121245148015

Names of 121245148015

• Cardinal: 121245148015 can be written as One hundred twenty-one billion, two hundred forty-five million, one hundred forty-eight thousand and fifteen.

Scientific notation

• Scientific notation: 1.21245148015 × 10¹¹

Factors of 121245148015

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 2971

Divisors of 121245148015

• Number of divisors d(n): 32
• Complete list of divisors:
  1 5 43 215 521 601 1801 2605 3005 9005 22403 25843 77443 112015 129215 313121 387215 938321 1082401 1565605 4691605 5412005 13464203 40347803 46543243 67321015 201739015 232716215 563930921 2819654605 24249029603 121245148015
• Sum of all divisors σ(n): 149494669632
• Sum of proper divisors (its aliquot sum) s(n): 28249521617
• 121245148015 is a deficient number, because the sum of its proper divisors (28249521617) is less than itself. Its deficiency is 92995626398

Bases of 121245148015

• Binary: 1110000111010110001100010001101101111₂
• Hexadecimal: 0x1C3AC6236F
• Base-36: 1JP68AY7

Squares and roots of 121245148015

• 121245148015 squared (121245148015²) is 14700385917179258440225
• 121245148015 cubed (121245148015³) is 1782350466406020720873018154903375
• The square root of 121245148015 is 348202.7398154701
• The cube root of 121245148015 is 4949.4254751355

Scales and comparisons

• 121,245,148,015 seconds is equal to 3,855 years, 11 weeks, 3 days, 7 hours, 46 minutes, 55 seconds.
• To count from 1 to 121,245,148,015 would take you about seven thousand, seven hundred ten 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 121245148015 cubic inches would be around 412.5 feet tall.

Recreational maths with 121245148015

• 121245148015 backwards is 510841542121
• The number of decimal digits it has is: 12
• The sum of 121245148015's digits is 34
• More coming soon!