421316529921

Names of 421316529921

• Cardinal: 421316529921 can be written as Four hundred twenty-one billion, three hundred sixteen million, five hundred twenty-nine thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 4.21316529921 × 10¹¹

Factors of 421316529921

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 10313

Divisors of 421316529921

• Number of divisors d(n): 45
• Complete list of divisors:
  1 3 7 9 21 27 49 63 81 147 189 441 567 1323 3969 10303 30909 72121 92727 216363 278181 504847 649089 834543 1514541 1947267 4543623 5841801 13630869 40892607 106151809 318455427 743062663 955366281 2229187989 2866098843 5201438641 6687563967 8598296529 15604315923 20062691901 46812947769 60188075703 140438843307 421316529921
• Sum of all divisors σ(n): 732200093361
• Sum of proper divisors (its aliquot sum) s(n): 310883563440
• 421316529921 is a deficient number, because the sum of its proper divisors (310883563440) is less than itself. Its deficiency is 110432966481

Bases of 421316529921

• Binary: 110001000011000011011000000111100000001₂
• Hexadecimal: 0x62186C0F01
• Base-36: 5DJSZF29

Squares and roots of 421316529921

• 421316529921 squared (421316529921²) is 177507618384672888266241
• 421316529921 cubed (421316529921³) is 74786893812371484617021216090696961
• 421316529921 is a perfect square number. Its square root is 649089
• The cube root of 421316529921 is 7496.6890862751

Scales and comparisons

• 421,316,529,921 seconds is equal to 13,396 years, 29 weeks, 1 day, 17 hours, 25 minutes, 21 seconds.
• To count from 1 to 421,316,529,921 would take you about twenty-six thousand, seven hundred ninety-three 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 421316529921 cubic inches would be around 624.7 feet tall.

Recreational maths with 421316529921

• 421316529921 backwards is 129925613124
• The number of decimal digits it has is: 12
• The sum of 421316529921's digits is 45
• More coming soon!