13638109354549320420

Names of 13638109354549320420

• Cardinal: 13638109354549320420 can be written as Thirteen quintillion, six hundred thirty-eight quadrillion, one hundred nine trillion, three hundred fifty-four billion, five hundred forty-nine million, three hundred twenty thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.363810935454932042 × 10¹⁹

Factors of 13638109354549320420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 16604706156486

Divisors of 13638109354549320420

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 45 52 54 60 65 78 81 90 108 117 130 135 156 162 169 180 195 234 243 260 270 324 338 351 390 405 468 486 507 540 585 676 702 780 810 845 972 1014 1053 1170 1215 1404 1521 1620 1690 1755 2028 2106 2340 2430 2535 3042 3159 3380 3510 4212 4563 4860 5070 5265 6084 6318 7020 7605 9126 10140 10530 12636 13689 15210 15795 18252 21060 22815 27378 30420 31590 41067 45630 54756 63180 68445 82134 91260 136890 164268 205335 273780 410670 821340 16604706156463 33209412312926 49814118469389 66418824625852 83023530782315 99628236938778 149442355408167 166047061564630 199256473877556 215861180034019 249070592346945 298884710816334 332094123129260 431722360068038 448327066224501 498141184693890 597769421632668 647583540102057 747211777040835 863444720136076 896654132449002 996282369387780 1079305900170095 1295167080204114 1344981198673503 1494423554081670 1793308264898004 1942750620306171 2158611800340190 2241635331122505 2590334160408228 2689962397347006 2806195340442247 2988847108163340 3237917700510285 3885501240612342 4034943596020509 4317223600680380 4483270662245010 5379924794694012 5612390680884494 5828251860918513 6475835401020570 6724905993367515 7771002481224684 8069887192041018 8418586021326741 8966541324490020 9713753101530855 11224781361768988 11656503721837026 12951670802041140 13449811986735030 14030976702211235 16139774384082036 16837172042653482 17484755582755539 19427506203061710 20174717980102545 23313007443674052 25255758063980223 26899623973470060 28061953404422470 29141259304592565 33674344085306964 34969511165511078 38855012406123420 40349435960205090 42092930106633705 50511516127960446 52454266748266617 56123906808844940 58282518609185130 69939022331022156 75767274191940669 80698871920410180 84185860213267410 87423777913777695 101023032255920892 104908533496533234 116565037218370260 126278790319901115 151534548383881338 168371720426534820 174847555827555390 209817066993066468 227301822575822007 252557580639802230 262271333741333085 303069096767762676 349695111655110780 378836370959703345 454603645151644014 505115161279604460 524542667482666170 681905467727466021 757672741919406690 909207290303288028 1049085334965332340 1136509112879110035 1363810935454932042 1515345483838813380 2273018225758220070 2727621870909864084 3409527338637330105 4546036451516440140 6819054677274660210 13638109354549320420
• Sum of all divisors σ(n): 46455052832763958656
• Sum of proper divisors (its aliquot sum) s(n): 32816943478214638236
• 13638109354549320420 is an abundant number, because the sum of its proper divisors (32816943478214638236) is greater than itself. Its abundance is 19178834123665317816

Bases of 13638109354549320420

• Binary: 1011110101000100010011000011001100111101110110000001101011100100₂
• Hexadecimal: 0xBD444C333DD81AE4
• Base-36: 2VM6AA8K60Q90

Squares and roots of 13638109354549320420

• 13638109354549320420 squared (13638109354549320420²) is 185998026766645681232992170283828976400
• 13638109354549320420 cubed (13638109354549320420³) is 2536661428773905354609997818562742174814109698124218088000
• The square root of 13638109354549320420 is 3692981093.1751763329
• The cube root of 13638109354549320420 is 2389193.8572231297

Scales and comparisons

• 13,638,109,354,549,320,420 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 13,638,109,354,549,320,420 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 13638109354549320420 cubic inches would be around 199099.5 feet tall.

Recreational maths with 13638109354549320420

• 13638109354549320420 backwards is 02402394545390183631
• The number of decimal digits it has is: 20
• The sum of 13638109354549320420's digits is 72
• More coming soon!