21179992369872

Names of 21179992369872

• Cardinal: 21179992369872 can be written as Twenty-one trillion, one hundred seventy-nine billion, nine hundred ninety-two million, three hundred sixty-nine thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 2.1179992369872 × 10¹³

Factors of 21179992369872

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 48947

Divisors of 21179992369872

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 167 168 334 336 501 668 1002 1169 1336 2004 2338 2672 3507 4008 4676 7014 8016 9352 9649 14028 18704 19298 28056 28947 38596 39119 56112 57894 67543 77192 78238 115788 117357 135086 154384 156476 202629 231576 234714 270172 273833 312952 405258 463152 469428 540344 547666 625904 810516 821499 938856 1080688 1095332 1611383 1621032 1642998 1877712 2190664 3222766 3242064 3285996 4381328 4834149 6445532 6532873 6571992 9668298 11279681 12891064 13065746 13143984 19336596 19598619 22559362 25782128 26131492 33839043 38673192 39197238 45118724 45730111 52262984 67678086 77346384 78394476 90237448 91460222 104525968 135356172 137190333 156788952 180474896 182920444 270712344 274380666 313577904 365840888 377459231 541424688 548761332 731681776 754918462 1097522664 1132377693 1509836924 2195045328 2264755386 2642214617 3019673848 4529510772 5284429234 6039347696 7926643851 9059021544 10568858468 15853287702 18118043088 21137716936 31706575404 42275433872 63035691577 63413150808 126071383154 126826301616 189107074731 252142766308 378214149462 441249841039 504285532616 756428298924 882499682078 1008571065232 1323749523117 1512856597848 1764999364156 2647499046234 3025713195696 3529998728312 5294998092468 7059997456624 10589996184936 21179992369872
• Sum of all divisors σ(n): 62913973248000
• Sum of proper divisors (its aliquot sum) s(n): 41733980878128
• 21179992369872 is an abundant number, because the sum of its proper divisors (41733980878128) is greater than itself. Its abundance is 20553988508256

Bases of 21179992369872

• Binary: 100110100001101011001111010111110101011010000₂
• Hexadecimal: 0x134359EBEAD0
• Base-36: 7I9YCLT5C

Squares and roots of 21179992369872

• 21179992369872 squared (21179992369872²) is 448592076787836138853296384
• 21179992369872 cubed (21179992369872³) is 9501176763551403743894234936695368142848
• The square root of 21179992369872 is 4602172.5706313969
• The cube root of 21179992369872 is 27667.8406944669

Scales and comparisons

• 21,179,992,369,872 seconds is equal to 673,458 years, 12 weeks, 4 days, 13 hours, 51 minutes, 12 seconds.
• To count from 1 to 21,179,992,369,872 would take you about one million, six hundred eighty-three thousand, six hundred 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 21179992369872 cubic inches would be around 2305.7 feet tall.

Recreational maths with 21179992369872

• 21179992369872 backwards is 27896329997112
• The number of decimal digits it has is: 14
• The sum of 21179992369872's digits is 75
• More coming soon!