1200840147

Names of 1200840147

• Cardinal: 1200840147 can be written as One billion, two hundred million, eight hundred forty thousand, one hundred forty-seven.

Scientific notation

• Scientific notation: 1.200840147 × 10⁹

Factors of 1200840147

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 35

Divisors of 1200840147

• Number of divisors d(n): 90
• Complete list of divisors:
  1 3 9 13 19 27 39 57 81 117 169 171 243 247 351 361 507 513 729 741 1053 1083 1521 1539 2187 2223 3159 3211 3249 4563 4617 4693 6561 6669 9477 9633 9747 13689 13851 14079 19683 20007 28431 28899 29241 41067 41553 42237 60021 61009 85293 86697 87723 123201 124659 126711 180063 183027 255879 260091 263169 369603 373977 380133 540189 549081 780273 789507 1108809 1140399 1620567 1647243 2340819 2368521 3326427 3421197 4861701 4941729 7022457 7105563 10263591 14825187 21067371 30790773 44475561 63202113 92372319 133426683 400280049 1200840147
• Sum of all divisors σ(n): 2058501852
• Sum of proper divisors (its aliquot sum) s(n): 857661705
• 1200840147 is a deficient number, because the sum of its proper divisors (857661705) is less than itself. Its deficiency is 343178442

Bases of 1200840147

• Binary: 1000111100100110101110111010011₂
• Hexadecimal: 0x47935DD3
• Base-36: JUY66R

Squares and roots of 1200840147

• 1200840147 squared (1200840147²) is 1442017058646981609
• 1200840147 cubed (1200840147³) is 1731631976682149016457856523
• The square root of 1200840147 is 34653.1405070305
• The cube root of 1200840147 is 1062.9065083871

Scales and comparisons

• 1,200,840,147 seconds is equal to 38 years, 9 weeks, 3 days, 14 hours, 42 minutes, 27 seconds.
• To count from 1 to 1,200,840,147 would take you about seventy-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 1200840147 cubic inches would be around 88.6 feet tall.

Recreational maths with 1200840147

• 1200840147 backwards is 7410480021
• 1200840147 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1200840147's digits is 27
• More coming soon!