21350315448

Names of 21350315448

• Cardinal: 21350315448 can be written as Twenty-one billion, three hundred fifty million, three hundred fifteen thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 2.1350315448 × 10¹⁰

Factors of 21350315448

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 126

Divisors of 21350315448

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 18 21 22 24 27 28 33 36 42 44 54 56 63 66 72 77 84 88 99 103 108 121 126 132 154 168 189 198 206 216 231 242 252 264 297 308 309 363 378 396 412 462 484 504 594 616 618 693 721 726 756 792 824 847 924 927 968 1089 1133 1188 1236 1331 1386 1442 1452 1512 1694 1848 1854 2079 2163 2178 2266 2376 2472 2541 2662 2772 2781 2884 2904 3267 3388 3399 3708 3993 4158 4326 4356 4532 5082 5324 5544 5562 5768 6489 6534 6776 6798 7416 7623 7931 7986 8316 8652 8712 9064 9317 10164 10197 10609 10648 11124 11979 12463 12978 13068 13596 15246 15862 15972 16632 17304 18634 19467 20328 20394 21218 22248 22869 23793 23958 24926 25956 26136 27192 27951 30492 30591 31724 31827 31944 35937 37268 37389 38934 40788 42436 45738 47586 47916 49852 51912 55902 60984 61182 63448 63654 71379 71874 74263 74536 74778 77868 81576 83853 84872 87241 91476 95172 95481 95832 99704 111804 112167 116699 122364 127308 137093 142758 143748 148526 149556 155736 167706 174482 182952 190344 190962 214137 222789 223608 224334 233398 244728 251559 254616 261723 274186 285516 286443 287496 297052 299112 335412 336501 348964 350097 381924 411279 428274 445578 448668 466796 503118 523446 548372 571032 572886 594104 668367 670824 673002 697928 700194 763848 785169 816893 822558 856548 891156 897336 933592 959651 1006236 1046892 1050291 1096744 1145772 1233837 1283689 1336734 1346004 1400388 1570338 1633786 1645116 1713096 1782312 1919302 2005101 2012472 2093784 2100582 2291544 2355507 2450679 2467674 2567378 2673468 2692008 2800776 2878953 3140676 3150873 3267572 3290232 3701511 3838604 3851067 4010202 4201164 4711014 4901358 4935348 5134756 5346936 5757906 6281352 6301746 6535144 7352037 7403022 7677208 7702134 8020404 8402328 8636859 8985823 9422028 9802716 9870696 10269512 11515812 11553201 12603492 14120579 14704074 14806044 15404268 16040808 17273718 17971646 18844056 19605432 22056111 23031624 23106402 25206984 25910577 26957469 28241158 29408148 29612088 30808536 34547436 34659603 35943292 42361737 44112222 46212804 51821154 53914938 56482316 58816296 69094872 69319206 71886584 80872407 84723474 88224444 92425608 98844053 103642308 107829876 112964632 127085211 138638412 161744814 169446948 176448888 197688106 207284616 215659752 242617221 254170422 277276824 296532159 323489628 338893896 381255633 395376212 485234442 508340844 593064318 646979256 762511266 790752424 889596477 970468884 1016681688 1186128636 1525022532 1779192954 1940937768 2372257272 2668789431 3050045064 3558385908 5337578862 7116771816 10675157724 21350315448
• Sum of all divisors σ(n): 75282393600
• Sum of proper divisors (its aliquot sum) s(n): 53932078152
• 21350315448 is an abundant number, because the sum of its proper divisors (53932078152) is greater than itself. Its abundance is 32581762704

Bases of 21350315448

• Binary: 10011111000100100111111010110111000₂
• Hexadecimal: 0x4F893F5B8
• Base-36: 9T3FCU0

Squares and roots of 21350315448

• 21350315448 squared (21350315448²) is 455835969729107440704
• 21350315448 cubed (21350315448³) is 9732241746261422966514355195392
• The square root of 21350315448 is 146117.4713988715
• The cube root of 21350315448 is 2774.1808235071

Scales and comparisons

• 21,350,315,448 seconds is equal to 678 years, 45 weeks, 3 days, 3 hours, 10 minutes, 48 seconds.
• To count from 1 to 21,350,315,448 would take you about one thousand, three hundred fifty-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 21350315448 cubic inches would be around 231.2 feet tall.

Recreational maths with 21350315448

• 21350315448 backwards is 84451305312
• 21350315448 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21350315448's digits is 36
• More coming soon!