12790394278390

Names of 12790394278390

• Cardinal: 12790394278390 can be written as Twelve trillion, seven hundred ninety billion, three hundred ninety-four million, two hundred seventy-eight thousand, three hundred ninety.

Scientific notation

• Scientific notation: 1.279039427839 × 10¹³

Factors of 12790394278390

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 2676304

Divisors of 12790394278390

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 10 43 86 215 430 11161 22322 55805 111610 479923 959846 2399615 2665093 4799230 5330186 13325465 26650930 114598999 229197998 572994995 1145989990 29745102973 59490205946 148725514865 297451029730 1279039427839 2558078855678 6395197139195 12790394278390
• Sum of all divisors σ(n): 23560241148576
• Sum of proper divisors (its aliquot sum) s(n): 10769846870186
• 12790394278390 is a deficient number, because the sum of its proper divisors (10769846870186) is less than itself. Its deficiency is 2020547408204

Bases of 12790394278390

• Binary: 10111010000111111110111010000101000111110110₂
• Hexadecimal: 0xBA1FEE851F6
• Base-36: 4J7TQIJNA

Squares and roots of 12790394278390

• 12790394278390 squared (12790394278390²) is 163594185796671648820992100
• 12790394278390 cubed (12790394278390³) is 2092434137991619660985544745163390719000
• The square root of 12790394278390 is 3576366.0716417161
• The cube root of 12790394278390 is 23386.2889204285

Scales and comparisons

• 12,790,394,278,390 seconds is equal to 406,694 years, 50 weeks, 4 days, 19 hours, 33 minutes, 10 seconds.
• To count from 1 to 12,790,394,278,390 would take you about one million, sixteen thousand, seven hundred thirty-seven 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 12790394278390 cubic inches would be around 1948.9 feet tall.

Recreational maths with 12790394278390

• 12790394278390 backwards is 09387249309721
• The number of decimal digits it has is: 14
• The sum of 12790394278390's digits is 64
• More coming soon!