38307144638

Names of 38307144638

• Cardinal: 38307144638 can be written as Thirty-eight billion, three hundred seven million, one hundred forty-four thousand, six hundred thirty-eight.

Scientific notation

• Scientific notation: 3.8307144638 × 10¹⁰

Factors of 38307144638

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 6478

Divisors of 38307144638

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 7 14 29 49 58 73 98 146 203 406 511 841 1022 1421 1682 2117 2842 3577 4234 5887 6367 7154 11774 12734 14819 29638 41209 44569 61393 82418 89138 103733 122786 184643 207466 311983 369286 429751 464791 623966 859502 929582 1292501 2585002 3008257 3253537 5354647 6016514 6507074 9047507 10709294 13478939 18095014 22774759 26957878 37482529 45549518 74965058 94352573 188705146 262377703 390889231 524755406 660468011 781778462 1320936022 2736224617 5472449234 19153572319 38307144638
• Sum of all divisors σ(n): 70185765312
• Sum of proper divisors (its aliquot sum) s(n): 31878620674
• 38307144638 is a deficient number, because the sum of its proper divisors (31878620674) is less than itself. Its deficiency is 6428523964

Bases of 38307144638

• Binary: 100011101011010010001010001110111110₂
• Hexadecimal: 0x8EB48A3BE
• Base-36: HLJ31Z2

Squares and roots of 38307144638

• 38307144638 squared (38307144638²) is 1467437330316652151044
• 38307144638 cubed (38307144638³) is 56213334059640576289976330702072
• The square root of 38307144638 is 195722.1107539973
• The cube root of 38307144638 is 3371.0091175637

Scales and comparisons

• 38,307,144,638 seconds is equal to 1,218 years, 2 weeks, 3 days, 17 hours, 30 minutes, 38 seconds.
• To count from 1 to 38,307,144,638 would take you about two thousand, four hundred thirty-six 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 38307144638 cubic inches would be around 280.9 feet tall.

Recreational maths with 38307144638

• 38307144638 backwards is 83644170383
• The number of decimal digits it has is: 11
• The sum of 38307144638's digits is 47
• More coming soon!