12742324128

Names of 12742324128

• Cardinal: 12742324128 can be written as Twelve billion, seven hundred forty-two million, three hundred twenty-four thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.2742324128 × 10¹⁰

Factors of 12742324128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 79995

Divisors of 12742324128

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 144 288 557 1114 1671 2228 3342 4456 5013 6684 8912 10026 13368 17824 20052 26736 40104 53472 79433 80208 158866 160416 238299 317732 476598 635464 714897 953196 1270928 1429794 1906392 2541856 2859588 3812784 5719176 7625568 11438352 22876704 44244181 88488362 132732543 176976724 265465086 353953448 398197629 530930172 707906896 796395258 1061860344 1415813792 1592790516 2123720688 3185581032 4247441376 6371162064 12742324128
• Sum of all divisors σ(n): 36301496868
• Sum of proper divisors (its aliquot sum) s(n): 23559172740
• 12742324128 is an abundant number, because the sum of its proper divisors (23559172740) is greater than itself. Its abundance is 10816848612

Bases of 12742324128

• Binary: 1011110111100000000110111110100000₂
• Hexadecimal: 0x2F7806FA0
• Base-36: 5UQG880

Squares and roots of 12742324128

• 12742324128 squared (12742324128²) is 162366824183010960384
• 12742324128 cubed (12742324128³) is 2068930701373914448189495345152
• The square root of 12742324128 is 112881.9034566659
• The cube root of 12742324128 is 2335.6954570303

Scales and comparisons

• 12,742,324,128 seconds is equal to 405 years, 8 weeks, 4 days, 14 hours, 28 minutes, 48 seconds.
• To count from 1 to 12,742,324,128 would take you about eight 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 12742324128 cubic inches would be around 194.6 feet tall.

Recreational maths with 12742324128

• 12742324128 backwards is 82142324721
• 12742324128 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12742324128's digits is 36
• More coming soon!