18286985739888

Names of 18286985739888

• Cardinal: 18286985739888 can be written as Eighteen trillion, two hundred eighty-six billion, nine hundred eighty-five million, seven hundred thirty-nine thousand, eight hundred eighty-eight.

Scientific notation

• Scientific notation: 1.8286985739888 × 10¹³

Factors of 18286985739888

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 621

Divisors of 18286985739888

• Number of divisors d(n): 200
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 81 107 108 144 162 214 216 321 324 428 432 509 642 648 856 963 1018 1284 1296 1527 1712 1926 2036 2568 2889 3054 3852 4072 4581 5136 5778 6108 7704 8144 8667 9162 11556 12216 13743 15408 17334 18324 23112 24432 27486 34668 36648 41229 46224 54463 54972 69336 73296 82458 108926 109944 138672 163389 164916 217852 219888 259081 326778 329832 435704 490167 518162 653556 659664 777243 871408 980334 1036324 1307112 1470501 1554486 1960668 2072648 2331729 2614224 2941002 3108972 3921336 4145296 4411503 4663458 5882004 6217944 6995187 7842672 8823006 9326916 11764008 12435888 13990374 17646012 18653832 20985561 23528016 27721667 27980748 35292024 37307664 41971122 55443334 55961496 70584048 83165001 83942244 110886668 111922992 131872229 166330002 167884488 221773336 249495003 263744458 332660004 335768976 395616687 443546672 498990006 527488916 665320008 748485009 791233374 997980012 1054977832 1186850061 1330640016 1496970018 1582466748 1995960024 2109955664 2245455027 2373700122 2993940036 3164933496 3560550183 3991920048 4490910054 4747400244 5987880072 6329866992 7121100366 8981820108 9494800488 10681650549 11975760144 14110328503 14242200732 17963640216 18989600976 21363301098 28220657006 28484401464 35927280432 42330985509 42726602196 56441314012 56968802928 84661971018 85453204392 112882628024 126992956527 169323942036 170906408784 225765256048 253985913054 338647884072 380978869581 507971826108 677295768144 761957739162 1015943652216 1142936608743 1523915478324 2031887304432 2285873217486 3047830956648 4571746434972 6095661913296 9143492869944 18286985739888
• Sum of all divisors σ(n): 53527657336560
• Sum of proper divisors (its aliquot sum) s(n): 35240671596672
• 18286985739888 is an abundant number, because the sum of its proper divisors (35240671596672) is greater than itself. Its abundance is 16953685856784

Bases of 18286985739888

• Binary: 100001010000111000101010010011111111001110000₂
• Hexadecimal: 0x10A1C549FE70
• Base-36: 6HCXB5J00

Squares and roots of 18286985739888

• 18286985739888 squared (18286985739888²) is 334413847450867062794252544
• 18286985739888 cubed (18286985739888³) is 6115421259555086977039683715053766275072
• The square root of 18286985739888 is 4276328.5350739833
• The cube root of 18286985739888 is 26345.9608468553

Scales and comparisons

• 18,286,985,739,888 seconds is equal to 581,469 years, 30 weeks, 1 day, 13 hours, 4 minutes, 48 seconds.
• To count from 1 to 18,286,985,739,888 would take you about one million, four hundred fifty-three thousand, six hundred seventy-three 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 18286985739888 cubic inches would be around 2195.5 feet tall.

Recreational maths with 18286985739888

• 18286985739888 backwards is 88893758968281
• The number of decimal digits it has is: 14
• The sum of 18286985739888's digits is 90
• More coming soon!