12728417004

Names of 12728417004

• Cardinal: 12728417004 can be written as Twelve billion, seven hundred twenty-eight million, four hundred seventeen thousand and four.

Scientific notation

• Scientific notation: 1.2728417004 × 10¹⁰

Factors of 12728417004

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2655

Divisors of 12728417004

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 12 17 18 27 34 36 51 54 68 102 108 153 204 306 459 612 918 1836 2633 5266 7899 10532 15798 23697 31596 44761 47394 71091 89522 94788 134283 142182 179044 268566 284364 402849 537132 805698 1208547 1611396 2417094 4834188 6932689 13865378 20798067 27730756 41596134 62394201 83192268 117855713 124788402 187182603 235711426 249576804 353567139 374365206 471422852 707134278 748730412 1060701417 1414268556 2121402834 3182104251 4242805668 6364208502 12728417004
• Sum of all divisors σ(n): 34954027920
• Sum of proper divisors (its aliquot sum) s(n): 22225610916
• 12728417004 is an abundant number, because the sum of its proper divisors (22225610916) is greater than itself. Its abundance is 9497193912

Bases of 12728417004

• Binary: 1011110110101011000011101011101100₂
• Hexadecimal: 0x2F6AC3AEC
• Base-36: 5UI65F0

Squares and roots of 12728417004

• 12728417004 squared (12728417004²) is 162012599427716336016
• 12728417004 cubed (12728417004³) is 2062163925417985280234632016064
• The square root of 12728417004 is 112820.2863141199
• The cube root of 12728417004 is 2334.8454124449

Scales and comparisons

• 12,728,417,004 seconds is equal to 404 years, 37 weeks, 4 days, 15 hours, 23 minutes, 24 seconds.
• To count from 1 to 12,728,417,004 would take you about eight hundred 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 12728417004 cubic inches would be around 194.6 feet tall.

Recreational maths with 12728417004

• 12728417004 backwards is 40071482721
• 12728417004 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12728417004's digits is 36
• More coming soon!