18123083384

Names of 18123083384

• Cardinal: 18123083384 can be written as Eighteen billion, one hundred twenty-three million, eighty-three thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 1.8123083384 × 10¹⁰

Factors of 18123083384

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 19220

Divisors of 18123083384

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 7 8 14 28 41 56 82 164 287 328 421 574 842 1148 1684 2296 2947 3368 5894 11788 17261 18749 23576 34522 37498 69044 74996 120827 131243 138088 149992 241654 262486 483308 524972 768709 966616 1049944 1537418 3074836 5380963 6149672 7893329 10761926 15786658 21523852 31573316 43047704 55253303 63146632 110506606 221013212 323626489 442026424 647252978 1294505956 2265385423 2589011912 4530770846 9061541692 18123083384
• Sum of all divisors σ(n): 39879000000
• Sum of proper divisors (its aliquot sum) s(n): 21755916616
• 18123083384 is an abundant number, because the sum of its proper divisors (21755916616) is greater than itself. Its abundance is 3632833232

Bases of 18123083384

• Binary: 10000111000001110000100111001111000₂
• Hexadecimal: 0x438384E78
• Base-36: 8BQ0KMW

Squares and roots of 18123083384

• 18123083384 squared (18123083384²) is 328446151343416891456
• 18123083384 cubed (18123083384³) is 5952456987950627943331165167104
• The square root of 18123083384 is 134622.0018570517
• The cube root of 18123083384 is 2626.7013434601

Scales and comparisons

• 18,123,083,384 seconds is equal to 576 years, 13 weeks, 2 days, 21 hours, 49 minutes, 44 seconds.
• To count from 1 to 18,123,083,384 would take you about one thousand, one hundred fifty-two 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 18123083384 cubic inches would be around 218.9 feet tall.

Recreational maths with 18123083384

• 18123083384 backwards is 48338032181
• 18123083384 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18123083384's digits is 41
• More coming soon!