428365387160984732

Names of 428365387160984732

• Cardinal: 428365387160984732 can be written as Four hundred twenty-eight quadrillion, three hundred sixty-five trillion, three hundred eighty-seven billion, one hundred sixty million, nine hundred eighty-four thousand, seven hundred thirty-two.

Scientific notation

• Scientific notation: 4.28365387160984732 × 10¹⁷

Factors of 428365387160984732

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 21296333856

Divisors of 428365387160984732

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 29 58 59 116 118 236 1711 2939 3422 5878 6844 11756 85231 170462 173401 340924 346802 693604 5028629 10057258 20114516 21296330827 42592661654 85185323308 617593593983 1235187187966 1256483518793 2470374375932 2512967037586 5025934075172 36438022044997 62589916300553 72876044089994 125179832601106 145752088179988 250359665202212 1815107572716037 3630215145432074 3692805061732627 7260430290864148 7385610123465254 14771220246930508 107091346790246183 214182693580492366 428365387160984732
• Sum of all divisors σ(n): 788901279192432000
• Sum of proper divisors (its aliquot sum) s(n): 360535892031447268
• 428365387160984732 is a deficient number, because the sum of its proper divisors (360535892031447268) is less than itself. Its deficiency is 67829495129537464

Bases of 428365387160984732

• Binary: 10111110001110111000000110011001111110011011001110010011100₂
• Hexadecimal: 0x5F1DC0CCFCD9C9C
• Base-36: 395UUU613VRW

Squares and roots of 428365387160984732

• 428365387160984732 squared (428365387160984732²) is 183496904917580343074458651937111824
• 428365387160984732 cubed (428365387160984732³) is 78603722717861706825669403870848988277213115840671168
• The square root of 428365387160984732 is 654496285.0627837841
• The cube root of 428365387160984732 is 753826.5983438043

Scales and comparisons

• 428,365,387,160,984,732 seconds is equal to 13,620,694,290 years, 30 weeks, 15 hours, 45 minutes, 32 seconds.
• To count from 1 to 428,365,387,160,984,732 would take you about forty billion, eight hundred sixty-two million, eighty-two thousand, eight hundred seventy-one 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 428365387160984732 cubic inches would be around 62818.9 feet tall.

Recreational maths with 428365387160984732

• 428365387160984732 backwards is 237489061783563824
• The number of decimal digits it has is: 18
• The sum of 428365387160984732's digits is 86
• More coming soon!