388145380368

Names of 388145380368

• Cardinal: 388145380368 can be written as Three hundred eighty-eight billion, one hundred forty-five million, three hundred eighty thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 3.88145380368 × 10¹¹

Factors of 388145380368

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 537

Divisors of 388145380368

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 48 101 202 303 404 431 606 808 862 1212 1293 1616 1724 2424 2586 3448 4848 5172 6896 10344 20688 43531 87062 130593 174124 185761 261186 348248 371522 522372 557283 696496 743044 1044744 1114566 1486088 2089488 2229132 2972176 4458264 8916528 18761861 37523722 56285583 75047444 80062991 112571166 150094888 160125982 225142332 240188973 300189776 320251964 450284664 480377946 640503928 900569328 960755892 1281007856 1921511784 3843023568 8086362091 16172724182 24259086273 32345448364 48518172546 64690896728 97036345092 129381793456 194072690184 388145380368
• Sum of all divisors σ(n): 1014991679232
• Sum of proper divisors (its aliquot sum) s(n): 626846298864
• 388145380368 is an abundant number, because the sum of its proper divisors (626846298864) is greater than itself. Its abundance is 238700918496

Bases of 388145380368

• Binary: 101101001011111010001000111110000010000₂
• Hexadecimal: 0x5A5F447C10
• Base-36: 4YB7QK9C

Squares and roots of 388145380368

• 388145380368 squared (388145380368²) is 150656836301019399815424
• 388145380368 cubed (388145380368³) is 58476755031098685087504817473196032
• The square root of 388145380368 is 623013.1462240585
• The cube root of 388145380368 is 7294.5438705303

Scales and comparisons

• 388,145,380,368 seconds is equal to 12,341 years, 42 weeks, 5 days, 9 hours, 12 minutes, 48 seconds.
• To count from 1 to 388,145,380,368 would take you about twenty-four thousand, six hundred eighty-three 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 388145380368 cubic inches would be around 607.9 feet tall.

Recreational maths with 388145380368

• 388145380368 backwards is 863083541883
• The number of decimal digits it has is: 12
• The sum of 388145380368's digits is 57
• More coming soon!