21980716728320

Names of 21980716728320

• Cardinal: 21980716728320 can be written as Twenty-one trillion, nine hundred eighty billion, seven hundred sixteen million, seven hundred twenty-eight thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.198071672832 × 10¹³

Factors of 21980716728320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 26
• Sum of prime factors: 750

Divisors of 21980716728320

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 17 20 28 32 34 35 40 49 56 64 68 70 80 85 98 112 119 128 136 140 160 170 196 224 238 245 256 272 280 320 340 343 392 448 476 490 512 544 560 595 640 680 686 719 784 833 896 952 980 1024 1088 1120 1190 1280 1360 1372 1438 1568 1666 1715 1792 1904 1960 2048 2176 2240 2380 2560 2720 2744 2876 3136 3332 3430 3584 3595 3808 3920 4096 4165 4352 4480 4760 5033 5120 5440 5488 5752 5831 6272 6664 6860 7168 7190 7616 7840 8192 8330 8704 8960 9520 10066 10240 10880 10976 11504 11662 12223 12544 13328 13720 14336 14380 15232 15680 16384 16660 17408 17920 19040 20132 20480 21760 21952 23008 23324 24446 25088 25165 26656 27440 28672 28760 29155 30464 31360 32768 33320 34816 35231 35840 38080 40264 40960 43520 43904 46016 46648 48892 50176 50330 53312 54880 57344 57520 58310 60928 61115 62720 65536 66640 69632 70462 71680 76160 80528 81920 85561 87040 87808 92032 93296 97784 100352 100660 106624 109760 114688 115040 116620 121856 122230 125440 131072 133280 139264 140924 143360 152320 161056 163840 171122 174080 175616 176155 184064 186592 195568 200704 201320 213248 219520 229376 230080 233240 243712 244460 246617 250880 262144 266560 278528 281848 286720 304640 322112 327680 342244 348160 351232 352310 368128 373184 391136 401408 402640 426496 427805 439040 458752 460160 466480 487424 488920 493234 501760 524288 533120 557056 563696 573440 598927 609280 644224 655360 684488 696320 702464 704620 736256 746368 782272 802816 805280 852992 855610 878080 917504 920320 932960 974848 977840 986468 1003520 1048576 1066240 1114112 1127392 1146880 1197854 1218560 1233085 1288448 1310720 1368976 1392640 1404928 1409240 1472512 1492736 1564544 1605632 1610560 1705984 1711220 1756160 1835008 1840640 1865920 1949696 1955680 1972936 2007040 2132480 2228224 2254784 2293760 2395708 2437120 2466170 2576896 2621440 2737952 2785280 2809856 2818480 2945024 2985472 2994635 3129088 3211264 3221120 3411968 3422440 3512320 3670016 3681280 3731840 3899392 3911360 3945872 4014080 4192489 4264960 4456448 4509568 4587520 4791416 4874240 4932340 5153792 5242880 5475904 5570560 5619712 5636960 5890048 5970944 5989270 6258176 6422528 6442240 6823936 6844880 7024640 7340032 7362560 7463680 7798784 7822720 7891744 8028160 8384978 8529920 8912896 9019136 9175040 9582832 9748480 9864680 10307584 10951808 11141120 11239424 11273920 11780096 11941888 11978540 12516352 12845056 12884480 13647872 13689760 14049280 14725120 14927360 15597568 15645440 15783488 16056320 16769956 17059840 17825792 18038272 18350080 19165664 19496960 19729360 20615168 20962445 21903616 22282240 22478848 22547840 23560192 23883776 23957080 25032704 25690112 25768960 27295744 27379520 28098560 29450240 29854720 31195136 31290880 31566976 32112640 33539912 34119680 36076544 36700160 38331328 38993920 39458720 41230336 41924890 43807232 44564480 44957696 45095680 47120384 47767552 47914160 50065408 51380224 51537920 54591488 54759040 56197120 58900480 59709440 62390272 62581760 63133952 64225280 67079824 68239360 72153088 76662656 77987840 78917440 82460672 83849780 87614464 89128960 89915392 90191360 94240768 95535104 95828320 100130816 103075840 109182976 109518080 