138443315660

Names of 138443315660

• Cardinal: 138443315660 can be written as One hundred thirty-eight billion, four hundred forty-three million, three hundred fifteen thousand, six hundred sixty.

Scientific notation

• Scientific notation: 1.3844331566 × 10¹¹

Factors of 138443315660

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1059120

Divisors of 138443315660

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 10 13 20 26 52 65 130 260 503 1006 2012 2515 5030 6539 10060 13078 26156 32695 65390 130780 1058597 2117194 4234388 5292985 10585970 13761761 21171940 27523522 55047044 68808805 137617610 275235220 532474291 1064948582 2129897164 2662371455 5324742910 6922165783 10649485820 13844331566 27688663132 34610828915 69221657830 138443315660
• Sum of all divisors σ(n): 313717634496
• Sum of proper divisors (its aliquot sum) s(n): 175274318836
• 138443315660 is an abundant number, because the sum of its proper divisors (175274318836) is greater than itself. Its abundance is 36831003176

Bases of 138443315660

• Binary: 10000000111011110111010101100111001100₂
• Hexadecimal: 0x203BDD59CC
• Base-36: 1RLLKQ18

Squares and roots of 138443315660

• 138443315660 squared (138443315660²) is 19166551650934401235600
• 138443315660 cubed (138443315660³) is 2653480960324005444213264829496000
• The square root of 138443315660 is 372079.7168081055
• The cube root of 138443315660 is 5173.1769119953

Scales and comparisons

• 138,443,315,660 seconds is equal to 4,402 years, 3 weeks, 4 days, 4 hours, 34 minutes, 20 seconds.
• To count from 1 to 138,443,315,660 would take you about eight thousand, eight hundred four 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 138443315660 cubic inches would be around 431.1 feet tall.

Recreational maths with 138443315660

• 138443315660 backwards is 066513344831
• The number of decimal digits it has is: 12
• The sum of 138443315660's digits is 44
• More coming soon!