428943038172

Names of 428943038172

• Cardinal: 428943038172 can be written as Four hundred twenty-eight billion, nine hundred forty-three million, thirty-eight thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 4.28943038172 × 10¹¹

Factors of 428943038172

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4806

Divisors of 428943038172

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 11 12 22 33 44 66 132 151 302 453 604 906 1661 1812 3322 4639 4983 6644 9278 9966 13917 18556 19932 27834 51029 55668 102058 153087 204116 306174 612348 700489 1400978 2101467 2801956 4202934 7705379 8405868 15410758 21520321 23116137 30821516 43040642 46232274 64560963 86081284 92464548 129121926 236723531 258243852 473447062 710170593 946894124 1420341186 2840682372 3249568471 6499136942 9748705413 12998273884 19497410826 35745253181 38994821652 71490506362 107235759543 142981012724 214471519086 428943038172
• Sum of all divisors σ(n): 1099322808192
• Sum of proper divisors (its aliquot sum) s(n): 670379770020
• 428943038172 is an abundant number, because the sum of its proper divisors (670379770020) is greater than itself. Its abundance is 241436731848

Bases of 428943038172

• Binary: 110001111011110111111110101011011011100₂
• Hexadecimal: 0x63DEFF56DC
• Base-36: 5H1XLYHO

Squares and roots of 428943038172

• 428943038172 squared (428943038172²) is 183992129996225849101584
• 428943038172 cubed (428943038172³) is 78922143240318690607113857617664448
• The square root of 428943038172 is 654937.4307306005
• The cube root of 428943038172 is 7541.6529137077

Scales and comparisons

• 428,943,038,172 seconds is equal to 13,639 years, 3 weeks, 1 day, 11 hours, 56 minutes, 12 seconds.
• To count from 1 to 428,943,038,172 would take you about twenty-seven thousand, two hundred seventy-eight 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 428943038172 cubic inches would be around 628.5 feet tall.

Recreational maths with 428943038172

• 428943038172 backwards is 271830349824
• The number of decimal digits it has is: 12
• The sum of 428943038172's digits is 51
• More coming soon!