21831432871846

Names of 21831432871846

• Cardinal: 21831432871846 can be written as Twenty-one trillion, eight hundred thirty-one billion, four hundred thirty-two million, eight hundred seventy-one thousand, eight hundred forty-six.

Scientific notation

• Scientific notation: 2.1831432871846 × 10¹³

Factors of 21831432871846

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 6500

Divisors of 21831432871846

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 13 17 26 34 71 142 221 289 442 578 923 1207 1846 2414 3757 6397 7514 12794 15691 20519 31382 41038 83161 108749 166322 217498 266747 454187 533494 908374 1413737 1848733 2827474 3697466 5904431 7721179 11808862 15442358 24033529 40921609 48067058 81843218 100375327 131260043 200750654 262520086 531980917 695667353 1063961834 1391334706 1706380559 2905434239 3412761118 5810868478 9043675589 11826345001 18087351178 23652690002 37770645107 49392382063 75541290214 98784764126 153742485013 307484970026 642100966819 839670495071 1284201933638 1679340990142 10915716435923 21831432871846
• Sum of all divisors σ(n): 37996252002576
• Sum of proper divisors (its aliquot sum) s(n): 16164819130730
• 21831432871846 is a deficient number, because the sum of its proper divisors (16164819130730) is less than itself. Its deficiency is 5666613741116

Bases of 21831432871846

• Binary: 100111101101100000110110011010001111110100110₂
• Hexadecimal: 0x13DB06CD1FA6
• Base-36: 7QL7ZGLGM

Squares and roots of 21831432871846

• 21831432871846 squared (21831432871846²) is 476611461237918087059447716
• 21831432871846 cubed (21831432871846³) is 10405111121968040573642345299840565403736
• The square root of 21831432871846 is 4672411.8902175137
• The cube root of 21831432871846 is 27948.6443304801

Scales and comparisons

• 21,831,432,871,846 seconds is equal to 694,172 years, 1 week, 6 days, 4 hours, 50 minutes, 46 seconds.
• To count from 1 to 21,831,432,871,846 would take you about one million, seven hundred thirty-five thousand, four hundred thirty 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 21831432871846 cubic inches would be around 2329.1 feet tall.

Recreational maths with 21831432871846

• 21831432871846 backwards is 64817823413812
• The number of decimal digits it has is: 14
• The sum of 21831432871846's digits is 58
• More coming soon!