216421424505

Names of 216421424505

• Cardinal: 216421424505 can be written as Two hundred sixteen billion, four hundred twenty-one million, four hundred twenty-four thousand, five hundred five.

Scientific notation

• Scientific notation: 2.16421424505 × 10¹¹

Factors of 216421424505

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 371

Divisors of 216421424505

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 9 11 13 15 27 33 39 45 55 61 65 67 99 117 135 143 165 169 183 195 201 211 297 305 335 351 429 495 507 549 585 603 633 671 715 737 793 845 871 915 1005 1055 1287 1485 1521 1647 1755 1809 1859 1899 2013 2145 2211 2321 2379 2535 2613 2743 2745 3015 3165 3355 3685 3861 3965 4087 4355 4563 5577 5697 6039 6435 6633 6963 7137 7605 7839 8229 8235 8723 9045 9295 9495 9581 10065 10309 11055 11323 11605 11895 12261 12871 13065 13715 14137 16731 18117 19305 19899 20435 20889 21411 22815 23517 24687 26169 27885 28485 28743 30173 30195 30927 33165 33969 34815 35659 35685 36783 38613 39195 41145 42411 43615 44957 47905 50193 51545 53131 56615 61305 62667 64355 70685 74061 78507 83655 86229 90519 90585 92781 99495 101907 104445 106977 107055 110349 113399 115839 117585 123435 124553 127233 130845 134871 141581 143715 150865 154635 155507 159393 167323 169845 178295 183781 183915 193065 212055 224785 235521 250965 258687 265655 271557 278343 305721 313335 320931 340197 347517 370305 373659 381699 392249 392535 404613 424743 431145 452595 463905 466521 478179 501969 509535 534885 551343 551745 566995 579195 584441 622765 636165 674355 690703 707905 777535 796965 814671 836615 862357 918905 962793 1020591 1120977 1176747 1177605 1213839 1274229 1293435 1357785 1391715 1399563 1434537 1505907 1528605 1604655 1654029 1700985 1737585 1753323 1840553 1868295 1908495 1961245 2021591 2023065 2072109 2123715 2175199 2332605 2389153 2390895 2509845 2587071 2756715 2922205 3061773 3362931 3453515 3530241 3822687 4073355 4198689 4311785 4517721 4813965 4962087 5102955 5259969 5521659 5604885 5883735 6064773 6069195 6216327 6371145 6525597 6997815 7167459 7172685 7529535 7597733 7761213 8270145 8766615 9202765 9485927 10107955 10360545 10590723 10875995 11210641 11945765 12935355 15308865 15779907 16564977 16814655 17651205 18194319 18648981 19113435 19576791 20993445 21502377 22588605 22793199 23283639 23927189 24810435 26280683 26299845 27608295 28457781 30323865 31081635 32627985 33631923 35837295 37988665 38806065 47429635 49694931 52953615 54582957 56053205 58730373 64507131 68379597 71781567 78842049 78899535 82824885 85373343 90971595 93244905 97883955 100895769 107511885 113965995 116418195 119635945 123317051 131403415 142288905 145738333 168159615 205138791 215344701 236526147 248474655 256120029 272914785 293651865 302687307 322535655 341897985 358907835 369951153 394210245 426866715 437214999 504478845 616585255 646034103 709578441 728691665 1025693955 1076723505 1109853459 1182630735 1280600145 1311644997 1513436535 1603121663 1849755765 2186074995 3230170515 3329560377 3547892205 3934934991 4809364989 5549267295 6558224985 8015608315 14428094967 16647801885 19674674955 24046824945 43284284901 72140474835 216421424505
• Sum of all divisors σ(n): 471064135680
• Sum of proper divisors (its aliquot sum) s(n): 254642711175
• 216421424505 is an abundant number, because the sum of its proper divisors (254642711175) is greater than itself. Its abundance is 38221286670

Bases of 216421424505

• Binary: 11001001100011101110001101110101111001₂
• Hexadecimal: 0x3263B8DD79
• Base-36: 2RF7Q7W9

Squares and roots of 216421424505

• 216421424505 squared (216421424505²) is 46838232984773414495025
• 216421424505 cubed (216421424505³) is 10136797103861740339666125735587625
• The square root of 216421424505 is 465211.1611999437
• The cube root of 216421424505 is 6003.8995437939

Scales and comparisons

• 216,421,424,505 seconds is equal to 6,881 years, 27 weeks, 4 days, 14 hours, 21 minutes, 45 seconds.
• To count from 1 to 216,421,424,505 would take you about thirteen thousand, seven hundred sixty-three 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 216421424505 cubic inches would be around 500.3 feet tall.

Recreational maths with 216421424505

• 216421424505 backwards is 505424124612
• The number of decimal digits it has is: 12
• The sum of 216421424505's digits is 36
• More coming soon!