21084896448

Names of 21084896448

• Cardinal: 21084896448 can be written as Twenty-one billion, eighty-four million, eight hundred ninety-six thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 2.1084896448 × 10¹⁰

Factors of 21084896448

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 364

Divisors of 21084896448

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 19 21 22 24 28 32 33 36 38 42 44 48 56 57 63 64 66 72 76 77 84 88 96 99 112 114 126 131 132 133 144 152 154 168 171 176 191 192 198 209 224 228 231 252 262 264 266 288 304 308 336 342 352 382 393 396 399 418 448 456 462 504 524 528 532 573 576 608 616 627 672 684 693 704 764 786 792 798 836 912 917 924 1008 1048 1056 1064 1146 1179 1197 1216 1232 1254 1337 1344 1368 1386 1441 1463 1528 1572 1584 1596 1672 1719 1824 1834 1848 1881 2016 2096 2101 2112 2128 2292 2358 2394 2464 2489 2508 2674 2736 2751 2772 2882 2926 3056 3144 3168 3192 3344 3438 3629 3648 3668 3696 3762 4011 4032 4192 4202 4256 4323 4389 4584 4716 4788 4928 4978 5016 5348 5472 5502 5544 5764 5852 6112 6288 6303 6336 6384 6688 6876 7258 7336 7392 7467 7524 8022 8253 8384 8404 8512 8646 8778 9168 9432 9576 9956 10032 10087 10696 10887 10944 11004 11088 11528 11704 12033 12224 12576 12606 12768 12969 13167 13376 13752 14516 14672 14707 14784 14934 15048 16044 16506 16808 17292 17423 17556 18336 18864 18909 19152 19912 20064 20174 21392 21774 22008 22176 22401 23056 23408 24066 25021 25152 25212 25403 25536 25938 26334 27379 27504 29032 29344 29414 29868 30096 30261 32088 32661 33012 33616 34584 34846 35112 36672 37728 37818 38304 39824 39919 40128 40348 42784 43548 44016 44121 44352 44802 46112 46816 48132 50042 50424 50806 51876 52269 52668 54758 55008 58064 58688 58828 59736 60192 60522 64176 65322 66024 67232 69168 69692 70224 75063 75456 75636 76209 76608 79648 79838 80696 82137 85568 87096 88032 88242 89604 90783 92224 93632 96264 100084 100848 101612 103752 104538 105336 109516 110016 116128 117656 119472 119757 120384 121044 128352 130644 132048 132363 134464 138336 139384 140448 150126 151272 152418 156807 159296 159676 161392 164274 174192 175147 176064 176484 179208 181566 191653 192528 200168 201696 203224 207504 209076 210672 219032 225189 228627 232256 235312 238944 239514 242088 246411 256704 261288 264096 264726 275231 276672 278768 279433 280896 300252 302544 304836 313614 319352 322784 328548 348384 350294 352968 358416 359271 363132 383306 385056 400336 403392 406448 415008 418152 421344 438064 450378 457254 470624 475399 477888 479028 484176 492822 522576 525441 528192 529452 550462 557536 558866 574959 600504 605088 609672 627228 638704 645568 657096 696768 700588 705936 716832 718542 726264 766612 770112 800672 812896 825693 830016 836304 838299 842688 876128 900756 914508 941248 950798 958056 968352 985644 1045152 1050882 1058904 1100924 1115072 1117732 1149918 1201008 1210176 1219344 1254456 1277408 1314192 1401176 1411872 1426197 1433664 1437084 1452528 1533224 1576323 1601344 1625792 1651386 1672608 1676598 1724877 1752256 1801512 1829016 1901596 1916112 1926617 1936704 1971288 2090304 2101764 2117808 2201848 2235464 2299836 2402016 2438688 2477079 2508912 2514897 2554816 2628384 2802352 2823744 2852394 2874168 2905056 3066448 3152646 3302772 3327793 3345216 3353196 3449754 3603024 3658032 3803192 3832224 3853234 3942576 4203528 4235616 4278591 4403696 4470928 4599672 4804032 4877376 4954158 5017824 5029794 5229389 5256768 5604704 5704788 5748336 5779851 5810112 6132896 6305292 6605544 6655586 6706392 6899508 7206048 7316064 7606384 7664448 7706468 7885152 8407056 8471232 8557182 8807392 8941856 9199344 9908316 9983379 10035648 10059588 10458778 11209408 11409576 11496672 11559702 12265792 12610584 13211088 13311172 13412784 13799016 14412096 14632128 15212768 15412936 15688167 15770304 16814112 17114364 17339553 17614784 17883712 18398688 19816632 19966758 20119176 20917556 22819152 22993344 23119404 25221168 26422176 26622344 26825568 27598032 29950137 30425536 30825872 31376334 33628224 34228728 34679106 36605723 36797376 39633264 39933516 40238352 41835112 45638304 46238808 47064501 50442336 52844352 53244688 53651136 55196064 59900274 61651744 62752668 68457456 69358212 73211446 79266528 79867032 80476704 83670224 91276608 92477616 94129002 100884672 106489376 109817169 110392128 119800548 123303488 125505336 136914912 138716424 146422892 158533056 159734064 160953408 167340448 184955232 188258004 212978752 219634338 239601096 251010672 273829824 277432848 292845784 319468128 329451507 334680896 369910464 376516008 439268676 479202192 502021344 554865696 585691568 638936256 658903014 753032016 878537352 958404384 1004042688 1109731392 1171383136 1317806028 1506064032 1757074704 1916808768 2342766272 2635612056 3012128064 3514149408 5271224112 7028298816 10542448224 21084896448
• Sum of all divisors σ(n): 80338452480
• Sum of proper divisors (its aliquot sum) s(n): 59253556032
• 21084896448 is an abundant number, because the sum of its proper divisors (59253556032) is greater than itself. Its abundance is 38168659584

Bases of 21084896448

• Binary: 10011101000110000011111110011000000₂
• Hexadecimal: 0x4E8C1FCC0
• Base-36: 9OPEI80

Squares and roots of 21084896448

• 21084896448 squared (21084896448²) is 444572858222883016704
• 21084896448 cubed (21084896448³) is 9373772679220873711221694267392
• The square root of 21084896448 is 145206.3925865525
• The cube root of 21084896448 is 2762.6370008237

Scales and comparisons

• 21,084,896,448 seconds is equal to 670 years, 22 weeks, 4 days, 3 hours, 40 minutes, 48 seconds.
• To count from 1 to 21,084,896,448 would take you about one thousand, three hundred forty 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 21084896448 cubic inches would be around 230.2 feet tall.

Recreational maths with 21084896448

• 21084896448 backwards is 84469848012
• The number of decimal digits it has is: 11
• The sum of 21084896448's digits is 54
• More coming soon!