137999207121

Names of 137999207121

• Cardinal: 137999207121 can be written as One hundred thirty-seven billion, nine hundred ninety-nine million, two hundred seven thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 1.37999207121 × 10¹¹

Factors of 137999207121

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 16678

Divisors of 137999207121

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 23 29 47 69 87 89 141 267 667 1081 1363 2001 2047 2581 3243 4089 4183 6141 7743 12549 16487 31349 49461 59363 94047 96209 121307 178089 288627 363921 379201 478123 774889 1137603 1434369 1467343 2324667 2790061 4402029 8370183 10996829 17822447 22471781 32990487 33748889 42552947 53467341 67415343 68965121 101246667 127658841 206895363 516850963 978717781 1550552889 1586197783 1999988509 2936153343 4758593349 5999965527 45999735707 137999207121
• Sum of all divisors σ(n): 205137100800
• Sum of proper divisors (its aliquot sum) s(n): 67137893679
• 137999207121 is a deficient number, because the sum of its proper divisors (67137893679) is less than itself. Its deficiency is 70861313442

Bases of 137999207121

• Binary: 10000000100001011001001100101011010001₂
• Hexadecimal: 0x202164CAD1
• Base-36: 1RE95XOX

Squares and roots of 137999207121

• 137999207121 squared (137999207121²) is 19043781166024657108641
• 137999207121 cubed (137999207121³) is 2628026701497235544528354357832561
• The square root of 137999207121 is 371482.4452393411
• The cube root of 137999207121 is 5167.6393554351

Scales and comparisons

• 137,999,207,121 seconds is equal to 4,387 years, 49 weeks, 2 days, 1 hour, 5 minutes, 21 seconds.
• To count from 1 to 137,999,207,121 would take you about eight thousand, seven hundred seventy-five 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 137999207121 cubic inches would be around 430.6 feet tall.

Recreational maths with 137999207121

• 137999207121 backwards is 121702999731
• The number of decimal digits it has is: 12
• The sum of 137999207121's digits is 51
• More coming soon!