21228230016

Names of 21228230016

• Cardinal: 21228230016 can be written as Twenty-one billion, two hundred twenty-eight million, two hundred thirty thousand and sixteen.

Scientific notation

• Scientific notation: 2.1228230016 × 10¹⁰

Factors of 21228230016

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 19824

Divisors of 21228230016

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 28 32 36 38 42 48 49 56 57 63 64 72 76 84 96 98 112 114 126 128 133 144 147 152 168 171 192 196 224 228 252 266 288 294 304 336 342 384 392 399 441 448 456 504 532 576 588 608 672 684 784 798 882 896 912 931 1008 1064 1152 1176 1197 1216 1344 1368 1568 1596 1764 1824 1862 2016 2128 2352 2394 2432 2688 2736 2793 3136 3192 3528 3648 3724 4032 4256 4704 4788 5472 5586 6272 6384 7056 7296 7448 8064 8379 8512 9408 9576 10944 11172 12768 14112 14896 16758 17024 18816 19152 19793 21888 22344 25536 28224 29792 33516 38304 39586 44688 51072 56448 59379 59584 67032 76608 79172 89376 118758 119168 134064 138551 153216 158344 178137 178752 237516 268128 277102 316688 356274 357504 376067 415653 475032 536256 554204 633376 712548 752134 831306 950064 969857 1072512 1108408 1128201 1246959 1266752 1425096 1504268 1662612 1900128 1939714 2216816 2256402 2493918 2533504 2632469 2850192 2909571 3008536 3325224 3384603 3800256 3879428 4433632 4512804 4987836 5264938 5700384 5819142 6017072 6650448 6769206 7600512 7758856 7897407 8728713 8867264 9025608 9975672 10529876 11400768 11638284 12034144 13300896 13538412 15517712 15794814 17457426 17734528 18051216 18427283 19951344 21059752 22801536 23276568 23692221 24068288 26601792 27076824 31035424 31589628 34914852 36102432 36854566 39902688 42119504 46553136 47384442 48136576 53203584 54153648 55281849 62070848 63179256 69829704 72204864 73709132 79805376 84239008 93106272 94768884 108307296 110563698 124141696 126358512 139659408 144409728 147418264 159610752 165845547 168478016 186212544 189537768 216614592 221127396 252717024 279318816 294836528 331691094 336956032 372425088 379075536 433229184 442254792 505434048 558637632 589673056 663382188 758151072 884509584 1010868096 1117275264 1179346112 1326764376 1516302144 1769019168 2358692224 2653528752 3032604288 3538038336 5307057504 7076076672 10614115008 21228230016
• Sum of all divisors σ(n): 74803505400
• Sum of proper divisors (its aliquot sum) s(n): 53575275384
• 21228230016 is an abundant number, because the sum of its proper divisors (53575275384) is greater than itself. Its abundance is 32347045368

Bases of 21228230016

• Binary: 10011110001010011010001010110000000₂
• Hexadecimal: 0x4F14D1580
• Base-36: 9R2QN40

Squares and roots of 21228230016

• 21228230016 squared (21228230016²) is 450637749612203360256
• 21228230016 cubed (21228230016³) is 9566241802660467732082480644096
• The square root of 21228230016 is 145699.1078078379
• The cube root of 21228230016 is 2768.8829363917

Scales and comparisons

• 21,228,230,016 seconds is equal to 674 years, 51 weeks, 4 days, 2 hours, 33 minutes, 36 seconds.
• To count from 1 to 21,228,230,016 would take you about one thousand, three hundred forty-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 21228230016 cubic inches would be around 230.7 feet tall.

Recreational maths with 21228230016

• 21228230016 backwards is 61003282212
• The number of decimal digits it has is: 11
• The sum of 21228230016's digits is 27
• More coming soon!