21842489339649

Names of 21842489339649

• Cardinal: 21842489339649 can be written as Twenty-one trillion, eight hundred forty-two billion, four hundred eighty-nine million, three hundred thirty-nine thousand, six hundred forty-nine.

Scientific notation

• Scientific notation: 2.1842489339649 × 10¹³

Factors of 21842489339649

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 949892

Divisors of 21842489339649

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 11 17 33 51 79 99 153 173 187 237 519 561 711 869 1343 1557 1683 1903 2607 2941 4029 5709 7821 8823 12087 13667 14773 17127 26469 32351 41001 44319 97053 123003 132957 150337 232339 291159 451011 697017 949609 1353033 2091051 2555729 2848827 7667187 8546481 10445699 16143353 23001561 31337097 48430059 75019111 94011291 145290177 164282357 177576883 225057333 492847071 532730649 675171999 825210221 1275324887 1478541213 1598191947 1807105927 2475630663 2792800069 3825974661 5421317781 7426891989 8378400207 11477923983 12978306203 14028573757 16263953343 25135200621 30720800759 38934918609 42085721271 92162402277 116804755827 126257163813 142761368233 220631205451 276487206831 428284104699 661893616353 1284852314097 1985680849059 2426943259961 7280829779883 21842489339649
• Sum of all divisors σ(n): 37117747929600
• Sum of proper divisors (its aliquot sum) s(n): 15275258589951
• 21842489339649 is a deficient number, because the sum of its proper divisors (15275258589951) is less than itself. Its deficiency is 6567230749698

Bases of 21842489339649

• Binary: 100111101110110011001110100010110111100000001₂
• Hexadecimal: 0x13DD99D16F01
• Base-36: 7QQAU72M9

Squares and roots of 21842489339649

• 21842489339649 squared (21842489339649²) is 477094340552680208083443201
• 21842489339649 cubed (21842489339649³) is 10420928047528787039957599195300688776449
• The square root of 21842489339649 is 4673594.9053858957
• The cube root of 21842489339649 is 27953.3617049857

Scales and comparisons

• 21,842,489,339,649 seconds is equal to 694,523 years, 31 weeks, 13 hours, 54 minutes, 9 seconds.
• To count from 1 to 21,842,489,339,649 would take you about one million, seven hundred thirty-six thousand, three hundred 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 21842489339649 cubic inches would be around 2329.4 feet tall.

Recreational maths with 21842489339649

• 21842489339649 backwards is 94693398424812
• The number of decimal digits it has is: 14
• The sum of 21842489339649's digits is 72
• More coming soon!