21330348879

Names of 21330348879

• Cardinal: 21330348879 can be written as Twenty-one billion, three hundred thirty million, three hundred forty-eight thousand, eight hundred seventy-nine.

Scientific notation

• Scientific notation: 2.1330348879 × 10¹⁰

Factors of 21330348879

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1846

Divisors of 21330348879

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 19 21 23 57 69 71 133 161 213 361 399 437 483 497 1083 1311 1349 1491 1633 1723 2527 3059 4047 4899 5169 7581 8303 9177 9443 11431 12061 24909 25631 28329 31027 32737 34293 36183 39629 58121 76893 93081 98211 118887 122333 174363 179417 217189 229159 277403 366999 538251 589513 622003 651567 687477 752951 832209 856331 1768539 1866009 2258853 2324327 2568993 2813659 4126591 4354021 5270657 6972981 8440977 12379773 13062063 14306069 15811971 16270289 19695613 42918207 44162213 48810867 53459521 59086839 100142483 132486639 160378563 300427449 309135491 374216647 927406473 1015730899 1122649941 3047192697 7110116293 21330348879
• Sum of all divisors σ(n): 36320845824
• Sum of proper divisors (its aliquot sum) s(n): 14990496945
• 21330348879 is a deficient number, because the sum of its proper divisors (14990496945) is less than itself. Its deficiency is 6339851934

Bases of 21330348879

• Binary: 10011110111011000110100101101001111₂
• Hexadecimal: 0x4F7634B4F
• Base-36: 9SRJEJ3

Squares and roots of 21330348879

• 21330348879 squared (21330348879²) is 454983783299856556641
• 21330348879 cubed (21330348879³) is 9704962832073274223808154355439
• The square root of 21330348879 is 146049.1317297025
• The cube root of 21330348879 is 2773.3157598049

Scales and comparisons

• 21,330,348,879 seconds is equal to 678 years, 12 weeks, 3 days, 54 minutes, 39 seconds.
• To count from 1 to 21,330,348,879 would take you about one thousand, three hundred fifty-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 21330348879 cubic inches would be around 231.1 feet tall.

Recreational maths with 21330348879

• 21330348879 backwards is 97884303312
• The number of decimal digits it has is: 11
• The sum of 21330348879's digits is 48
• More coming soon!