18739054425

Names of 18739054425

• Cardinal: 18739054425 can be written as Eighteen billion, seven hundred thirty-nine million, fifty-four thousand, four hundred twenty-five.

Scientific notation

• Scientific notation: 1.8739054425 × 10¹⁰

Factors of 18739054425

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1685

Divisors of 18739054425

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 7 13 15 21 25 35 39 65 75 91 105 175 195 273 325 455 525 975 1365 1657 2275 4971 6825 8285 11599 21541 24855 34797 41425 57995 64623 107705 124275 150787 173985 289975 323115 452361 538525 753935 869925 1615575 2261805 2745649 3769675 8236947 11309025 13728245 19219543 35693437 41184735 57658629 68641225 96097715 107080311 178467185 205923675 249854059 288293145 480488575 535401555 749562177 892335925 1249270295 1441465725 2677007775 3747810885 6246351475 18739054425
• Sum of all divisors σ(n): 38154599616
• Sum of proper divisors (its aliquot sum) s(n): 19415545191
• 18739054425 is an abundant number, because the sum of its proper divisors (19415545191) is greater than itself. Its abundance is 676490766

Bases of 18739054425

• Binary: 10001011100111011110100011101011001₂
• Hexadecimal: 0x45CEF4759
• Base-36: 8LWQYXL

Squares and roots of 18739054425

• 18739054425 squared (18739054425²) is 351152160743112080625
• 18739054425 cubed (18739054425³) is 6580259451621525722706863015625
• The square root of 18739054425 is 136890.6659527961
• The cube root of 18739054425 is 2656.1293708171

Scales and comparisons

• 18,739,054,425 seconds is equal to 595 years, 43 weeks, 6 days, 4 hours, 53 minutes, 45 seconds.
• To count from 1 to 18,739,054,425 would take you about one thousand, one hundred ninety-one 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 18739054425 cubic inches would be around 221.3 feet tall.

Recreational maths with 18739054425

• 18739054425 backwards is 52445093781
• The number of decimal digits it has is: 11
• The sum of 18739054425's digits is 48
• More coming soon!