72730741146

Names of 72730741146

• Cardinal: 72730741146 can be written as Seventy-two billion, seven hundred thirty million, seven hundred forty-one thousand, one hundred forty-six.

Scientific notation

• Scientific notation: 7.2730741146 × 10¹⁰

Factors of 72730741146

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 8027

Divisors of 72730741146

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 7 14 21 42 263 526 789 971 1578 1841 1942 2913 3682 5523 5826 6781 6797 11046 13562 13594 20343 20391 40686 40782 47467 94934 142401 255373 284802 510746 766119 1532238 1783403 1787611 3566806 3575222 5350209 5362833 6584351 10700418 10725666 12483821 13168702 19753053 24967642 37451463 39506106 46090457 74902926 92180914 138271371 276542742 1731684313 3463368626 5195052939 10390105878 12121790191 24243580382 36365370573 72730741146
• Sum of all divisors σ(n): 167070283776
• Sum of proper divisors (its aliquot sum) s(n): 94339542630
• 72730741146 is an abundant number, because the sum of its proper divisors (94339542630) is greater than itself. Its abundance is 21608801484

Bases of 72730741146

• Binary: 1000011101111000101110000100110011010₂
• Hexadecimal: 0x10EF17099A
• Base-36: XEU0716

Squares and roots of 72730741146

• 72730741146 squared (72730741146²) is 5289760707646457393316
• 72730741146 cubed (72730741146³) is 384728216752116275557183906580136
• The square root of 72730741146 is 269686.3755290579
• The cube root of 72730741146 is 4174.1943995679

Scales and comparisons

• 72,730,741,146 seconds is equal to 2,312 years, 31 weeks, 5 days, 23 hours, 39 minutes, 6 seconds.
• To count from 1 to 72,730,741,146 would take you about four thousand, six hundred twenty-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 72730741146 cubic inches would be around 347.8 feet tall.

Recreational maths with 72730741146

• 72730741146 backwards is 64114703727
• 72730741146 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72730741146's digits is 42
• More coming soon!