18274913325

Names of 18274913325

• Cardinal: 18274913325 can be written as Eighteen billion, two hundred seventy-four million, nine hundred thirteen thousand, three hundred twenty-five.

Scientific notation

• Scientific notation: 1.8274913325 × 10¹⁰

Factors of 18274913325

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 18983

Divisors of 18274913325

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 9 15 25 29 45 75 87 145 149 225 261 435 447 725 745 1305 1341 2175 2235 3725 4321 6525 6705 11175 12963 18797 21605 33525 38889 56391 64815 93985 108025 169173 194445 281955 324075 469925 545113 845865 972225 1409775 1635339 2725565 2800753 4229325 4906017 8176695 8402259 13627825 14003765 24530085 25206777 40883475 42011295 70018825 81221837 122650425 126033885 210056475 243665511 406109185 630169425 730996533 1218327555 2030545925 3654982665 6091637775 18274913325
• Sum of all divisors σ(n): 34090173000
• Sum of proper divisors (its aliquot sum) s(n): 15815259675
• 18274913325 is a deficient number, because the sum of its proper divisors (15815259675) is less than itself. Its deficiency is 2459653650

Bases of 18274913325

• Binary: 10001000001010001010000110000101101₂
• Hexadecimal: 0x441450C2D
• Base-36: 8E8ETD9

Squares and roots of 18274913325

• 18274913325 squared (18274913325²) is 333972457036262555625
• 18274913325 cubed (18274913325³) is 6103317705274984585989866203125
• The square root of 18274913325 is 135184.7377665097
• The cube root of 18274913325 is 2634.0162016463

Scales and comparisons

• 18,274,913,325 seconds is equal to 581 years, 4 weeks, 3 days, 4 hours, 48 minutes, 45 seconds.
• To count from 1 to 18,274,913,325 would take you about one thousand, one hundred sixty-two 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 18274913325 cubic inches would be around 219.5 feet tall.

Recreational maths with 18274913325

• 18274913325 backwards is 52331947281
• 18274913325 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18274913325's digits is 45
• More coming soon!