21364073346447768

Names of 21364073346447768

• Cardinal: 21364073346447768 can be written as Twenty-one quadrillion, three hundred sixty-four trillion, seventy-three billion, three hundred forty-six million, four hundred forty-seven thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 2.1364073346447768 × 10¹⁶

Factors of 21364073346447768

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 982

Divisors of 21364073346447768

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 12 24 977 1954 2931 3908 5862 7816 11724 23448 954529 1909058 2863587 3818116 5727174 7636232 11454348 22908696 932574833 1865149666 2797724499 3730299332 5595448998 7460598664 11190897996 22381795992 911125611841 1822251223682 2733376835523 3644502447364 5466753671046 7289004894728 10933507342092 21867014684184 890169722768657 1780339445537314 2670509168305971 3560678891074628 5341018336611942 7121357782149256 10682036673223884 21364073346447768
• Sum of all divisors σ(n): 53464906914650280
• Sum of proper divisors (its aliquot sum) s(n): 32100833568202512
• 21364073346447768 is an abundant number, because the sum of its proper divisors (32100833568202512) is greater than itself. Its abundance is 10736760221754744

Bases of 21364073346447768

• Binary: 1001011111001101000001011110010110001010011100110011000₂
• Hexadecimal: 0x4BE682F2C53998
• Base-36: 5UCXJSYG3VC

Squares and roots of 21364073346447768

• 21364073346447768 squared (21364073346447768²) is 456423629952399932504183952181824
• 21364073346447768 cubed (21364073346447768³) is 9751067907355006542681361619266178103963654968832
• The square root of 21364073346447768 is 146164542.0286594953
• The cube root of 21364073346447768 is 277477.6578996309

Scales and comparisons

• 21,364,073,346,447,768 seconds is equal to 679,311,448 years, 51 weeks, 6 days, 17 hours, 42 minutes, 48 seconds.
• To count from 1 to 21,364,073,346,447,768 would take you about two billion, thirty-seven million, nine hundred thirty-four thousand, three hundred forty-six 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 21364073346447768 cubic inches would be around 23123.1 feet tall.

Recreational maths with 21364073346447768

• 21364073346447768 backwards is 86774464337046312
• The number of decimal digits it has is: 17
• The sum of 21364073346447768's digits is 75
• More coming soon!