18101420168896800

Names of 18101420168896800

• Cardinal: 18101420168896800 can be written as Eighteen quadrillion, one hundred one trillion, four hundred twenty billion, one hundred sixty-eight million, eight hundred ninety-six thousand, eight hundred.

Scientific notation

• Scientific notation: 1.81014201688968 × 10¹⁶

Factors of 18101420168896800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 737

Divisors of 18101420168896800

• Number of divisors d(n): 450
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 40 45 48 50 54 60 72 75 80 81 90 96 100 108 120 135 144 150 160 162 180 200 216 225 240 270 288 300 324 360 400 405 432 450 480 540 600 648 675 720 727 800 810 864 900 1080 1200 1296 1350 1440 1454 1620 1800 2025 2160 2181 2400 2592 2700 2908 3240 3600 3635 4050 4320 4362 5400 5816 6480 6543 7200 7270 8100 8724 10800 10905 11632 12960 13086 14540 16200 17448 18175 19629 21600 21810 23264 26172 29080 32400 32715 34896 36350 39258 43620 52344 54525 58160 58887 64800 65430 69792 72700 78516 87240 98145 104688 109050 116320 117774 130860 145400 157032 163575 174480 196290 209376 218100 235548 261720 290800 294435 314064 327150 348960 392580 436200 471096 490725 523440 528529 581600 588870 628128 654300 785160 872400 942192 981450 1046880 1057058 1177740 1308600 1472175 1570320 1585587 1744800 1884384 1962900 2114116 2355480 2617200 2642645 2944350 3140640 3171174 3925800 4228232 4710960 4756761 5234400 5285290 5888700 6342348 7851600 7927935 8456464 9421920 9513522 10570580 11777400 12684696 13213225 14270283 15703200 15855870 16912928 19027044 21141160 23554800 23783805 25369392 26426450 28540566 31711740 38054088 39639675 42282320 42810849 47109600 47567610 50738784 52852900 57081132 63423480 71351415 76108176 79279350 84564640 85621698 95135220 105705800 114162264 118919025 126846960 142702830 152216352 158558700 171243396 190270440 211411600 214054245 228324528 237838050 253693920 285405660 317117400 342486792 356757075 380540880 384240583 422823200 428108490 456649056 475676100 570811320 634234800 684973584 713514150 761081760 768481166 856216980 951352200 1070271225 1141622640 1152721749 1268469600 1369947168 1427028300 1536962332 1712433960 1902704400 1921202915 2140542450 2283245280 2305443498 2854056600 3073924664 3424867920 3458165247 3805408800 3842405830 4281084900 4610886996 5708113200 5763608745 6147849328 6849735840 6916330494 7684811660 8562169800 9221773992 9606014575 10374495741 11416226400 11527217490 12295698656 13832660988 15369623320 17124339600 17290826235 18443547984 19212029150 20748991482 23054434980 27665321976 28818043725 30739246640 31123487223 34248679200 34581652470 36887095968 38424058300 41497982964 46108869960 51872478705 55330643952 57636087450 61478493280 62246974446 69163304940 76848116600 82995965928 86454131175 92217739920 103744957410 110661287904 115272174900 124493948892 138326609880 153696233200 155617436115 165991931856 172908262350 184435479840 207489914820 230544349800 248987897784 259362393525 276653219760 279342903841 307392466400 311234872230 331983863712 345816524700 414979829640 461088699600 497975795568 518724787050 553306439520 558685807682 622469744460 691633049400 778087180575 829959659280 838028711523 922177399200 995951591136 1037449574100 1117371615364 1244939488920 1383266098800 1396714519205 1556174361150 1659919318560 1676057423046 2074899148200 2234743230728 2489878977840 2514086134569 2766532197600 2793429038410 3112348722300 3352114846092 4149798296400 4190143557615 4469486461456 4979757955680 5028172269138 5586858076820 6224697444600 6704229692184 6983572596025 7542258403707 8299596592800 8380287115230 8938972922912 10056344538276 11173716153640 12449394889200 12570430672845 13408459384368 13967145192050 15084516807414 16760574230460 20112689076552 20950717788075 22347432307280 22626775211121 24898789778400 25140861345690 26816918768736 27934290384100 30169033614828 33521148460920 37711292018535 40225378153104 41901435576150 44694864614560 45253550422242 50281722691380 55868580768200 60338067229656 62852153364225 67042296921840 75422584037070 80450756306208 83802871152300 90507100844484 100563445382760 111737161536400 113133876055605 120676134459312 125704306728450 134084593843680 150845168074140 167605742304600 181014201688968 188556460092675 201126890765520 223474323072800 226267752111210 241352268918624 251408613456900 301690336148280 335211484609200 362028403377936 377112920185350 402253781531040 452535504222420 502817226913800 565669380278025 603380672296560 670422969218400 724056806755872 754225840370700 905071008444840 1005634453827600 1131338760556050 1206761344593120 1508451680741400 1810142016889680 2011268907655200 2262677521112100 3016903361482800 3620284033779360 4525355042224200 6033806722965600 9050710084448400 18101420168896800
• Sum of all divisors σ(n): 66103285750578153
• Sum of proper divisors (its aliquot sum) s(n): 48001865581681353
• 18101420168896800 is an abundant number, because the sum of its proper divisors (48001865581681353) is greater than itself. Its abundance is 29900445412784553

Bases of 18101420168896800

• Binary: 1000000010011110010010101001111000110001110000100100000₂
• Hexadecimal: 0x404F254F18E120
• Base-36: 4Y8F1MJQQ00

Squares and roots of 18101420168896800

• 18101420168896800 squared (18101420168896800²) is 327661412130943855438129050240000
• 18101420168896800 cubed (18101420168896800³) is 5931136894116273716102456115757935372575232000000
• The square root of 18101420168896800 is 134541518.3833481195
• The cube root of 18101420168896800 is 262565.4327291599

Scales and comparisons

• 18,101,420,168,896,800 seconds is equal to 575,569,170 years, 18 hours.
• To count from 1 to 18,101,420,168,896,800 would take you about one billion, seven hundred twenty-six million, seven hundred seven thousand, five hundred ten 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 18101420168896800 cubic inches would be around 21880.5 feet tall.

Recreational maths with 18101420168896800

• 18101420168896800 backwards is 00869886102410181
• The number of decimal digits it has is: 17
• The sum of 18101420168896800's digits is 63
• More coming soon!