21025673014455

Names of 21025673014455

• Cardinal: 21025673014455 can be written as Twenty-one trillion, twenty-five billion, six hundred seventy-three million, fourteen thousand, four hundred fifty-five.

Scientific notation

• Scientific notation: 2.1025673014455 × 10¹³

Factors of 21025673014455

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 292809

Divisors of 21025673014455

• Number of divisors d(n): 120
• Complete list of divisors:
  1 3 5 9 15 27 29 45 81 87 135 145 211 261 405 435 633 783 841 1055 1305 1899 2349 2523 3165 3915 4205 5697 6119 7569 9495 11745 12615 17091 18357 22707 28485 30595 37845 55071 68121 85455 91785 113535 165213 177451 275355 292561 340605 495639 532353 826065 877683 887255 1462805 1597059 2478195 2633049 2661765 4388415 4791177 7899147 7985295 8484269 13165245 14373531 23697441 23955885 25452807 39495735 42421345 61730371 71867655 76358421 118487205 127264035 185191113 229075263 246043801 308651855 381792105 555573339 687225789 738131403 925955565 1145376315 1230219005 1666720017 1790180759 2214394209 2777866695 3436128945 3690657015 5000160051 5370542277 6643182627 8333600085 8950903795 11071971045 16111626831 19929547881 25000800255 26852711385 33215913135 48334880493 51915242011 80558134155 99647739405 145004641479 155745726033 241674402465 259576210055 467237178099 725023207395 778728630165 1401711534297 2336185890495 4205134602891 7008557671485 21025673014455
• Sum of all divisors σ(n): 39220087015824
• Sum of proper divisors (its aliquot sum) s(n): 18194414001369
• 21025673014455 is a deficient number, because the sum of its proper divisors (18194414001369) is less than itself. Its deficiency is 2831259013086

Bases of 21025673014455

• Binary: 100110001111101101011110001010110110010110111₂
• Hexadecimal: 0x131F6BC56CB7
• Base-36: 7GB26UGFR

Squares and roots of 21025673014455

• 21025673014455 squared (21025673014455²) is 442078925710781206638947025
• 21025673014455 cubed (21025673014455³) is 9295006938576429096485271553938804246375
• The square root of 21025673014455 is 4585375.9948836257
• The cube root of 21025673014455 is 27600.4800266819

Scales and comparisons

• 21,025,673,014,455 seconds is equal to 668,551 years, 18 weeks, 6 days, 22 hours, 14 minutes, 15 seconds.
• To count from 1 to 21,025,673,014,455 would take you about one million, six hundred seventy-one thousand, three hundred seventy-eight 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 21025673014455 cubic inches would be around 2300 feet tall.

Recreational maths with 21025673014455

• 21025673014455 backwards is 55441037652012
• 21025673014455 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21025673014455's digits is 45
• More coming soon!