72990836689747967

Names of 72990836689747967

• Cardinal: 72990836689747967 can be written as Seventy-two quadrillion, nine hundred ninety trillion, eight hundred thirty-six billion, six hundred eighty-nine million, seven hundred forty-seven thousand, nine hundred sixty-seven.

Scientific notation

• Scientific notation: 7.2990836689747967 × 10¹⁶

Factors of 72990836689747967

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 663990598

Divisors of 72990836689747967

• Number of divisors d(n): 16
• Complete list of divisors:
  1 151 557 1307 84107 197357 727999 109927849 663988583 100262276033 369841640731 867833077981 55846087750381 131042794775131 483383024435417 72990836689747967
• Sum of all divisors σ(n): 73662447308631552
• Sum of proper divisors (its aliquot sum) s(n): 671610618883585
• 72990836689747967 is a deficient number, because the sum of its proper divisors (671610618883585) is less than itself. Its deficiency is 72319226070864382

Bases of 72990836689747967

• Binary: 100000011010100001100011101111100110000000011111111111111₂
• Hexadecimal: 0x10350C77CC03FFF
• Base-36: JYP3BGTIPRZ

Squares and roots of 72990836689747967

• 72990836689747967 squared (72990836689747967²) is 5327662240669457957013081980633089
• 72990836689747967 cubed (72990836689747967³) is 388870524546841135313660261544691663918410510680063
• The square root of 72990836689747967 is 270168163.7235371355
• The cube root of 72990836689747967 is 417916.4318827775

Scales and comparisons

• 72,990,836,689,747,967 seconds is equal to 2,320,882,831 years, 13 weeks, 18 hours, 52 minutes, 47 seconds.
• To count from 1 to 72,990,836,689,747,967 would take you about six billion, nine hundred sixty-two million, six hundred forty-eight thousand, four hundred ninety-three 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 72990836689747967 cubic inches would be around 34826.4 feet tall.

Recreational maths with 72990836689747967

• 72990836689747967 backwards is 76974798663809927
• The number of decimal digits it has is: 17
• The sum of 72990836689747967's digits is 107
• More coming soon!