21829149178802

Names of 21829149178802

• Cardinal: 21829149178802 can be written as Twenty-one trillion, eight hundred twenty-nine billion, one hundred forty-nine million, one hundred seventy-eight thousand, eight hundred two.

Scientific notation

• Scientific notation: 2.1829149178802 × 10¹³

Factors of 21829149178802

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 132193

Divisors of 21829149178802

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 7 14 19 31 38 62 133 217 266 361 434 589 722 1063 1178 2126 2527 4123 5054 7441 8246 11191 14882 20197 22382 32953 40394 65906 78337 131071 141379 156674 230671 262142 282758 383743 461342 626107 767486 917497 1252214 1834994 2490349 2686201 4063201 4382749 4980698 5372402 8126402 8765498 11896033 17432443 23792066 28442407 34864886 47316631 56884814 77200819 83272231 94633262 139328473 154401638 166544462 278656946 331216417 540405733 662432834 975299311 1080811466 1466815561 1950598622 2647240987 2933631122 4319182663 5294481974 8638365326 10267708927 18530686909 20535417854 30234278641 37061373818 50297578753 60468557282 82064470597 100595157506 164128941194 352083051271 574451294179 704166102542 1148902588358 1559224941343 3118449882686 10914574589401 21829149178802
• Sum of all divisors σ(n): 40807289585664
• Sum of proper divisors (its aliquot sum) s(n): 18978140406862
• 21829149178802 is a deficient number, because the sum of its proper divisors (18978140406862) is less than itself. Its deficiency is 2851008771940

Bases of 21829149178802

• Binary: 100111101101001111110101011101011101110110010₂
• Hexadecimal: 0x13DA7EAEBBB2
• Base-36: 7QK67T4MQ

Squares and roots of 21829149178802

• 21829149178802 squared (21829149178802²) is 476511753870392030966155204
• 21829149178802 cubed (21829149178802³) is 10401846160689368947906651826051878785608
• The square root of 21829149178802 is 4672167.5032903091
• The cube root of 21829149178802 is 27947.6697670195

Scales and comparisons

• 21,829,149,178,802 seconds is equal to 694,099 years, 21 weeks, 6 days, 13 hours, 40 minutes, 2 seconds.
• To count from 1 to 21,829,149,178,802 would take you about one million, seven hundred thirty-five thousand, two hundred forty-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 21829149178802 cubic inches would be around 2329 feet tall.

Recreational maths with 21829149178802

• 21829149178802 backwards is 20887194192812
• 21829149178802 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21829149178802's digits is 62
• More coming soon!