12818161521408

Names of 12818161521408

• Cardinal: 12818161521408 can be written as Twelve trillion, eight hundred eighteen billion, one hundred sixty-one million, five hundred twenty-one thousand, four hundred eight.

Scientific notation

• Scientific notation: 1.2818161521408 × 10¹³

Factors of 12818161521408

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 206

Divisors of 12818161521408

• Number of divisors d(n): 486
• Complete list of divisors:
  1 2 3 4 6 8 12 16 23 24 32 41 46 48 64 69 82 92 96 123 128 137 138 164 184 192 246 256 274 276 328 368 384 411 492 529 548 552 656 736 768 822 943 984 1058 1096 1104 1312 1472 1587 1644 1681 1886 1968 2116 2192 2208 2624 2829 2944 3151 3174 3288 3362 3772 3936 4232 4384 4416 5043 5248 5617 5658 5888 6302 6348 6576 6724 7544 7872 8464 8768 8832 9453 10086 10496 11234 11316 12604 12696 13152 13448 15088 15744 16851 16928 17536 17664 18769 18906 20172 21689 22468 22632 25208 25392 26304 26896 30176 31488 33702 33856 35072 37538 37812 38663 40344 43378 44936 45264 50416 50784 52608 53792 56307 60352 65067 67404 67712 72473 75076 75624 77326 80688 86756 89872 90528 100832 101568 105216 107584 112614 115989 120704 129191 130134 134808 135424 144946 150152 151248 154652 161376 173512 179744 181056 201664 203136 215168 217419 225228 230297 231978 241408 258382 260268 269616 289892 300304 302496 309304 322752 347024 359488 362112 387573 403328 406272 430336 431687 434838 450456 460594 463956 516764 520536 539232 579784 600608 604992 618608 645504 690891 694048 718976 724224 769529 775146 806656 863374 869676 889249 900912 921188 927912 1033528 1041072 1078464 1159568 1201216 1209984 1237216 1291008 1295061 1381782 1388096 1437952 1539058 1550292 1726748 1739352 1778498 1801824 1842376 1855824 2067056 2082144 2156928 2308587 2319136 2402432 2419968 2474432 2590122 2667747 2763564 2776192 2971393 3078116 3100584 3453496 3478704 3556996 3603648 3684752 3711648 4134112 4164288 4313856 4617174 4638272 4804864 4948864 5180244 5296831 5335494 5527128 5552384 5942786 6156232 6201168 6906992 6957408 7113992 7207296 7369504 7423296 8268224 8328576 8914179 9234348 9276544 9897728 9928801 10360488 10593662 10670988 11054256 11885572 12312464 12402336 13813984 13914816 14227984 14414592 14739008 14846592 15890493 16536448 16657152 17699167 17828358 18468696 18553088 19857602 20720976 21187324 21341976 22108512 23771144 24624928 24804672 27627968 27829632 28455968 29478016 29693184 29786403 31550689 31780986 33072896 35398334 35656716 36937392 39715204 41441952 42374648 42683952 44217024 47542288 49249856 49609344 53097501 55255936 55659264 56911936 58956032 59572806 63101378 63561972 70796668 71313432 73874784 79430408 82883904 84749296 85367904 88434048 94652067 95084576 98499712 99218688 106195002 110511872 113823872 119145612 121827113 126202756 127123944 141593336 142626864 147749568 158860816 165767808 169498592 170735808 176868096 189304134 190169152 196999424 212390004 227647744 238291224 243654226 252405512 254247888 283186672 285253728 295499136 317721632 331535616 338997184 341471616 365481339 378608268 380338304 407080841 424780008 476582448 487308452 504811024 508495776 566373344 570507456 590998272 635443264 677994368 682943232 725665847 730962678 757216536 760676608 814161682 849560016 953164896 974616904 1009622048 1016991552 1132746688 1141014912 1221242523 1270886528 1355988736 1451331694 1461925356 1514433072 1628323364 1699120032 1906329792 1949233808 2019244096 2033983104 2176997541 2265493376 2282029824 2442485046 2541773056 2902663388 2923850712 3028866144 3256646728 3398240064 3812659584 3898467616 4038488192 4067966208 4353995082 4530986752 4884970092 5805326776 5847701424 6057732288 6513293456 6796480128 7625319168 7796935232 8076976384 8707990164 9769940184 11610653552 11695402848 12115464576 13026586912 13592960256 15593870464 16690314481 17415980328 19539880368 23221307104 23390805696 24230929152 26053173824 31187740928 33380628962 34831960656 39079760736 46442614208 46781611392 50070943443 52106347648 66761257924 69663921312 78159521472 92885228416 93563222784 100141886886 104212695296 133522515848 139327842624 156319042944 185770456832 200283773772 267045031696 278655685248 312638085888 400567547544 534090063392 557311370496 801135095088 1068180126784 1602270190176 2136360253568 3204540380352 4272720507136 6409080760704 12818161521408
• Sum of all divisors σ(n): 36822555414652
• Sum of proper divisors (its aliquot sum) s(n): 24004393893244
• 12818161521408 is an abundant number, because the sum of its proper divisors (24004393893244) is greater than itself. Its abundance is 11186232371836

Bases of 12818161521408

• Binary: 10111010100001110101111101101101001100000000₂
• Hexadecimal: 0xBA875F6D300
• Base-36: 4JKKYEXHC

Squares and roots of 12818161521408

• 12818161521408 squared (12818161521408²) is 164305264788904653242302464
• 12818161521408 cubed (12818161521408³) is 2106091422881890361962202432011147149312
• The square root of 12818161521408 is 3580246.0140900933
• The cube root of 12818161521408 is 23403.2001378633

Scales and comparisons

• 12,818,161,521,408 seconds is equal to 407,577 years, 46 weeks, 22 hours, 36 minutes, 48 seconds.
• To count from 1 to 12,818,161,521,408 would take you about one million, eighteen thousand, nine hundred forty-four 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 12818161521408 cubic inches would be around 1950.3 feet tall.

Recreational maths with 12818161521408

• 12818161521408 backwards is 80412516181821
• 12818161521408 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12818161521408's digits is 48
• More coming soon!