18036326490

Names of 18036326490

• Cardinal: 18036326490 can be written as Eighteen billion, thirty-six million, three hundred twenty-six thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.803632649 × 10¹⁰

Factors of 18036326490

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 65544

Divisors of 18036326490

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 7 10 13 14 15 21 26 30 35 39 42 65 70 78 91 101 105 130 182 195 202 210 273 303 390 455 505 546 606 707 910 1010 1313 1365 1414 1515 2121 2626 2730 3030 3535 3939 4242 6565 7070 7878 9191 10605 13130 18382 19695 21210 27573 39390 45955 55146 65413 91910 130826 137865 196239 275730 327065 392478 457891 654130 850369 915782 981195 1373673 1700738 1962390 2289455 2551107 2747346 4251845 4578910 5102214 5952583 6606713 6868365 8503690 11905166 12755535 13213426 13736730 17857749 19820139 25511070 29762915 33033565 35715498 39640278 46246991 59525830 66067130 85887269 89288745 92493982 99100695 138740973 171774538 178577490 198201390 231234955 257661807 277481946 429436345 462469910 515323614 601210883 693704865 858872690 1202421766 1288309035 1387409730 1803632649 2576618070 3006054415 3607265298 6012108830 9018163245 18036326490
• Sum of all divisors σ(n): 53804846592
• Sum of proper divisors (its aliquot sum) s(n): 35768520102
• 18036326490 is an abundant number, because the sum of its proper divisors (35768520102) is greater than itself. Its abundance is 17732193612

Bases of 18036326490

• Binary: 10000110011000011001000000001011010₂
• Hexadecimal: 0x4330C805A
• Base-36: 8AAD2L6

Squares and roots of 18036326490

• 18036326490 squared (18036326490²) is 325309073253875720100
• 18036326490 cubed (18036326490³) is 5867380655366229145607455449000
• The square root of 18036326490 is 134299.3912495511
• The cube root of 18036326490 is 2622.5032157631

Scales and comparisons

• 18,036,326,490 seconds is equal to 573 years, 25 weeks, 6 days, 18 hours, 41 minutes, 30 seconds.
• To count from 1 to 18,036,326,490 would take you about one thousand, one hundred forty-six 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 18036326490 cubic inches would be around 218.5 feet tall.

Recreational maths with 18036326490

• 18036326490 backwards is 09462363081
• 18036326490 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18036326490's digits is 42
• More coming soon!