420994849217

Names of 420994849217

• Cardinal: 420994849217 can be written as Four hundred twenty billion, nine hundred ninety-four million, eight hundred forty-nine thousand, two hundred seventeen.

Scientific notation

• Scientific notation: 4.20994849217 × 10¹¹

Factors of 420994849217

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 452

Divisors of 420994849217

• Number of divisors d(n): 96
• Complete list of divisors:
  1 19 23 31 73 83 223 437 529 589 713 1387 1577 1679 1909 2263 2573 4237 5129 6059 6913 10051 13547 16279 16399 18509 31901 36271 38617 42997 43907 48887 52049 59179 97451 115121 117967 131347 139357 158999 187829 309301 311581 351671 374417 425707 504649 573779 733723 834233 988931 1124401 1197127 1351157 1361117 2241373 2647783 3020981 3205211 3568751 3656977 4320067 7113923 8088433 8611591 9588331 9791261 10901801 11606927 13196917 22745413 25671983 25861223 31076611 41885867 60899009 69482563 82081273 99361541 163620229 186033959 220531613 250741423 266959321 303529091 590455609 714762053 795831473 963374941 1887869279 5072227099 5767052729 13580479007 18304123879 22157623643 420994849217
• Sum of all divisors σ(n): 492792545280
• Sum of proper divisors (its aliquot sum) s(n): 71797696063
• 420994849217 is a deficient number, because the sum of its proper divisors (71797696063) is less than itself. Its deficiency is 349197153154

Bases of 420994849217

• Binary: 110001000000101001111111001100111000001₂
• Hexadecimal: 0x62053F99C1
• Base-36: 5DEHGON5

Squares and roots of 420994849217

• 420994849217 squared (420994849217²) is 177236663067244565513089
• 420994849217 cubed (420994849217³) is 74615722243718858589845581794901313
• The square root of 420994849217 is 648841.1586952541
• The cube root of 420994849217 is 7494.7806602979

Scales and comparisons

• 420,994,849,217 seconds is equal to 13,386 years, 17 weeks, 2 days, 13 hours, 40 minutes, 17 seconds.
• To count from 1 to 420,994,849,217 would take you about twenty-six thousand, seven hundred seventy-two 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 420994849217 cubic inches would be around 624.6 feet tall.

Recreational maths with 420994849217

• 420994849217 backwards is 712948499024
• The number of decimal digits it has is: 12
• The sum of 420994849217's digits is 59
• More coming soon!