112394240 117800960 119418880 124780544 125163520 126267904 128450560 134159648 136478720 144306176 153325312 155975680 157834880 164921344 167699560 175228928 179830784 180382720 188481536 191070208 191656640 200261632 206151680 218365952 219036160 224788480 235601920 238837760 250327040 252535808 256901120 268319296 272957440 288612352 306650624 311951360 315669760 329842688 335399120 350457856 359661568 360765440 376963072 382140416 383313280 400523264 412303360 436731904 438072320 449576960 471203840 477675520 500654080 505071616 536638592 545914880 577224704 613301248 623902720 631339520 659685376 670798240 700915712 721530880 753926144 764280832 766626560 801046528 824606720 873463808 876144640 899153920 942407680 955351040 1001308160 1010143232 1073277184 1091829760 1154449408 1226602496 1262679040 1319370752 1341596480 1401831424 1443061760 1528561664 1533253120 1602093056 1649213440 1752289280 1798307840 1884815360 1910702080 2002616320 2020286464 2146554368 2183659520 2308898816 2453204992 2525358080 2638741504 2683192960 2803662848 2886123520 3057123328 3066506240 3204186112 3298426880 3504578560 3769630720 3821404160 4005232640 4040572928 4293108736 4367319040 4617797632 4906409984 5050716160 5277483008 5366385920 5607325696 5772247040 6114246656 6133012480 6408372224 6596853760 7009157120 7642808320 8010465280 8081145856 8586217472 9235595264 9812819968 10101432320 10732771840 11214651392 11544494080 12266024960 12816744448 13193707520 14018314240 15285616640 16020930560 16162291712 17172434944 18471190528 19625639936 20202864640 21465543680 22429302784 23088988160 24532049920 26387415040 28036628480 30571233280 32041861120 32324583424 34344869888 36942381056 39251279872 40405729280 42931087360 44858605568 46177976320 49064099840 56073256960 64083722240 64649166848 68689739776 78502559744 80811458560 85862174720 89717211136 92355952640 98128199680 112146513920 129298333696 137379479552 157005119488 161622917120 171724349440 184711905280 196256399360 224293027840 258596667392 274758959104 314010238976 323245834240 343448698880 392512798720 448586055680 549517918208 628020477952 646491668480 686897397760 785025597440 1099035836416 1292983336960 1373794795520 1570051194880 2198071672832 2747589591040 3140102389760 4396143345664 5495179182080 10990358364160 21980716728320
• Sum of all divisors σ(n): 65229784704000
• Sum of proper divisors (its aliquot sum) s(n): 43249067975680
• 21980716728320 is an abundant number, because the sum of its proper divisors (43249067975680) is greater than itself. Its abundance is 21268351247360

Bases of 21980716728320

• Binary: 100111111110111001000110100000000000000000000₂
• Hexadecimal: 0x13FDC8D00000
• Base-36: 7SHSV7QBK

Squares and roots of 21980716728320

• 21980716728320 squared (21980716728320²) is 483151907890646684690022400
• 21980716728320 cubed (21980716728320³) is 10620025224091661387428723801475514368000
• The square root of 21980716728320 is 4688359.7055174851
• The cube root of 21980716728320 is 28012.2041732089

Scales and comparisons

• 21,980,716,728,320 seconds is equal to 698,918 years, 41 weeks, 4 days, 14 hours, 45 minutes, 20 seconds.
• To count from 1 to 21,980,716,728,320 would take you about one million, seven hundred forty-seven thousand, two hundred ninety-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 21980716728320 cubic inches would be around 2334.4 feet tall.

Recreational maths with 21980716728320

• 21980716728320 backwards is 02382761708912
• 21980716728320 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21980716728320's digits is 56
• More coming soon!