7228389105

Names of 7228389105

• Cardinal: 7228389105 can be written as Seven billion, two hundred twenty-eight million, three hundred eighty-nine thousand, one hundred five.

Scientific notation

• Scientific notation: 7.228389105 × 10⁹

Factors of 7228389105

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 118

Divisors of 7228389105

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 7 9 15 21 27 35 45 49 63 103 105 135 147 189 245 309 315 441 515 721 735 927 945 1323 1545 2163 2205 2781 3605 4635 5047 6489 6615 10609 10815 13905 15141 19467 25235 31827 32445 45423 53045 74263 75705 95481 97335 136269 159135 222789 227115 286443 371315 477405 519841 668367 681345 1092727 1113945 1432215 1559523 2005101 2599205 3278181 3341835 4678569 5463635 7649089 7797615 9834543 10025505 14035707 16390905 22947267 23392845 29503629 38245445 49172715 53543623 68841801 70178535 114736335 147518145 160630869 206525403 267718115 344209005 481892607 803154345 1032627015 1445677821 2409463035 7228389105
• Sum of all divisors σ(n): 15095059200
• Sum of proper divisors (its aliquot sum) s(n): 7866670095
• 7228389105 is an abundant number, because the sum of its proper divisors (7866670095) is greater than itself. Its abundance is 638280990

Bases of 7228389105

• Binary: 110101110110110000111011011110001₂
• Hexadecimal: 0x1AED876F1
• Base-36: 3BJLGQ9

Squares and roots of 7228389105

• 7228389105 squared (7228389105²) is 52249609053282701025
• 7228389105 cubed (7228389105³) is 377680504821258040574082332625
• The square root of 7228389105 is 85019.9335744271
• The cube root of 7228389105 is 1933.5133464139

Scales and comparisons

• 7,228,389,105 seconds is equal to 229 years, 43 weeks, 4 days, 21 hours, 51 minutes, 45 seconds.
• To count from 1 to 7,228,389,105 would take you about four hundred fifty-nine 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 7228389105 cubic inches would be around 161.1 feet tall.

Recreational maths with 7228389105

• 7228389105 backwards is 5019838227
• 7228389105 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 7228389105's digits is 45
• More coming soon!