180138713530

Names of 180138713530

• Cardinal: 180138713530 can be written as One hundred eighty billion, one hundred thirty-eight million, seven hundred thirteen thousand, five hundred thirty.

Scientific notation

• Scientific notation: 1.8013871353 × 10¹¹

Factors of 180138713530

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 3731

Divisors of 180138713530

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 10 73 146 193 365 386 421 730 842 965 1930 2105 3037 4210 6074 14089 15185 28178 30370 30733 61466 70445 81253 140890 153665 162506 221701 307330 406265 443402 586141 812530 1108505 1172282 1278577 2217010 2557154 2930705 5861410 5931469 6392885 11862938 12785770 29657345 42788293 59314690 85576586 93336121 186672242 213941465 246765361 427882930 466680605 493530722 933361210 1233826805 2467653610 18013871353 36027742706 90069356765 180138713530
• Sum of all divisors σ(n): 331288358688
• Sum of proper divisors (its aliquot sum) s(n): 151149645158
• 180138713530 is a deficient number, because the sum of its proper divisors (151149645158) is less than itself. Its deficiency is 28989068372

Bases of 180138713530

• Binary: 10100111110001000110101010000110111010₂
• Hexadecimal: 0x29F11AA1BA
• Base-36: 2AR5XSXM

Squares and roots of 180138713530

• 180138713530 squared (180138713530²) is 32449956112243405060900
• 180138713530 cubed (180138713530³) is 5845493348164487269897217303977000
• The square root of 180138713530 is 424427.5126920969
• The cube root of 180138713530 is 5647.6661834251

Scales and comparisons

• 180,138,713,530 seconds is equal to 5,727 years, 44 weeks, 2 days, 19 hours, 32 minutes, 10 seconds.
• To count from 1 to 180,138,713,530 would take you about eleven thousand, four hundred fifty-five 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 180138713530 cubic inches would be around 470.6 feet tall.

Recreational maths with 180138713530

• 180138713530 backwards is 035317831081
• The number of decimal digits it has is: 12
• The sum of 180138713530's digits is 40
• More coming soon!