20721408448104

Names of 20721408448104

• Cardinal: 20721408448104 can be written as Twenty trillion, seven hundred twenty-one billion, four hundred eight million, four hundred forty-eight thousand, one hundred four.

Scientific notation

• Scientific notation: 2.0721408448104 × 10¹³

Factors of 20721408448104

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 3298

Divisors of 20721408448104

• Number of divisors d(n): 1280
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 18 21 24 26 27 28 31 36 39 42 49 52 54 56 62 63 72 73 78 81 84 91 93 98 104 108 117 124 126 146 147 156 162 168 182 186 189 196 216 217 219 234 248 252 273 279 292 294 312 324 343 351 364 372 378 392 403 434 438 441 468 504 511 546 558 567 584 588 637 648 651 657 686 702 728 744 756 806 819 837 868 876 882 936 949 1022 1029 1053 1092 1116 1134 1176 1209 1274 1302 1314 1323 1372 1404 1512 1519 1533 1612 1638 1674 1736 1752 1764 1898 1911 1953 1971 2044 2058 2106 2184 2232 2263 2268 2418 2457 2511 2548 2604 2628 2646 2744 2808 2821 2847 3038 3066 3087 3169 3224 3276 3348 3528 3577 3627 3796 3822 3906 3942 3969 4088 4116 4212 4459 4526 4536 4557 4599 4836 4914 5022 5096 5208 5256 5292 5642 5694 5733 5859 5913 6076 6132 6174 6338 6552 6643 6696 6789 7154 7254 7371 7592 7644 7812 7884 7938 8232 8424 8463 8541 8918 9052 9114 9198 9261 9507 9672 9828 10044 10584 10633 10731 10881 11284 11388 11466 11718 11826 12152 12264 12348 12676 13286 13377 13578 13671 13797 14308 14508 14742 15288 15624 15768 15841 15876 16926 17082 17199 17577 17836 18104 18228 18396 18522 19014 19656 19747 19929 20088 20367 21266 21462 21762 22183 22568 22776 22932 23436 23652 24696 25039 25352 25389 25623 26572 26754 27156 27342 27594 27783 28521 28616 29016 29419 29484 31682 31752 31899 32193 32643 33852 34164 34398 35154 35672 36456 36792 37044 38028 39494 39858 40131 40734 41013 41197 41391 42532 42924 43524 44366 45864 46501 46872 47304 47523 50078 50778 51246 51597 53144 53508 54312 54684 55188 55566 57042 58838 58968 59241 59787 61101 63364 63798 64386 65286 66549 67704 68328 68796 70308 74088 75117 76056 76167 76869 78988 79716 80262 81468 82026 82394 82782 85064 85563 85848 87048 88257 88732 93002 95046 95697 96579 98239 100156 101556 102492 103194 107016 109368 110376 110887 111132 114084 117676 118482 119574 120393 122202 123039 123591 126728 127596 128772 130572 133098 137592 138229 139503 140616 142569 150234 152334 153738 155281 157976 159432 160524 162936 164052 164788 165564 171126 176514 177464 177723 179361 183303 186004 190092 191394 193158 196478 199647 200312 203112 204984 205933 206388 221774 222264 225351 228168 228501 231337 235352 236964 239148 240786 244404 246078 247182 255192 256689 257544 261144 264771 266196 276458 279006 285138 287091 288379 289737 294717 300468 304668 307476 310562 321048 325507 328104 329576 331128 332661 342252 353028 355446 358722 361179 366606 370773 372008 380184 382788 386316 392956 399294 411866 412776 414687 418509 427707 443548 450702 457002 462674 465843 473928 478296 481572 488808 492156 494364 513378 529542 532392 533169 538083 552916 558012 570276 574182 576758 579474 589434 598941 600936 609336 614952 617799 621124 651014 665322 676053 684504 687673 694011 706056 710892 717444 722358 733212 741546 765576 772632 776209 785912 794313 798588 823732 829374 837018 855414 861273 865137 884151 887096 901404 914004 925348 931686 963144 976521 984312 988728 997983 1026756 1059084 1066338 1076166 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222810843528 227707785144 246683433906 255819857384 265659082668 283854910248 287797339557 328911245208 334216265292 370025150859 383729786076 398488624002 422885886696 493366867812 531318165336 575594679114 668432530584 740050301718 767459572152 796977248004 863392018671 986733735624 1151189358228 1480100603436 1593954496008 1726784037342 2302378716456 2590176056013 2960201206872 3453568074684 5180352112026 6907136149368 10360704224052 20721408448104
• Sum of all divisors σ(n): 76296675840000
• Sum of proper divisors (its aliquot sum) s(n): 55575267391896
• 20721408448104 is an abundant number, because the sum of its proper divisors (55575267391896) is greater than itself. Its abundance is 34853858943792

Bases of 20721408448104

• Binary: 100101101100010010100001100001001011001101000₂
• Hexadecimal: 0x12D894309668
• Base-36: 7CFA7KUI0

Squares and roots of 20721408448104

• 20721408448104 squared (20721408448104²) is 429376768073155821661194816
• 20721408448104 cubed (20721408448104³) is 8897291389370682908870271859488969828864
• The square root of 20721408448104 is 4552077.3772096625
• The cube root of 20721408448104 is 27466.6961898321

Scales and comparisons

• 20,721,408,448,104 seconds is equal to 658,876 years, 36 weeks, 7 hours, 8 minutes, 24 seconds.
• To count from 1 to 20,721,408,448,104 would take you about one million, six hundred forty-seven thousand, one hundred ninety-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 20721408448104 cubic inches would be around 2288.9 feet tall.

Recreational maths with 20721408448104

• 20721408448104 backwards is 40184480412702
• The number of decimal digits it has is: 14
• The sum of 20721408448104's digits is 45
• More coming soon!