18356429837715399

Names of 18356429837715399

• Cardinal: 18356429837715399 can be written as Eighteen quadrillion, three hundred fifty-six trillion, four hundred twenty-nine billion, eight hundred thirty-seven million, seven hundred fifteen thousand, three hundred ninety-nine.

Scientific notation

• Scientific notation: 1.8356429837715399 × 10¹⁶

Factors of 18356429837715399

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 73

Divisors of 18356429837715399

• Number of divisors d(n): 224
• Complete list of divisors:
  1 3 9 17 27 51 53 81 153 159 243 289 459 477 729 867 901 1377 1431 2187 2601 2703 4131 4293 4913 6561 7803 8109 12393 12879 14739 15317 19683 23409 24327 37179 38637 44217 45951 59049 70227 72981 83521 111537 115911 132651 137853 177147 210681 218943 250563 260389 334611 347733 397953 413559 531441 632043 656829 751689 781167 1003833 1043199 1193859 1240677 1419857 1594323 1896129 1970487 2255067 2343501 3011499 3129597 3581577 3722031 4259571 4426613 4782969 5688387 5911461 6765201 7030503 9034497 9388791 10744731 11166093 12778713 13279839 14348907 17065161 17734383 20295603 21091509 24137569 27103491 28166373 32234193 33498279 38336139 39839517 51195483 53203149 60886809 63274527 72412707 75252421 81310473 84499119 96702579 100494837 115008417 119518551 153586449 159609447 182660427 189823581 217238121 225757263 243931419 253497357 290107737 301484511 345025251 358555653 460759347 478828341 547981281 569470743 651714363 677271789 760492071 870323211 904453533 1035075753 1075666959 1279291157 1382278041 1436485023 1643943843 1708412229 1955143089 2031815367 2610969633 2713360599 3105227259 3227000877 3837873471 4146834123 4309455069 4931831529 5125236687 5865429267 6095446101 7832908899 8140081797 9315681777 9681002631 11513620413 12928365207 14795494587 15375710061 17596287801 18286338303 23498726697 24420245391 27947045331 29043007893 34540861239 44386483761 46127130183 52788863403 54859014909 70496180091 73260736173 83841135993 87129023679 103622583717 133159451283 138381390549 158366590209 164577044727 219782208519 251523407979 261387071037 310867751151 399478353849 415144171647 475099770627 493731134181 754570223937 784161213111 932603253453 1198435061547 1245432514941 1425299311881 1481193402543 2263710671811 2352483639333 2797809760359 3736297544823 4275897935643 4443580207629 6791132015433 7057450917999 8393429281077 12827693806929 13330740622887 20373396046299 21172352753997 25180287843231 38483081420787 39992221868661 63517058261991 75540863529693 115449244262361 119976665605983 226622590589079 346347732787083 359929996817949 679867771767237 1079789990453847 2039603315301711 6118809945905133 18356429837715399
• Sum of all divisors σ(n): 29807550987900480
• Sum of proper divisors (its aliquot sum) s(n): 11451121150185081
• 18356429837715399 is a deficient number, because the sum of its proper divisors (11451121150185081) is less than itself. Its deficiency is 6905308687530318

Bases of 18356429837715399

• Binary: 1000001001101110001001101011111110100100100011111000111₂
• Hexadecimal: 0x4137135FD247C7
• Base-36: 50QT7G8EHFR

Squares and roots of 18356429837715399

• 18356429837715399 squared (18356429837715399²) is 336958516386968189667431721729201
• 18356429837715399 cubed (18356429837715399³) is 6185355364278056100445839419830077456863585666199
• The square root of 18356429837715399 is 135485902.7268719165
• The cube root of 18356429837715399 is 263792.6796616833

Scales and comparisons

• 18,356,429,837,715,399 seconds is equal to 583,677,688 years, 35 weeks, 6 hours, 16 minutes, 39 seconds.
• To count from 1 to 18,356,429,837,715,399 would take you about one billion, seven hundred fifty-one million, thirty-three thousand and sixty-six 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 18356429837715399 cubic inches would be around 21982.7 feet tall.

Recreational maths with 18356429837715399

• 18356429837715399 backwards is 99351773892465381
• The number of decimal digits it has is: 17
• The sum of 18356429837715399's digits is 90
• More coming soon!