18438134095549415920401

Names of 18438134095549415920401

• Cardinal: 18438134095549415920401 can be written as Eighteen sextillion, four hundred thirty-eight quintillion, one hundred thirty-four quadrillion, ninety-five trillion, five hundred forty-nine billion, four hundred fifteen million, nine hundred twenty thousand, four hundred one.

Scientific notation

• Scientific notation: 1.8438134095549415920401 × 10²²

Factors of 18438134095549415920401

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1203

Divisors of 18438134095549415920401

• Number of divisors d(n): 125
• Complete list of divisors:
  1 3 9 27 81 113 339 1017 1087 3051 3261 9153 9783 12769 29349 38307 88047 114921 122831 344763 368493 1034289 1105479 1181569 1442897 3316437 3544707 4328691 9949311 10634121 12986073 13879903 31902363 38958219 41639709 95707089 116874657 124919127 133517297 163047361 374757381 400551891 489142083 1124272143 1201655673 1284365503 1467426249 1568429039 3604967019 3853096509 4402278747 4705287117 10814901057 11559289527 13206836241 14115861351 15087454561 34677868581 42347584053 45262363683 104033605743 127042752159 135787091049 145133301839 177232481407 407361273147 435399905517 531697444221 1222083819441 1306199716551 1396105301761 1595092332663 1704882365393 3918599149653 4188315905283 4785276997989 5114647096179 11755797448959 12564947715849 14355830993967 15343941288537 16400063107807 37694843147547 46031823865611 49200189323421 113084529442641 138095471596833 147600567970263 157759899098993 192651707289409 442801703910789 473279697296979 577955121868227 1328405111732367 1419839091890937 1733865365604681 1853207131182191 4259517275672811 5201596096814043 5559621393546573 12778551827018433 15604788290442129 16678864180639719 17826868598186209 50036592541919157 53480605794558627 150109777625757471 160441817383675881 209412405823587583 481325452151027643 628237217470762749 1443976356453082929 1884711652412288247 2014436151595041617 5654134957236864741 6043308454785124851 16962404871710594223 18129925364355374553 54389776093066123659 163169328279198370977 227631285130239702721 682893855390719108163 2048681566172157324489 6146044698516471973467 18438134095549415920401
• Sum of all divisors σ(n): 27814897266016356325181
• Sum of proper divisors (its aliquot sum) s(n): 9376763170466940404780
• 18438134095549415920401 is a deficient number, because the sum of its proper divisors (9376763170466940404780) is less than itself. Its deficiency is 9061370925082475515621

Bases of 18438134095549415920401

• Binary: 11111001111000100010000011001101100111101100100001001111011001001100010001₂
• Hexadecimal: 0x3E78883367B213D9311
• Base-36: 3038ARAX43IB029

Squares and roots of 18438134095549415920401

• 18438134095549415920401 squared (18438134095549415920401²) is 339964788925461877853864826197780077968000801
• 18438134095549415920401 cubed (18438134095549415920401³) is 6268316365972819131091484808843657050954047126705180796907320241201
• 18438134095549415920401 is a perfect square number. Its square root is 135787091049
• The cube root of 18438134095549415920401 is 26418347.9811459081

Scales and comparisons

• 18,438,134,095,549,415,920,401 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 18,438,134,095,549,415,920,401 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 18438134095549415920401 cubic inches would be around 2201529 feet tall.

Recreational maths with 18438134095549415920401

• 18438134095549415920401 backwards is 10402951494559043183481
• The number of decimal digits it has is: 23
• The sum of 18438134095549415920401's digits is 90
• More coming soon!