428972392398

Names of 428972392398

• Cardinal: 428972392398 can be written as Four hundred twenty-eight billion, nine hundred seventy-two million, three hundred ninety-two thousand, three hundred ninety-eight.

Scientific notation

• Scientific notation: 4.28972392398 × 10¹¹

Factors of 428972392398

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 5466513

Divisors of 428972392398

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 11 22 29 33 41 58 66 82 87 123 174 246 319 451 638 902 957 1189 1353 1914 2378 2706 3567 7134 13079 26158 39237 78474 5466427 10932854 16399281 32798562 60130697 120261394 158526383 180392091 224123507 317052766 360784182 448247014 475579149 672370521 951158298 1344741042 1743790213 2465358577 3487580426 4930717154 5231370639 6499581703 7396075731 10462741278 12999163406 14792151462 19498745109 38997490218 71495398733 142990797466 214486196199 428972392398
• Sum of all divisors σ(n): 991828696320
• Sum of proper divisors (its aliquot sum) s(n): 562856303922
• 428972392398 is an abundant number, because the sum of its proper divisors (562856303922) is greater than itself. Its abundance is 133883911524

Bases of 428972392398

• Binary: 110001111100000101111110011111111001110₂
• Hexadecimal: 0x63E0BF3FCE
• Base-36: 5H2F34CU

Squares and roots of 428972392398

• 428972392398 squared (428972392398²) is 184017313439663688190404
• 428972392398 cubed (428972392398³) is 78938347188865170747565903226148792
• The square root of 428972392398 is 654959.8402940443
• The cube root of 428972392398 is 7541.8249445795

Scales and comparisons

• 428,972,392,398 seconds is equal to 13,639 years, 51 weeks, 5 days, 5 hours, 53 minutes, 18 seconds.
• To count from 1 to 428,972,392,398 would take you about twenty-seven thousand, two hundred seventy-nine 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 428972392398 cubic inches would be around 628.5 feet tall.

Recreational maths with 428972392398

• 428972392398 backwards is 893293279824
• 428972392398 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 428972392398's digits is 66
• More coming soon!