18198653214

Names of 18198653214

• Cardinal: 18198653214 can be written as Eighteen billion, one hundred ninety-eight million, six hundred fifty-three thousand, two hundred fourteen.

Scientific notation

• Scientific notation: 1.8198653214 × 10¹⁰

Factors of 18198653214

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 168

Divisors of 18198653214

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 14 21 29 42 49 58 87 98 127 147 174 203 254 294 343 381 406 609 686 762 889 1029 1218 1421 1778 2058 2401 2667 2842 3683 4263 4802 5334 6223 7203 7366 8526 9947 11049 12446 14406 16807 18669 19894 22098 25781 29841 33614 37338 43561 50421 51562 59682 69629 77343 87122 100842 117649 130683 139258 154686 180467 208887 235298 261366 304927 352947 360934 417774 487403 541401 609854 705894 823543 914781 974806 1082802 1263269 1462209 1647086 1829562 2134489 2470629 2526538 2924418 3411821 3789807 4268978 4941258 6403467 6823642 7579614 8842883 10235463 12806934 14941423 17685766 20470926 23882747 26528649 29882846 44824269 47765494 53057298 61900181 71648241 89648538 104589961 123800362 143296482 185700543 209179922 313769883 371401086 433301267 627539766 866602534 1299903801 2599807602 3033108869 6066217738 9099326607 18198653214
• Sum of all divisors σ(n): 44273664000
• Sum of proper divisors (its aliquot sum) s(n): 26075010786
• 18198653214 is an abundant number, because the sum of its proper divisors (26075010786) is greater than itself. Its abundance is 7876357572

Bases of 18198653214

• Binary: 10000111100101110010110100100011110₂
• Hexadecimal: 0x43CB9691E
• Base-36: 8CZ0AOU

Squares and roots of 18198653214

• 18198653214 squared (18198653214²) is 331190978803432529796
• 18198653214 cubed (18198653214³) is 6027229770848893282604126164344
• The square root of 18198653214 is 134902.3840189639
• The cube root of 18198653214 is 2630.3472298607

Scales and comparisons

• 18,198,653,214 seconds is equal to 578 years, 34 weeks, 2 days, 13 hours, 26 minutes, 54 seconds.
• To count from 1 to 18,198,653,214 would take you about one thousand, one hundred fifty-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 18198653214 cubic inches would be around 219.2 feet tall.

Recreational maths with 18198653214

• 18198653214 backwards is 41235689181
• The number of decimal digits it has is: 11
• The sum of 18198653214's digits is 48
• More coming soon!