12388182825

Names of 12388182825

• Cardinal: 12388182825 can be written as Twelve billion, three hundred eighty-eight million, one hundred eighty-two thousand, eight hundred twenty-five.

Scientific notation

• Scientific notation: 1.2388182825 × 10¹⁰

Factors of 12388182825

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 347

Divisors of 12388182825

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 15 25 43 75 97 129 199 215 291 485 597 645 995 1075 1455 2425 2985 3225 4171 4975 7275 8557 12513 14925 19303 20855 25671 39601 42785 57909 62565 96515 104275 118803 128355 198005 213925 289545 312825 482575 594015 641775 830029 990025 1447725 1702843 2490087 2970075 3841297 4150145 5108529 8514215 11523891 12450435 19206485 20750725 25542645 42571075 57619455 62252175 96032425 127713225 165175771 288097275 495527313 825878855 2477636565 4129394275 12388182825
• Sum of all divisors σ(n): 21281117088
• Sum of proper divisors (its aliquot sum) s(n): 8892934263
• 12388182825 is a deficient number, because the sum of its proper divisors (8892934263) is less than itself. Its deficiency is 3495248562

Bases of 12388182825

• Binary: 1011100010011001001010101100101001₂
• Hexadecimal: 0x2E264AB29
• Base-36: 5OVLR1L

Squares and roots of 12388182825

• 12388182825 squared (12388182825²) is 153467073705624980625
• 12388182825 cubed (12388182825³) is 1901178166683032490869582765625
• The square root of 12388182825 is 111302.2139267679
• The cube root of 12388182825 is 2313.8535545989

Scales and comparisons

• 12,388,182,825 seconds is equal to 393 years, 47 weeks, 17 hours, 53 minutes, 45 seconds.
• To count from 1 to 12,388,182,825 would take you about seven hundred eighty-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 12388182825 cubic inches would be around 192.8 feet tall.

Recreational maths with 12388182825

• 12388182825 backwards is 52828188321
• The number of decimal digits it has is: 11
• The sum of 12388182825's digits is 48
• More coming soon!