420420906807

Names of 420420906807

• Cardinal: 420420906807 can be written as Four hundred twenty billion, four hundred twenty million, nine hundred six thousand, eight hundred seven.

Scientific notation

• Scientific notation: 4.20420906807 × 10¹¹

Factors of 420420906807

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 8700

Divisors of 420420906807

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 11 33 37 111 127 331 381 407 993 1221 1397 3641 4191 4699 8191 10923 12247 14097 24573 36741 42037 51689 90101 126111 134717 155067 270303 303067 404151 462407 909201 1040257 1387221 1555369 2711221 3120771 3333737 4666107 8133663 10001211 11442827 17109059 29823431 34328481 38489509 51327177 89470293 100315177 115468527 300945531 344325067 423384599 1032975201 1103466947 1270153797 3310400841 3787575737 11362727211 12740027479 38220082437 140140302269 420420906807
• Sum of all divisors σ(n): 634984071168
• Sum of proper divisors (its aliquot sum) s(n): 214563164361
• 420420906807 is a deficient number, because the sum of its proper divisors (214563164361) is less than itself. Its deficiency is 205857742446

Bases of 420420906807

• Binary: 110000111100011000010011110111100110111₂
• Hexadecimal: 0x61E309EF37
• Base-36: 5D4ZR3UF

Squares and roots of 420420906807

• 420420906807 squared (420420906807²) is 176753738880420178935249
• 420420906807 cubed (420420906807³) is 74310967181633944565138584316339943
• The square root of 420420906807 is 648398.7251737931
• The cube root of 420420906807 is 7491.3732324377

Scales and comparisons

• 420,420,906,807 seconds is equal to 13,368 years, 4 weeks, 2 days, 17 hours, 13 minutes, 27 seconds.
• To count from 1 to 420,420,906,807 would take you about twenty-six thousand, seven hundred thirty-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 420420906807 cubic inches would be around 624.3 feet tall.

Recreational maths with 420420906807

• 420420906807 backwards is 708609024024
• The number of decimal digits it has is: 12
• The sum of 420420906807's digits is 42
• More coming soon!