18002190840109218

Names of 18002190840109218

• Cardinal: 18002190840109218 can be written as Eighteen quadrillion, two trillion, one hundred ninety billion, eight hundred forty million, one hundred nine thousand, two hundred eighteen.

Scientific notation

• Scientific notation: 1.8002190840109218 × 10¹⁶

Factors of 18002190840109218

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 705

Divisors of 18002190840109218

• Number of divisors d(n): 150
• Complete list of divisors:
  1 2 3 6 9 18 23 27 46 54 69 81 138 162 207 414 529 621 677 1058 1242 1354 1587 1863 2031 3174 3726 4062 4761 6093 9522 12186 14283 15571 18279 28566 31142 36558 42849 46713 54837 85698 93426 109674 140139 280278 358133 420417 458329 716266 840834 916658 1074399 1261251 1374987 2148798 2522502 2749974 3223197 4124961 6446394 8249922 9669591 10541567 12374883 19339182 21083134 24749766 29008773 31624701 37124649 58017546 63249402 74249298 94874103 189748206 242456041 284622309 310288733 484912082 569244618 620577466 727368123 853866927 930866199 1454736246 1707733854 1861732398 2182104369 2792598597 4364208738 5585197194 6546313107 7136640859 8377795791 13092626214 14273281718 16755591582 19638939321 21409922577 25133387373 39277878642 42819845154 50266774746 64229767731 128459535462 164142739757 192689303193 210065472241 328285479514 385378606386 420130944482 492428219271 578067909579 630196416723 984856438542 1156135819158 1260392833446 1477284657813 1890589250169 2954569315626 3781178500338 4431853973439 4831505861543 5671767750507 8863707946878 9663011723086 11343535501014 13295561920317 14494517584629 17015303251521 26591123840634 28989035169258 34030606503042 43483552753887 86967105507774 111124634815489 130450658261661 222249269630978 260901316523322 333373904446467 391351974784983 666747808892934 782703949569966 1000121713339401 2000243426678802 3000365140018203 6000730280036406 9001095420054609 18002190840109218
• Sum of all divisors σ(n): 42230712022765959
• Sum of proper divisors (its aliquot sum) s(n): 24228521182656741
• 18002190840109218 is an abundant number, because the sum of its proper divisors (24228521182656741) is greater than itself. Its abundance is 6226330342547523

Bases of 18002190840109218

• Binary: 111111111101001110010110101110001101000001100010100010₂
• Hexadecimal: 0x3FF4E5AE3418A2
• Base-36: 4X98SAVEO4I

Squares and roots of 18002190840109218

• 18002190840109218 squared (18002190840109218²) is 324078875043712232158338168571524
• 18002190840109218 cubed (18002190840109218³) is 5834129755784816191931312970452534615735204708232
• The square root of 18002190840109218 is 134172243.1805819439
• The cube root of 18002190840109218 is 262084.7716291005

Scales and comparisons

• 18,002,190,840,109,218 seconds is equal to 572,413,984 years, 14 weeks, 5 days, 1 hour, 18 seconds.
• To count from 1 to 18,002,190,840,109,218 would take you about one billion, seven hundred seventeen million, two hundred forty-one thousand, nine hundred fifty-two 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 18002190840109218 cubic inches would be around 21840.4 feet tall.

Recreational maths with 18002190840109218

• 18002190840109218 backwards is 81290104809120081
• 18002190840109218 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18002190840109218's digits is 54
• More coming soon!