21143650420998173

Names of 21143650420998173

• Cardinal: 21143650420998173 can be written as Twenty-one quadrillion, one hundred forty-three trillion, six hundred fifty billion, four hundred twenty million, nine hundred ninety-eight thousand, one hundred seventy-three.

Scientific notation

• Scientific notation: 2.1143650420998173 × 10¹⁶

Factors of 21143650420998173

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 208

Divisors of 21143650420998173

• Number of divisors d(n): 144
• Complete list of divisors:
  1 23 37 41 107 529 851 943 1369 1517 1681 2461 3959 4387 11449 19573 21689 31487 34891 38663 50653 56129 56603 62197 68921 91057 100901 146483 162319 179867 263327 423613 469409 724201 802493 889249 1165019 1290967 1430531 1585183 2076773 2094311 2301289 2320723 2550077 3369109 3733337 4136941 5419871 6005803 6056521 6655079 7374547 9743099 10796407 15673681 17368133 19245769 26795437 29692241 32902213 36459209 47765779 52929647 58651771 77489507 85147693 85866751 94352849 95149643 124657033 138133469 153066817 169614581 222214711 224091277 246237923 248317361 272858239 360494663 399467059 442652687 579926197 642620921 712093453 789076529 1098612917 1217381881 1348990733 1958396939 2170115527 2867111759 3177069787 3491055413 3520536791 3901135363 5110938353 5663472229 6275739497 8291377249 9110803151 9187742357 10095754843 10181011801 13338302531 14780281183 16378149419 18148760167 23776974077 26347457761 29195831573 45043129597 49912657121 80294274499 117551582119 130259861267 144342008431 209548472473 232202361389 306780958213 339946467209 373542929191 376697436637 417421483841 546870403771 605991528503 671504126179 974855937157 1080245768201 1846768313477 4819614866879 5340654311947 8591487371393 12578019286733 13937805155569 15444594902117 22421686554611 24845652668623 39969093423437 197604209542039 515698790756053 571450011378329 919289148739051 21143650420998173
• Sum of all divisors σ(n): 23504428188499440
• Sum of proper divisors (its aliquot sum) s(n): 2360777767501267
• 21143650420998173 is a deficient number, because the sum of its proper divisors (2360777767501267) is less than itself. Its deficiency is 18782872653496906

Bases of 21143650420998173

• Binary: 1001011000111100000100110111100100110010100000000011101₂
• Hexadecimal: 0x4B1E09BC99401D
• Base-36: 5S6SQWRSAOT

Squares and roots of 21143650420998173

• 21143650420998173 squared (21143650420998173²) is 447053953125376218342361669337929
• 21143650420998173 cubed (21143650420998173³) is 9452352504208258377165503169680253797348228603717
• The square root of 21143650420998173 is 145408563.7814986913
• The cube root of 21143650420998173 is 276520.0690055843

Scales and comparisons

• 21,143,650,420,998,173 seconds is equal to 672,302,681 years, 40 weeks, 4 days, 23 hours, 2 minutes, 53 seconds.
• To count from 1 to 21,143,650,420,998,173 would take you about two billion, sixteen million, nine hundred eight thousand and forty-five 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 21143650420998173 cubic inches would be around 23043.3 feet tall.

Recreational maths with 21143650420998173

• 21143650420998173 backwards is 37189902405634112
• The number of decimal digits it has is: 17
• The sum of 21143650420998173's digits is 65
• More coming soon!