428508789192011979

Names of 428508789192011979

• Cardinal: 428508789192011979 can be written as Four hundred twenty-eight quadrillion, five hundred eight trillion, seven hundred eighty-nine billion, one hundred ninety-two million, eleven thousand, nine hundred seventy-nine.

Scientific notation

• Scientific notation: 4.28508789192011979 × 10¹⁷

Factors of 428508789192011979

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 534874802

Divisors of 428508789192011979

• Number of divisors d(n): 36
• Complete list of divisors:
  1 3 9 11 33 99 121 363 1089 736679 2210037 6630111 8103469 24310407 72931221 89138159 267414477 534138109 802243431 1602414327 4807242981 5875519199 17626557597 52879672791 64630711189 193892133567 581676400701 393488328000011 1180464984000033 3541394952000099 4328371608000121 12985114824000363 38955344472001089 47612087688001331 142836263064003993 428508789192011979
• Sum of all divisors σ(n): 680342243910529200
• Sum of proper divisors (its aliquot sum) s(n): 251833454718517221
• 428508789192011979 is a deficient number, because the sum of its proper divisors (251833454718517221) is less than itself. Its deficiency is 176675334473494758

Bases of 428508789192011979

• Binary: 10111110010010111100111100100110010111011000011000011001011₂
• Hexadecimal: 0x5F25E7932EC30CB
• Base-36: 3979OS5FUMKR

Squares and roots of 428508789192011979

• 428508789192011979 squared (428508789192011979²) is 183619782414804162226435462079496441
• 428508789192011979 cubed (428508789192011979³) is 78682690634268425032825349728875360852383515959866739
• The square root of 428508789192011979 is 654605827.3434571091
• The cube root of 428508789192011979 is 753910.7073840259

Scales and comparisons

• 428,508,789,192,011,979 seconds is equal to 13,625,254,031 years, 30 weeks, 6 days, 3 hours, 19 minutes, 39 seconds.
• To count from 1 to 428,508,789,192,011,979 would take you about forty billion, eight hundred seventy-five million, seven hundred sixty-two thousand and ninety-four 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 428508789192011979 cubic inches would be around 62825.9 feet tall.

Recreational maths with 428508789192011979

• 428508789192011979 backwards is 979110291987805824
• The number of decimal digits it has is: 18
• The sum of 428508789192011979's digits is 90
• More coming soon!