21306848688742032

Names of 21306848688742032

• Cardinal: 21306848688742032 can be written as Twenty-one quadrillion, three hundred six trillion, eight hundred forty-eight billion, six hundred eighty-eight million, seven hundred forty-two thousand and thirty-two.

Scientific notation

• Scientific notation: 2.1306848688742032 × 10¹⁶

Factors of 21306848688742032

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 274164600

Divisors of 21306848688742032

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 48 52 72 78 104 117 144 156 208 234 312 468 624 936 1872 41521 83042 124563 166084 249126 332168 373689 498252 539773 664336 747378 996504 1079546 1494756 1619319 1993008 2159092 2989512 3238638 4318184 4857957 5979024 6477276 8636368 9715914 12954552 19431828 25909104 38863656 77727312 274123061 548246122 822369183 1096492244 1644738366 2192984488 2467107549 3289476732 3563599793 4385968976 4934215098 6578953464 7127199586 9868430196 10690799379 13157906928 14254399172 19736860392 21381598758 28508798344 32072398137 39473720784 42763197516 57017596688 64144796274 85526395032 128289592548 171052790064 256579185096 513158370192 11381863615781 22763727231562 34145590847343 45527454463124 68291181694686 91054908926248 102436772542029 136582363389372 147964227005153 182109817852496 204873545084058 273164726778744 295928454010306 409747090168116 443892681015459 546329453557488 591856908020612 819494180336232 887785362030918 1183713816041224 1331678043046377 1638988360672464 1775570724061836 2367427632082448 2663356086092754 3551141448123672 5326712172185508 7102282896247344 10653424344371016 21306848688742032
• Sum of all divisors σ(n): 64218021356813688
• Sum of proper divisors (its aliquot sum) s(n): 42911172668071656
• 21306848688742032 is an abundant number, because the sum of its proper divisors (42911172668071656) is greater than itself. Its abundance is 21604323979329624

Bases of 21306848688742032

• Binary: 1001011101100100111011101001011011000000001111010010000₂
• Hexadecimal: 0x4BB2774B601E90
• Base-36: 5TSNB5QQV80

Squares and roots of 21306848688742032

• 21306848688742032 squared (21306848688742032²) is 453981801044948048435858643489024
• 21306848688742032 cubed (21306848688742032³) is 9672921542307297378636720080454527817745959456768
• The square root of 21306848688742032 is 145968656.5285233829
• The cube root of 21306848688742032 is 277229.6907941873

Scales and comparisons

• 21,306,848,688,742,032 seconds is equal to 677,491,881 years, 46 weeks, 2 days, 14 hours, 7 minutes, 12 seconds.
• To count from 1 to 21,306,848,688,742,032 would take you about two billion, thirty-two million, four hundred seventy-five thousand, six hundred forty-five 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 21306848688742032 cubic inches would be around 23102.5 feet tall.

Recreational maths with 21306848688742032

• 21306848688742032 backwards is 23024788684860312
• 21306848688742032 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21306848688742032's digits is 72
• More coming soon!