21999320199744741

Names of 21999320199744741

• Cardinal: 21999320199744741 can be written as Twenty-one quadrillion, nine hundred ninety-nine trillion, three hundred twenty billion, one hundred ninety-nine million, seven hundred forty-four thousand, seven hundred forty-one.

Scientific notation

• Scientific notation: 2.1999320199744741 × 10¹⁶

Factors of 21999320199744741

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 188145766

Divisors of 21999320199744741

• Number of divisors d(n): 40
• Complete list of divisors:
  1 3 7 9 21 27 63 81 189 567 206447 619341 1445129 1858023 4335387 5574069 13006161 16722207 39018483 117055449 187939309 563817927 1315575163 1691453781 3946725489 5074361343 11840176467 15223084029 35520529401 106561588203 38799506525123 116398519575369 271596545675861 349195558726107 814789637027583 1047586676178321 2444368911082749 3142760028534963 7333106733248247 21999320199744741
• Sum of all divisors σ(n): 37558104441411840
• Sum of proper divisors (its aliquot sum) s(n): 15558784241667099
• 21999320199744741 is a deficient number, because the sum of its proper divisors (15558784241667099) is less than itself. Its deficiency is 6440535958077642

Bases of 21999320199744741

• Binary: 1001110001010000100001111100001110011100100110011100101₂
• Hexadecimal: 0x4E2843E1CE4CE5
• Base-36: 60M3W6HB9B9

Squares and roots of 21999320199744741

• 21999320199744741 squared (21999320199744741²) is 483970089250896991050201557157081
• 21999320199744741 cubed (21999320199744741³) is 10647012960529523322317823615398743217057840661021
• The square root of 21999320199744741 is 148321678.1180173305
• The cube root of 21999320199744741 is 280201.0469342167

Scales and comparisons

• 21,999,320,199,744,741 seconds is equal to 699,510,333 years, 51 weeks, 2 days, 2 hours, 52 minutes, 21 seconds.
• To count from 1 to 21,999,320,199,744,741 would take you about two billion, ninety-eight million, five hundred thirty-one thousand and one 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 21999320199744741 cubic inches would be around 23350.1 feet tall.

Recreational maths with 21999320199744741

• 21999320199744741 backwards is 14744799102399912
• 21999320199744741 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21999320199744741's digits is 81
• More coming soon!