18379321136

Names of 18379321136

• Cardinal: 18379321136 can be written as Eighteen billion, three hundred seventy-nine million, three hundred twenty-one thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 1.8379321136 × 10¹⁰

Factors of 18379321136

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 942

Divisors of 18379321136

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 8 11 16 22 44 88 121 176 242 484 929 968 1331 1858 1936 2662 3716 5324 7432 10219 10648 14864 20438 21296 40876 81752 112409 163504 224818 449636 863041 899272 1236499 1726082 1798544 2472998 3452164 4945996 6904328 9493451 9891992 13808656 18986902 19783984 37973804 75947608 104427961 151895216 208855922 417711844 835423688 1148707571 1670847376 2297415142 4594830284 9189660568 18379321136
• Sum of all divisors σ(n): 39210459864
• Sum of proper divisors (its aliquot sum) s(n): 20831138728
• 18379321136 is an abundant number, because the sum of its proper divisors (20831138728) is greater than itself. Its abundance is 2451817592

Bases of 18379321136

• Binary: 10001000111011111100010111100110000₂
• Hexadecimal: 0x4477E2F30
• Base-36: 8FYKMY8

Squares and roots of 18379321136

• 18379321136 squared (18379321136²) is 337799445420216330496
• 18379321136 cubed (18379321136³) is 6208524486940860404777494163456
• The square root of 18379321136 is 135570.3549305673
• The cube root of 18379321136 is 2639.0228791319

Scales and comparisons

• 18,379,321,136 seconds is equal to 584 years, 21 weeks, 14 hours, 58 minutes, 56 seconds.
• To count from 1 to 18,379,321,136 would take you about one thousand, one hundred sixty-eight 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 18379321136 cubic inches would be around 219.9 feet tall.

Recreational maths with 18379321136

• 18379321136 backwards is 63112397381
• 18379321136 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18379321136's digits is 44
• More coming soon!