12729028970

Names of 12729028970

• Cardinal: 12729028970 can be written as Twelve billion, seven hundred twenty-nine million, twenty-eight thousand, nine hundred seventy.

Scientific notation

• Scientific notation: 1.272902897 × 10¹⁰

Factors of 12729028970

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 289167

Divisors of 12729028970

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 7 10 14 17 34 35 37 70 74 85 119 170 185 238 259 370 518 595 629 1190 1258 1295 2590 3145 4403 6290 8806 22015 44030 289099 578198 1445495 2023693 2890990 4047386 4914683 9829366 10118465 10696663 20236930 21393326 24573415 34402781 49146830 53483315 68805562 74876641 106966630 149753282 172013905 181843271 344027810 363686542 374383205 748766410 909216355 1272902897 1818432710 2545805794 6364514485 12729028970
• Sum of all divisors σ(n): 28475193600
• Sum of proper divisors (its aliquot sum) s(n): 15746164630
• 12729028970 is an abundant number, because the sum of its proper divisors (15746164630) is greater than itself. Its abundance is 3017135660

Bases of 12729028970

• Binary: 1011110110101101011001000101101010₂
• Hexadecimal: 0x2F6B5916A
• Base-36: 5UIJ9M2

Squares and roots of 12729028970

• 12729028970 squared (12729028970²) is 162028178519099260900
• 12729028970 cubed (12729028970³) is 2062461378325946190301688273000
• The square root of 12729028970 is 112822.9984090123
• The cube root of 12729028970 is 2334.8828306383

Scales and comparisons

• 12,729,028,970 seconds is equal to 404 years, 38 weeks, 4 days, 17 hours, 22 minutes, 50 seconds.
• To count from 1 to 12,729,028,970 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 12729028970 cubic inches would be around 194.6 feet tall.

Recreational maths with 12729028970

• 12729028970 backwards is 07982092721
• The number of decimal digits it has is: 11
• The sum of 12729028970's digits is 47
• More coming soon!