18840493746

Names of 18840493746

• Cardinal: 18840493746 can be written as Eighteen billion, eight hundred forty million, four hundred ninety-three thousand, seven hundred forty-six.

Scientific notation

• Scientific notation: 1.8840493746 × 10¹⁰

Factors of 18840493746

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 140957

Divisors of 18840493746

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 17 18 19 23 34 38 46 51 57 69 102 114 138 153 171 207 306 323 342 391 414 437 646 782 874 969 1173 1311 1938 2346 2622 2907 3519 3933 5814 7038 7429 7866 14858 22287 44574 66861 133722 140893 281786 422679 845358 1268037 2395181 2536074 2676967 3240539 4790362 5353934 6481078 7185543 8030901 9721617 14371086 16061802 19443234 21556629 24092703 29164851 43113258 45508439 48185406 55089163 58329702 61570241 91016878 110178326 123140482 136525317 165267489 184710723 273050634 330534978 369421446 409575951 495802467 554132169 819151902 991604934 1046694097 1108264338 2093388194 3140082291 6280164582 9420246873 18840493746
• Sum of all divisors σ(n): 47475642240
• Sum of proper divisors (its aliquot sum) s(n): 28635148494
• 18840493746 is an abundant number, because the sum of its proper divisors (28635148494) is greater than itself. Its abundance is 9794654748

Bases of 18840493746

• Binary: 10001100010111110110001111010110010₂
• Hexadecimal: 0x462FB1EB2
• Base-36: 8NL560I

Squares and roots of 18840493746

• 18840493746 squared (18840493746²) is 354964204593065112516
• 18840493746 cubed (18840493746³) is 6687700876689507727328484324936
• The square root of 18840493746 is 137260.6780764251
• The cube root of 18840493746 is 2660.9135190321

Scales and comparisons

• 18,840,493,746 seconds is equal to 599 years, 3 weeks, 4 days, 6 hours, 29 minutes, 6 seconds.
• To count from 1 to 18,840,493,746 would take you about one thousand, one hundred ninety-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 18840493746 cubic inches would be around 221.7 feet tall.

Recreational maths with 18840493746

• 18840493746 backwards is 64739404881
• The number of decimal digits it has is: 11
• The sum of 18840493746's digits is 54
• More coming soon!