18072711111

Names of 18072711111

• Cardinal: 18072711111 can be written as Eighteen billion, seventy-two million, seven hundred eleven thousand, one hundred eleven.

Scientific notation

• Scientific notation: 1.8072711111 × 10¹⁰

Factors of 18072711111

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 811

Divisors of 18072711111

• Number of divisors d(n): 108
• Complete list of divisors:
  1 3 7 13 21 31 39 49 91 93 147 169 217 273 403 507 637 651 757 961 1183 1209 1519 1911 2271 2821 2883 3549 4557 5239 5299 6727 8281 8463 9841 12493 15717 15897 19747 20181 23467 24843 29523 36673 37093 37479 47089 59241 68887 70401 87451 110019 111279 127933 141267 162409 164269 206661 256711 262353 305071 383799 482209 487227 492807 612157 727477 770133 895531 915213 1136863 1149883 1446627 1836471 2135497 2182431 2686593 3410589 3449649 3965923 5092339 6268717 6406491 7958041 9457201 11897769 14948479 15277017 18806151 23874123 27761461 28371603 35646373 44845437 66200407 83284383 106939119 122943613 194330227 198601221 368830839 463402849 582990681 860605291 1390208547 2581815873 6024237037 18072711111
• Sum of all divisors σ(n): 31405404456
• Sum of proper divisors (its aliquot sum) s(n): 13332693345
• 18072711111 is a deficient number, because the sum of its proper divisors (13332693345) is less than itself. Its deficiency is 4740017766

Bases of 18072711111

• Binary: 10000110101001101111010111111000111₂
• Hexadecimal: 0x43537AFC7
• Base-36: 8AW0X53

Squares and roots of 18072711111

• 18072711111 squared (18072711111²) is 326622886901662854321
• 18072711111 cubed (18072711111³) is 5902961077214578631663111060631
• The square root of 18072711111 is 134434.7838581965
• The cube root of 18072711111 is 2624.2654869363

Scales and comparisons

• 18,072,711,111 seconds is equal to 574 years, 34 weeks, 21 hours, 31 minutes, 51 seconds.
• To count from 1 to 18,072,711,111 would take you about one thousand, one hundred forty-nine 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 18072711111 cubic inches would be around 218.7 feet tall.

Recreational maths with 18072711111

• 18072711111 backwards is 11111727081
• The number of decimal digits it has is: 11
• The sum of 18072711111's digits is 30
• More coming soon!