18291982012416

Names of 18291982012416

• Cardinal: 18291982012416 can be written as Eighteen trillion, two hundred ninety-one billion, nine hundred eighty-two million, twelve thousand, four hundred sixteen.

Scientific notation

• Scientific notation: 1.8291982012416 × 10¹³

Factors of 18291982012416

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 990

Divisors of 18291982012416

• Number of divisors d(n): 468
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 64 72 84 96 112 126 128 144 168 192 224 252 256 288 331 336 384 448 504 512 576 647 662 672 768 896 993 1008 1024 1152 1294 1324 1344 1536 1792 1941 1986 2016 2048 2304 2317 2588 2648 2688 2979 3072 3584 3882 3972 4032 4096 4529 4608 4634 5176 5296 5376 5823 5958 6144 6951 7168 7764 7944 8064 9058 9216 9268 10352 10592 10752 11646 11916 12288 13587 13902 14336 15528 15888 16128 18116 18432 18536 20704 20853 21184 21504 23292 23832 27174 27804 28672 31056 31776 32256 36232 36864 37072 40761 41408 41706 42368 43008 46584 47664 54348 55608 62112 63552 64512 72464 74144 81522 82816 83412 84736 86016 93168 95328 108696 109561 111216 124224 127104 129024 144928 148288 163044 165632 166824 169472 186336 190656 214157 217392 219122 222432 248448 254208 258048 289856 296576 326088 328683 331264 333648 338944 372672 381312 428314 434784 438244 444864 496896 508416 579712 593152 642471 652176 657366 662528 667296 677888 745344 762624 766927 856628 869568 876488 889728 986049 993792 1016832 1159424 1186304 1284942 1304352 1314732 1325056 1334592 1355776 1490688 1499099 1525248 1533854 1713256 1739136 1752976 1779456 1927413 1972098 1987584 2033664 2300781 2318848 2372608 2569884 2608704 2629464 2650112 2669184 2981376 2998198 3050496 3067708 3426512 3478272 3505952 3558912 3854826 3944196 3975168 4067328 4497297 4601562 4637696 4745216 5139768 5217408 5258928 5338368 5962752 5996396 6100992 6135416 6853024 6902343 6956544 7011904 7117824 7709652 7888392 7950336 8994594 9203124 9275392 9490432 10279536 10434816 10517856 10676736 11925504 11992792 12201984 12270832 13491891 13706048 13804686 13913088 14023808 14235648 15419304 15776784 17989188 18406248 18550784 20559072 20869632 21035712 21353472 23851008 23985584 24541664 26983782 27412096 27609372 27826176 28047616 28471296 30838608 31553568 35978376 36812496 41118144 41739264 42071424 42706944 47971168 49083328 53967564 54824192 55218744 55652352 56095232 61677216 63107136 70885967 71956752 73624992 82236288 83478528 84142848 85413888 95942336 98166656 107935128 109648384 110437488 112190464 123354432 126214272 141771934 143913504 147249984 164472576 166957056 168285696 191884672 196333312 212657901 215870256 219296768 220874976 224380928 246708864 252428544 283543868 287827008 294499968 328945152 336571392 383769344 392666624 425315802 431740512 438593536 441749952 448761856 493417728 496201769 504857088 567087736 575654016 588999936 637973703 657890304 673142784 767538688 785333248 850631604 863481024 877187072 883499904 986835456 992403538 1009714176 1134175472 1151308032 1177999872 1275947406 1315780608 1346285568 1488605307 1535077376 1570666496 1701263208 1726962048 1766999808 1973670912 1984807076 2019428352 2268350944 2302616064 2355999744 2551894812 2631561216 2977210614 3070154752 3141332992 3402526416 3453924096 3533999616 3947341824 3969614152 4038856704 4465815921 4536701888 4605232128 4711999488 5103789624 5954421228 6140309504 6805052832 6907848192 7067999232 7894683648 7939228304 8931631842 9073403776 9210464256 9423998976 10207579248 11908842456 13610105664 13815696384 14135998464 15878456608 17863263684 18146807552 18420928512 20415158496 23817684912 27220211328 27631392768 28271996928 31756913216 35726527368 36293615104 40830316992 47635369824 54440422656 55262785536 63513826432 71453054736 72587230208 81660633984 95270739648 108880845312 127027652864 142906109472 145174460416 163321267968 190541479296 217761690624 254055305728 285812218944 290348920832 326642535936 381082958592 435523381248 508110611456 571624437888 653285071872 762165917184 871046762496 1016221222912 1143248875776 1306570143744 1524331834368 2032442445824 2286497751552 2613140287488 3048663668736 4572995503104 6097327337472 9145991006208 18291982012416
• Sum of all divisors σ(n): 60661801077696
• Sum of proper divisors (its aliquot sum) s(n): 42369819065280
• 18291982012416 is an abundant number, because the sum of its proper divisors (42369819065280) is greater than itself. Its abundance is 24077837052864

Bases of 18291982012416

• Binary: 100001010001011101111000101110001000000000000₂
• Hexadecimal: 0x10A2EF171000
• Base-36: 6HF7XSZK0

Squares and roots of 18291982012416

• 18291982012416 squared (18291982012416²) is 334596605942550497178157056
• 18291982012416 cubed (18291982012416³) is 6120435097316578187856606634488990007296
• The square root of 18291982012416 is 4276912.6729939203
• The cube root of 18291982012416 is 26348.3599959223

Scales and comparisons

• 18,291,982,012,416 seconds is equal to 581,628 years, 23 weeks, 1 day, 18 hours, 33 minutes, 36 seconds.
• To count from 1 to 18,291,982,012,416 would take you about one million, four hundred fifty-four thousand and seventy-one 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 18291982012416 cubic inches would be around 2195.7 feet tall.

Recreational maths with 18291982012416

• 18291982012416 backwards is 61421028919281
• The number of decimal digits it has is: 14
• The sum of 18291982012416's digits is 54
• More coming soon!