138808356232

Names of 138808356232

• Cardinal: 138808356232 can be written as One hundred thirty-eight billion, eight hundred eight million, three hundred fifty-six thousand, two hundred thirty-two.

Scientific notation

• Scientific notation: 1.38808356232 × 10¹¹

Factors of 138808356232

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1851298

Divisors of 138808356232

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 7 8 13 14 26 28 52 56 91 103 104 182 206 364 412 721 728 824 1339 1442 2678 2884 5356 5768 9373 10712 18746 37492 74984 1851173 3702346 7404692 12958211 14809384 24065249 25916422 48130498 51832844 96260996 103665688 168456743 190670819 192521992 336913486 381341638 673826972 762683276 1334695733 1347653944 1525366552 2478720647 2669391466 4957441294 5338782932 9914882588 10677565864 17351044529 19829765176 34702089058 69404178116 138808356232
• Sum of all divisors σ(n): 323437121280
• Sum of proper divisors (its aliquot sum) s(n): 184628765048
• 138808356232 is an abundant number, because the sum of its proper divisors (184628765048) is greater than itself. Its abundance is 45820408816

Bases of 138808356232

• Binary: 10000001010001100111110110110110001000₂
• Hexadecimal: 0x20519F6D88
• Base-36: 1RRMWT54

Squares and roots of 138808356232

• 138808356232 squared (138808356232²) is 19267759759829813237824
• 138808356232 cubed (138808356232³) is 2674526060535051479609903128519168
• The square root of 138808356232 is 372569.9346860935
• The cube root of 138808356232 is 5177.7197149779

Scales and comparisons

• 138,808,356,232 seconds is equal to 4,413 years, 35 weeks, 1 day, 4 hours, 43 minutes, 52 seconds.
• To count from 1 to 138,808,356,232 would take you about eight thousand, eight hundred twenty-seven 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 138808356232 cubic inches would be around 431.5 feet tall.

Recreational maths with 138808356232

• 138808356232 backwards is 232653808831
• The number of decimal digits it has is: 12
• The sum of 138808356232's digits is 49
• More coming soon!