18198249277909690

Names of 18198249277909690

• Cardinal: 18198249277909690 can be written as Eighteen quadrillion, one hundred ninety-eight trillion, two hundred forty-nine billion, two hundred seventy-seven million, nine hundred nine thousand, six hundred ninety.

Scientific notation

• Scientific notation: 1.819824927790969 × 10¹⁶

Factors of 18198249277909690

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1027

Divisors of 18198249277909690

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 5 10 11 22 55 110 121 242 605 1009 1210 1331 2018 2662 5045 6655 10090 11099 13310 14641 22198 29282 55495 73205 110990 122089 146410 161051 244178 322102 610445 805255 1018081 1220890 1342979 1610510 1771561 2036162 2685958 3543122 5090405 6714895 8857805 10180810 11198891 13429790 14772769 17715610 22397782 29545538 55994455 73863845 111988910 123187801 147727690 162500459 246375602 325000918 615939005 812502295 1027243729 1231878010 1355065811 1625004590 1787505049 2054487458 2710131622 3575010098 5136218645 6775329055 8937525245 10272437290 11299681019 13550658110 14905723921 17875050490 22599362038 29811447842 56498405095 74528619605 112996810190 124296491209 149057239210 163962963131 248592982418 327925926262 621482456045 819814815655 1242964912090 1367261403299 1639629631310 1803592594441 2734522806598 3607185188882 6836307016495 9017962972205 13672614032990 15039875436289 18035925944410 30079750872578 75199377181445 150398754362890 165438629799179 330877259598358 827193148995895 1654386297991790 1819824927790969 3639649855581938 9099124638954845 18198249277909690
• Sum of all divisors σ(n): 36068278280434920
• Sum of proper divisors (its aliquot sum) s(n): 17870029002525230
• 18198249277909690 is a deficient number, because the sum of its proper divisors (17870029002525230) is less than itself. Its deficiency is 328220275384460

Bases of 18198249277909690

• Binary: 1000000101001110011011000010111101111100110101010111010₂
• Hexadecimal: 0x40A73617BE6ABA
• Base-36: 4Z6QOAZ70SA

Squares and roots of 18198249277909690

• 18198249277909690 squared (18198249277909690²) is 331176276780940553499415795896100
• 18198249277909690 cubed (18198249277909690³) is 6026828439789571062325577139701464947488423209000
• The square root of 18198249277909690 is 134900886.8685068727
• The cube root of 18198249277909690 is 263032.7768713027

Scales and comparisons

• 18,198,249,277,909,690 seconds is equal to 578,648,036 years, 8 weeks, 23 hours, 48 minutes, 10 seconds.
• To count from 1 to 18,198,249,277,909,690 would take you about one billion, seven hundred thirty-five million, nine hundred forty-four thousand, one hundred 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 18198249277909690 cubic inches would be around 21919.4 feet tall.

Recreational maths with 18198249277909690

• 18198249277909690 backwards is 09690977294289181
• The number of decimal digits it has is: 17
• The sum of 18198249277909690's digits is 91
• More coming soon!