421520842804

Names of 421520842804

• Cardinal: 421520842804 can be written as Four hundred twenty-one billion, five hundred twenty million, eight hundred forty-two thousand, eight hundred four.

Scientific notation

• Scientific notation: 4.21520842804 × 10¹¹

Factors of 421520842804

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 12019

Divisors of 421520842804

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 19 29 38 58 76 116 361 551 722 841 1102 1444 1682 2204 3364 10469 11969 15979 20938 23938 24389 31958 41876 47876 48778 63916 97556 227411 303601 347101 454822 463391 607202 694202 909644 926782 1214404 1388404 1853564 4320809 6594919 8641618 8804429 10065929 13189838 17283236 17608858 20131858 26379676 35217716 40263716 125303461 191252651 250606922 291911941 382505302 501213844 583823882 765010604 1167647764 3633800369 5546326879 7267600738 11092653758 14535201476 22185307516 105380210701 210760421402 421520842804
• Sum of all divisors σ(n): 806399987400
• Sum of proper divisors (its aliquot sum) s(n): 384879144596
• 421520842804 is a deficient number, because the sum of its proper divisors (384879144596) is less than itself. Its deficiency is 36641698208

Bases of 421520842804

• Binary: 110001000100100100110011010000000110100₂
• Hexadecimal: 0x622499A034
• Base-36: 5DN6MJW4

Squares and roots of 421520842804

• 421520842804 squared (421520842804²) is 177679820918194478582416
• 421520842804 cubed (421520842804³) is 74895747862701125750039319494534464
• The square root of 421520842804 is 649246.3652605227
• The cube root of 421520842804 is 7497.9007031389

Scales and comparisons

• 421,520,842,804 seconds is equal to 13,403 years, 3 weeks, 11 hours, 4 seconds.
• To count from 1 to 421,520,842,804 would take you about twenty-six thousand, eight hundred 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 421520842804 cubic inches would be around 624.8 feet tall.

Recreational maths with 421520842804

• 421520842804 backwards is 408248025124
• The number of decimal digits it has is: 12
• The sum of 421520842804's digits is 40
• More coming soon!