491129434169728

Names of 491129434169728

• Cardinal: 491129434169728 can be written as Four hundred ninety-one trillion, one hundred twenty-nine billion, four hundred thirty-four million, one hundred sixty-nine thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 4.91129434169728 × 10¹⁴

Factors of 491129434169728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 133538595

Divisors of 491129434169728

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 8 16 32 59 64 118 128 236 472 487 944 974 1888 1948 3776 3896 7552 7792 15584 28733 31168 57466 62336 114932 229864 459728 919456 1838912 3677824 133538047 267076094 534152188 1068304376 2136608752 4273217504 7878744773 8546435008 15757489546 17092870016 31514979092 63029958184 65033028889 126059916368 130066057778 252119832736 260132115556 504239665472 520264231112 1008479330944 1040528462224 2081056924448 3836948704451 4162113848896 7673897408902 8324227697792 15347794817804 30695589635608 61391179271216 122782358542432 245564717084864 491129434169728
• Sum of all divisors σ(n): 997048481587200
• Sum of proper divisors (its aliquot sum) s(n): 505919047417472
• 491129434169728 is an abundant number, because the sum of its proper divisors (505919047417472) is greater than itself. Its abundance is 14789613247744

Bases of 491129434169728

• Binary: 1101111101010110111111011011101100110000110000000₂
• Hexadecimal: 0x1BEADFB766180
• Base-36: 4U39QWINWG

Squares and roots of 491129434169728

• 491129434169728 squared (491129434169728²) is 241208121107877189176711593984
• 491129434169728 cubed (491129434169728³) is 118464408036854948841267070699184630479716352
• The square root of 491129434169728 is 22161440.2548599715
• The cube root of 491129434169728 is 78897.8776675041

Scales and comparisons

• 491,129,434,169,728 seconds is equal to 15,616,396 years, 43 weeks, 6 days, 55 minutes, 28 seconds.
• To count from 1 to 491,129,434,169,728 would take you about thirty-nine million, forty thousand, nine hundred ninety-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 491129434169728 cubic inches would be around 6574.8 feet tall.

Recreational maths with 491129434169728

• 491129434169728 backwards is 827961434921194
• The number of decimal digits it has is: 15
• The sum of 491129434169728's digits is 70
• More coming soon!