397668383728

Names of 397668383728

• Cardinal: 397668383728 can be written as Three hundred ninety-seven billion, six hundred sixty-eight million, three hundred eighty-three thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 3.97668383728 × 10¹¹

Factors of 397668383728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 5437

Divisors of 397668383728

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 44 56 77 88 112 121 154 176 242 308 484 616 847 968 1232 1694 1936 3388 5417 6776 10834 13552 21668 37919 43336 59587 75838 86672 119174 151676 238348 303352 417109 476696 606704 655457 834218 953392 1310914 1668436 2621828 3336872 4588199 5243656 6673744 9176398 10487312 18352796 29343889 36705592 58687778 73411184 117375556 205407223 234751112 322782779 410814446 469502224 645565558 821628892 1291131116 1643257784 2259479453 2582262232 3286515568 3550610569 4518958906 5164524464 7101221138 9037917812 14202442276 18075835624 24854273983 28404884552 36151671248 49708547966 56809769104 99417095932 198834191864 397668383728
• Sum of all divisors σ(n): 968057542088
• Sum of proper divisors (its aliquot sum) s(n): 570389158360
• 397668383728 is an abundant number, because the sum of its proper divisors (570389158360) is greater than itself. Its abundance is 172720774632

Bases of 397668383728

• Binary: 101110010010110111000011111101111110000₂
• Hexadecimal: 0x5C96E1FBF0
• Base-36: 52OPHKOG

Squares and roots of 397668383728

• 397668383728 squared (397668383728²) is 158140143416839855177984
• 397668383728 cubed (397668383728³) is 62887335235088824586042489049444352
• The square root of 397668383728 is 630609.5334896231
• The cube root of 397668383728 is 7353.7188438735

Scales and comparisons

• 397,668,383,728 seconds is equal to 12,644 years, 32 weeks, 3 days, 7 hours, 55 minutes, 28 seconds.
• To count from 1 to 397,668,383,728 would take you about twenty-five thousand, two hundred eighty-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 397668383728 cubic inches would be around 612.8 feet tall.

Recreational maths with 397668383728

• 397668383728 backwards is 827383866793
• The number of decimal digits it has is: 12
• The sum of 397668383728's digits is 70
• More coming soon!