812510 364637718765 391647920155 469977504186 704966256279 729275437530 783295840310 1174943760465 1409932512558 2114898768837 2349887520930 3524831281395 4229797537674 7049662562790 10574493844185 21148987688370
• Sum of all divisors σ(n): 58644329529600
• Sum of proper divisors (its aliquot sum) s(n): 37495341841230
• 21148987688370 is an abundant number, because the sum of its proper divisors (37495341841230) is greater than itself. Its abundance is 16346354152860

Bases of 21148987688370

• Binary: 100110011110000100001111001100000010110110010₂
• Hexadecimal: 0x133C21E605B2
• Base-36: 7HVPL7VSI

Squares and roots of 21148987688370

• 21148987688370 squared (21148987688370²) is 447279680242825836233256900
• 21148987688370 cubed (21148987688370³) is 9459512450713593942515300033647352253000
• The square root of 21148987688370 is 4598802.8538272871
• The cube root of 21148987688370 is 27654.3334262477

Scales and comparisons

• 21,148,987,688,370 seconds is equal to 672,472 years, 20 weeks, 2 days, 2 hours, 19 minutes, 30 seconds.
• To count from 1 to 21,148,987,688,370 would take you about one million, six hundred eighty-one thousand, one 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 21148987688370 cubic inches would be around 2304.5 feet tall.

Recreational maths with 21148987688370

• 21148987688370 backwards is 07388678984112
• The number of decimal digits it has is: 14
• The sum of 21148987688370's digits is 72
• More coming soon!