18013454433

Names of 18013454433

• Cardinal: 18013454433 can be written as Eighteen billion, thirteen million, four hundred fifty-four thousand, four hundred thirty-three.

Scientific notation

• Scientific notation: 1.8013454433 × 10¹⁰

Factors of 18013454433

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 739

Divisors of 18013454433

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 13 23 27 39 59 69 117 177 207 299 351 531 621 641 767 897 1357 1593 1923 2301 2691 3481 4071 5769 6903 8073 8333 10443 12213 14743 17307 17641 20709 24999 31329 36639 37819 44229 45253 52923 74997 80063 93987 113457 132687 135759 158769 191659 224991 240189 340371 398061 407277 476307 491647 574977 720567 869837 1021113 1040819 1221831 1474941 1724931 2161701 2231321 2609511 3122457 4424823 5174793 6693963 7828533 9367371 11307881 13274469 20081889 23485599 28102113 29007173 33923643 51320383 60245667 87021519 101770929 153961149 261064557 305312787 461883447 667164979 783193671 1385650341 2001494937 6004484811 18013454433
• Sum of all divisors σ(n): 30553447680
• Sum of proper divisors (its aliquot sum) s(n): 12539993247
• 18013454433 is a deficient number, because the sum of its proper divisors (12539993247) is less than itself. Its deficiency is 5473461186

Bases of 18013454433

• Binary: 10000110001101011111000000001100001₂
• Hexadecimal: 0x431AF8061
• Base-36: 89WQUE9

Squares and roots of 18013454433

• 18013454433 squared (18013454433²) is 324484540609767351489
• 18013454433 cubed (18013454433³) is 5845087486486982220778196200737
• The square root of 18013454433 is 134214.2109949613
• The cube root of 18013454433 is 2621.3942054635

Scales and comparisons

• 18,013,454,433 seconds is equal to 572 years, 40 weeks, 1 day, 1 hour, 20 minutes, 33 seconds.
• To count from 1 to 18,013,454,433 would take you about one thousand, one hundred forty-five 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 18013454433 cubic inches would be around 218.4 feet tall.

Recreational maths with 18013454433

• 18013454433 backwards is 33445431081
• The number of decimal digits it has is: 11
• The sum of 18013454433's digits is 36
• More coming soon!