72500142819

Names of 72500142819

• Cardinal: 72500142819 can be written as Seventy-two billion, five hundred million, one hundred forty-two thousand, eight hundred nineteen.

Scientific notation

• Scientific notation: 7.2500142819 × 10¹⁰

Factors of 72500142819

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 3076

Divisors of 72500142819

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 13 39 43 53 129 159 307 559 689 921 1677 2067 2279 2657 3991 6837 7971 11973 13201 16271 29627 34541 39603 48813 88881 103623 114251 140821 171613 211523 342753 422463 514839 634569 699653 815699 1485263 1830673 2098959 2447097 4455789 5492019 6055303 9095489 10604087 18165909 27286467 31812261 35075057 43232047 78718939 105225171 129696141 236156817 455975741 562016611 1367927223 1686049833 1858978021 5576934063 24166714273 72500142819
• Sum of all divisors σ(n): 108928157184
• Sum of proper divisors (its aliquot sum) s(n): 36428014365
• 72500142819 is a deficient number, because the sum of its proper divisors (36428014365) is less than itself. Its deficiency is 36072128454

Bases of 72500142819

• Binary: 1000011100001010110000110001011100011₂
• Hexadecimal: 0x10E15862E3
• Base-36: XB0PO83

Squares and roots of 72500142819

• 72500142819 squared (72500142819²) is 5256270708775397266761
• 72500142819 cubed (72500142819³) is 381080377081542658433634741539259
• The square root of 72500142819 is 269258.5055648197
• The cube root of 72500142819 is 4169.7781957371

Scales and comparisons

• 72,500,142,819 seconds is equal to 2,305 years, 14 weeks, 4 days, 33 minutes, 39 seconds.
• To count from 1 to 72,500,142,819 would take you about four thousand, six 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 72500142819 cubic inches would be around 347.5 feet tall.

Recreational maths with 72500142819

• 72500142819 backwards is 91824100527
• 72500142819 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72500142819's digits is 39
• More coming soon!