18042768525

Names of 18042768525

• Cardinal: 18042768525 can be written as Eighteen billion, forty-two million, seven hundred sixty-eight thousand, five hundred twenty-five.

Scientific notation

• Scientific notation: 1.8042768525 × 10¹⁰

Factors of 18042768525

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 402

Divisors of 18042768525

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 15 17 25 41 51 75 79 85 123 205 237 255 257 289 395 425 615 697 771 867 1025 1185 1275 1285 1343 1445 1975 2091 3075 3239 3485 3855 4029 4335 4369 5925 6425 6715 7225 9717 10455 10537 11849 13107 16195 17425 19275 20145 20303 21675 21845 22831 31611 33575 35547 48585 52275 52685 55063 59245 60909 65535 68493 74273 80975 100725 101515 109225 114155 158055 165189 177735 179129 222819 242925 263425 275315 296225 304545 327675 342465 345151 371365 507575 537387 570775 790275 825945 832423 888675 895645 936071 1035453 1114095 1376575 1522725 1712325 1725755 1856825 2497269 2686935 2808213 3045193 4129725 4162115 4478225 4680355 5177265 5570475 5867567 8628775 9135579 12486345 13434675 14041065 14151191 15225965 17602701 20810575 23401775 25886325 29337835 42453573 45677895 62431725 70205325 70755955 76129825 88013505 146689175 212267865 228389475 240570247 353779775 440067525 721710741 1061339325 1202851235 3608553705 6014256175 18042768525
• Sum of all divisors σ(n): 33000387840
• Sum of proper divisors (its aliquot sum) s(n): 14957619315
• 18042768525 is a deficient number, because the sum of its proper divisors (14957619315) is less than itself. Its deficiency is 3085149210

Bases of 18042768525

• Binary: 10000110011011011101100110010001101₂
• Hexadecimal: 0x4336ECC8D
• Base-36: 8AE75AL

Squares and roots of 18042768525

• 18042768525 squared (18042768525²) is 325541496046730675625
• 18042768525 cubed (18042768525³) is 5873669858453364163318734703125
• The square root of 18042768525 is 134323.3729661373
• The cube root of 18042768525 is 2622.8154051021

Scales and comparisons

• 18,042,768,525 seconds is equal to 573 years, 36 weeks, 4 days, 8 hours, 8 minutes, 45 seconds.
• To count from 1 to 18,042,768,525 would take you about one thousand, one hundred forty-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 18042768525 cubic inches would be around 218.6 feet tall.

Recreational maths with 18042768525

• 18042768525 backwards is 52586724081
• The number of decimal digits it has is: 11
• The sum of 18042768525's digits is 48
• More coming soon!