18990790524

Names of 18990790524

• Cardinal: 18990790524 can be written as Eighteen billion, nine hundred ninety million, seven hundred ninety thousand, five hundred twenty-four.

Scientific notation

• Scientific notation: 1.8990790524 × 10¹⁰

Factors of 18990790524

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 537853

Divisors of 18990790524

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 54 81 108 109 162 218 324 327 436 654 981 1308 1962 2943 3924 5886 8829 11772 17658 35316 537739 1075478 1613217 2150956 3226434 4839651 6452868 9679302 14518953 19358604 29037906 43556859 58075812 58613551 87113718 117227102 174227436 175840653 234454204 351681306 527521959 703362612 1055043918 1582565877 2110087836 3165131754 4747697631 6330263508 9495395262 18990790524
• Sum of all divisors σ(n): 50101235800
• Sum of proper divisors (its aliquot sum) s(n): 31110445276
• 18990790524 is an abundant number, because the sum of its proper divisors (31110445276) is greater than itself. Its abundance is 12119654752

Bases of 18990790524

• Binary: 10001101011111100000111011101111100₂
• Hexadecimal: 0x46BF0777C
• Base-36: 8Q2MJR0

Squares and roots of 18990790524

• 18990790524 squared (18990790524²) is 360650124726448194576
• 18990790524 cubed (18990790524³) is 6849030971134450465730808997824
• The square root of 18990790524 is 137807.0771912677
• The cube root of 18990790524 is 2667.9704460463

Scales and comparisons

• 18,990,790,524 seconds is equal to 603 years, 44 weeks, 19 hours, 35 minutes, 24 seconds.
• To count from 1 to 18,990,790,524 would take you about one thousand, two hundred 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 18990790524 cubic inches would be around 222.3 feet tall.

Recreational maths with 18990790524

• 18990790524 backwards is 42509709981
• 18990790524 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18990790524's digits is 54
• More coming soon!