398309345936

Names of 398309345936

• Cardinal: 398309345936 can be written as Three hundred ninety-eight billion, three hundred nine million, three hundred forty-five thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 3.98309345936 × 10¹¹

Factors of 398309345936

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 644

Divisors of 398309345936

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 8 16 41 82 164 328 601 656 1202 1681 2404 3362 4808 6724 9616 13448 24641 26896 49282 68921 98564 137842 197128 275684 361201 394256 551368 722402 1010281 1102736 1444804 2020562 2889608 4041124 5779216 8082248 14809241 16164496 29618482 41421521 59236964 82843042 118473928 165686084 236947856 331372168 607178881 662744336 1214357762 2428715524 4857431048 9714862096 24894334121 49788668242 99577336484 199154672968 398309345936
• Sum of all divisors σ(n): 792335545092
• Sum of proper divisors (its aliquot sum) s(n): 394026199156
• 398309345936 is a deficient number, because the sum of its proper divisors (394026199156) is less than itself. Its deficiency is 4283146780

Bases of 398309345936

• Binary: 101110010111101000101100100101010010000₂
• Hexadecimal: 0x5CBD164A90
• Base-36: 52ZB3MA8

Squares and roots of 398309345936

• 398309345936 squared (398309345936²) is 158650335059964119716096
• 398309345936 cubed (398309345936³) is 63191911190261557863746199771385856
• The square root of 398309345936 is 631117.5373383311
• The cube root of 398309345936 is 7357.6676329829

Scales and comparisons

• 398,309,345,936 seconds is equal to 12,665 years, 1 day, 20 hours, 58 minutes, 56 seconds.
• To count from 1 to 398,309,345,936 would take you about twenty-five thousand, three hundred thirty 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 398309345936 cubic inches would be around 613.1 feet tall.

Recreational maths with 398309345936

• 398309345936 backwards is 639543903893
• The number of decimal digits it has is: 12
• The sum of 398309345936's digits is 62
• More coming soon!