21162974478464

Names of 21162974478464

• Cardinal: 21162974478464 can be written as Twenty-one trillion, one hundred sixty-two billion, nine hundred seventy-four million, four hundred seventy-eight thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 2.1162974478464 × 10¹³

Factors of 21162974478464

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1626

Divisors of 21162974478464

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 49 52 56 64 91 98 104 112 128 151 169 182 196 208 224 302 338 343 364 392 416 448 604 637 676 686 728 784 832 896 1057 1183 1208 1274 1352 1372 1453 1456 1568 1664 1963 2114 2197 2366 2416 2548 2704 2744 2906 2912 3136 3926 4228 4394 4459 4732 4832 5096 5408 5488 5812 5824 6272 7399 7852 8281 8456 8788 8918 9464 9664 10171 10192 10816 10976 11624 11648 13741 14798 15379 15704 16562 16912 17576 17836 18889 18928 19328 20342 20384 21632 21952 23248 25519 27482 29596 30758 31408 33124 33824 35152 35672 37778 37856 40684 40768 43904 46496 51038 51793 54964 57967 59192 61516 62816 66248 67648 70304 71197 71344 75556 75712 81368 81536 92992 96187 102076 103586 107653 109928 115934 118384 123032 125632 132223 132496 135296 140608 142394 142688 151112 151424 162736 178633 185984 192374 204152 207172 215306 219403 219856 231868 236768 245557 246064 251264 264446 264992 281216 284788 285376 302224 325472 331747 357266 384748 408304 414344 430612 438806 439712 463736 473536 491114 492128 498379 528892 529984 569576 570752 604448 650944 663494 673309 714532 753571 769496 816608 828688 861224 877612 879424 925561 927472 947072 982228 984256 996758 1057784 1059968 1139152 1208896 1250431 1301888 1326988 1346618 1429064 1507142 1535821 1538992 1633216 1657376 1718899 1722448 1755224 1758848 1851122 1854944 1964456 1968512 1993516 2115568 2278304 2322229 2417792 2500862 2653976 2693236 2852239 2858128 3014284 3071642 3077984 3192241 3266432 3314752 3437798 3444896 3510448 3702244 3709888 3928912 3987032 4231136 4556608 4644458 5001724 5307952 5386472 5704478 5716256 6028568 6143284 6155968 6384482 6478927 6629504 6875596 6889792 7020896 7404488 7419776 7857824 7974064 8462272 8753017 9113216 9288916 10003448 10615904 10750747 10772944 11408956 11432512 12032293 12057136 12286568 12311936 12768964 12957854 13751192 13779584 14041792 14808976 15715648 15948128 16255603 16924544 17506034 18577832 19965673 20006896 21231808 21501494 21545888 22345687 22817912 22865024 24064586 24114272 24573136 25537928 25915708 27502384 28083584 29617952 31431296 31896256 32511206 35012068 37079107 37155664 39931346 40013792 42463616 43002988 43091776 44691374 45635824 48129172 48228544 49146272 51075856 51831416 55004768 59235904 63792512 65022412 70024136 74158214 74311328 75255229 79862692 80027584 84226051 86005976 86183552 89382748 91271648 96258344 96457088 98292544 102151712 103662832 110009536 113789221 118471808 130044824 139759711 140048272 148316428 148622656 150510458 156419809 159725384 160055168 168452102 172011952 178765496 182543296 192516688 196585088 204303424 207325664 220019072 227578442 259553749 260089648 279519422 280096544 296632856 297245312 301020916 312839618 319450768 336904204 344023904 357530992 365086592 385033376 408606848 414651328 455156884 482028391 519107498 520179296 559038844 560193088 593265712 602041832 625679236 638901536 673808408 688047808 715061984 770066752 829302656 910313768 964056782 978317977 1038214996 1040358592 1094938663 1118077688 1120386176 1186531424 1204083664 1251358472 1277803072 1347616816 1376095616 1430123968 1540133504 1816876243 1820627536 1928113564 1956635954 2076429992 2080717184 2189877326 2236155376 2373062848 2408167328 2502716944 2555606144 2695233632 2860247936 3374198737 3633752486 3641255072 3856227128 3913271908 4152859984 4379754652 4472310752 4746125696 4816334656 5005433888 5390467264 6748397474 7267504972 7282510144 7712454256 7826543816 8305719968 8759509304 8944621504 9632669312 10010867776 10780934528 12718133701 13496794948 14535009944 14565020288 15424908512 15653087632 16611439936 17519018608 17889243008 20021735552 23619391159 25436267402 26993589896 29070019888 30849817024 31306175264 33222879872 35038037216 47238782318 50872534804 53987179792 58140039776 61699634048 62612350528 70076074432 94477564636 101745069608 107974359584 116280079552 125224701056 140152148864 165335738113 188955129272 203490139216 215948719168 232560159104 330671476226 377910258544 406980278432 431897438336 661342952452 755820517088 813960556864 1322685904904 1511641034176 1627921113728 2645371809808 3023282068352 5290743619616 10581487239232 21162974478464
• Sum of all divisors σ(n): 53651902080000
• Sum of proper divisors (its aliquot sum) s(n): 32488927601536
• 21162974478464 is an abundant number, because the sum of its proper divisors (32488927601536) is greater than itself. Its abundance is 11325953123072

Bases of 21162974478464

• Binary: 100110011111101100011100100111000000010000000₂
• Hexadecimal: 0x133F63938080
• Base-36: 7I24WLC3K

Squares and roots of 21162974478464

• 21162974478464 squared (21162974478464²) is 447871488776118612799799296
• 21162974478464 cubed (21162974478464³) is 9478292886600674029375035661109474361344
• The square root of 21162974478464 is 4600323.3015152317
• The cube root of 21162974478464 is 27660.4284401141

Scales and comparisons

• 21,162,974,478,464 seconds is equal to 672,917 years, 6 weeks, 4 days, 5 hours, 47 minutes, 44 seconds.
• To count from 1 to 21,162,974,478,464 would take you about one million, six hundred eighty-two thousand, two hundred ninety-two 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 21162974478464 cubic inches would be around 2305 feet tall.

Recreational maths with 21162974478464

• 21162974478464 backwards is 46487447926112
• The number of decimal digits it has is: 14
• The sum of 21162974478464's digits is 65
• More coming soon!