21449092918518

Names of 21449092918518

• Cardinal: 21449092918518 can be written as Twenty-one trillion, four hundred forty-nine billion, ninety-two million, nine hundred eighteen thousand, five hundred eighteen.

Scientific notation

• Scientific notation: 2.1449092918518 × 10¹³

Factors of 21449092918518

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4835

Divisors of 21449092918518

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 6 9 18 27 29 31 37 54 58 62 74 81 87 93 111 162 174 186 222 261 279 333 522 558 666 783 837 841 899 999 1073 1147 1566 1674 1682 1798 1998 2146 2294 2349 2511 2523 2697 2997 3219 3441 4698 4733 5022 5046 5394 5994 6438 6882 7569 8091 9466 9657 10323 14199 15138 16182 19314 20646 22707 24273 24389 26071 28398 28971 30969 31117 33263 42597 45414 48546 48778 52142 57942 61938 62234 66526 68121 72819 73167 78213 85194 86913 92907 93351 99789 127791 136242 137257 145638 146334 146723 156426 173826 175121 185814 186702 199578 219501 234639 255582 274514 280053 293446 299367 350242 383373 411771 439002 440169 469278 525363 560106 598734 658503 703917 756059 766746 823542 840159 880338 898101 902393 964627 1050726 1235313 1317006 1320507 1407834 1512118 1576089 1680318 1796202 1804786 1929254 1975509 2111751 2268177 2470626 2520477 2641014 2694303 2707179 2893881 3152178 3705939 3951018 3961521 3980453 4223502 4254967 4536354 4728267 5040954 5078509 5388606 5414358 5428751 5787762 6804531 7411878 7923042 7960906 8121537 8509934 8681643 9456534 10157018 10857502 11117817 11884563 11941359 12764901 13609062 14184801 15235527 16243074 16286253 17363286 20413593 22235634 23769126 23882718 24364611 25529802 26044929 27974183 28369602 30471054 32572506 35824077 38294703 40827186 45706581 48729222 48858759 52089858 55948366 61240779 71648154 73093833 76589406 78134787 83922549 91413162 97717518 107472231 114884109 115433137 122481558 123394043 137119743 146187666 146576277 147276761 156269574 157433779 167845098 214944462 229768218 230866274 246788086 251767647 274239486 293152554 294553522 314867558 322416693 344652327 346299411 370182129 411359229 439728831 441830283 472301337 503535294 644833386 689304654 692598822 740364258 755302941 822718458 879457662 883660566 944602674 1038898233 1110546387 1325490849 1416904011 1510605882 2077796466 2221092774 2265908823 2650981698 2833808022 3116694699 3331639161 3578427247 3976472547 4250712033 4271026069 4531817646 4565579591 6233389398 6663278322 7156854494 7952945094 8501424066 8542052138 9131159182 9350084097 9994917483 10735281741 11929417641 12752136099 12813078207 13696738773 18700168194 19989834966 21470563482 23858835282 25504272198 25626156414 27393477546 32205845223 38439234621 41090216319 64411690446 76878469242 82180432638 96617535669 115317703863 123270648957 132401808139 193235071338 230635407726 246541297914 264803616278 289852607007 345953111589 369811946871 397205424417 579705214014 691906223178 739623893742 794410848834 1191616273251 2383232546502 3574848819753 7149697639506 10724546459259 21449092918518
• Sum of all divisors σ(n): 52783939422720
• Sum of proper divisors (its aliquot sum) s(n): 31334846504202
• 21449092918518 is an abundant number, because the sum of its proper divisors (31334846504202) is greater than itself. Its abundance is 9885753585684

Bases of 21449092918518

• Binary: 100111000001000000001100100000110110011110110₂
• Hexadecimal: 0x138201906CF6
• Base-36: 7LPKS4HDI

Squares and roots of 21449092918518

• 21449092918518 squared (21449092918518²) is 460063587027219014987316324
• 21449092918518 cubed (21449092918518³) is 9867946626573512985679481874697623287832
• The square root of 21449092918518 is 4631316.5426817891
• The cube root of 21449092918518 is 27784.5250202755

Scales and comparisons

• 21,449,092,918,518 seconds is equal to 682,014 years, 42 weeks, 6 hours, 15 minutes, 18 seconds.
• To count from 1 to 21,449,092,918,518 would take you about one million, seven hundred five thousand and thirty-seven 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 21449092918518 cubic inches would be around 2315.4 feet tall.

Recreational maths with 21449092918518

• 21449092918518 backwards is 81581929094412
• The number of decimal digits it has is: 14
• The sum of 21449092918518's digits is 63
• More coming soon!