21990320743680

Names of 21990320743680

• Cardinal: 21990320743680 can be written as Twenty-one trillion, nine hundred ninety billion, three hundred twenty million, seven hundred forty-three thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.199032074368 × 10¹³

Factors of 21990320743680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 3354

Divisors of 21990320743680

• Number of divisors d(n): 1440
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 27 30 31 32 34 36 40 45 48 51 54 60 62 64 68 72 80 81 85 90 93 96 102 108 120 124 127 128 135 136 144 153 155 160 162 170 180 186 192 204 216 240 248 254 255 256 270 272 279 288 306 310 320 324 340 360 372 381 384 405 408 432 459 465 480 496 508 510 527 540 544 558 576 612 620 635 640 648 680 720 744 762 765 768 810 816 837 864 918 930 960 992 1016 1020 1054 1080 1088 1116 1143 1152 1224 1240 1270 1280 1296 1360 1377 1395 1440 1488 1524 1530 1581 1620 1632 1674 1728 1836 1860 1905 1920 1984 2032 2040 2108 2159 2160 2176 2232 2286 2295 2304 2448 2480 2511 2540 2592 2635 2720 2754 2790 2880 2976 3048 3060 3162 3169 3240 3264 3348 3429 3456 3672 3720 3810 3840 3937 3968 4064 4080 4185 4216 4318 4320 4352 4464 4572 4590 4743 4896 4960 5022 5080 5184 5270 5440 5508 5580 5715 5760 5952 6096 6120 6324 6338 6477 6480 6528 6696 6858 6885 6912 7344 7440 7620 7874 7905 7936 8128 8160 8370 8432 8636 8640 8928 9144 9180 9486 9507 9792 9920 10044 10160 10287 10368 10540 10795 10880 11016 11160 11430 11520 11811 11904 12192 12240 12555 12648 12676 12954 12960 13056 13392 13716 13770 14229 14688 14880 15240 15748 15810 15845 16256 16320 16740 16864 17145 17272 17280 17856 18288 18360 18972 19014 19431 19584 19685 19840 20088 20320 20574 20736 21080 21590 21760 22032 22320 22860 23622 23715 23808 24384 24480 25110 25296 25352 25908 25920 26784 27432 27540 28458 28521 29376 29760 30480 31496 31620 31690 32385 32512 32640 33480 33728 34290 34544 34560 35433 35712 36576 36720 37944 38028 38862 39168 39370 39680 40176 40640 41148 42160 42687 43180 44064 44640 45720 47244 47430 47535 48768 48960 50220 50592 50704 51435 51816 51840 53568 53873 54864 55080 56916 57042 58293 58752 59055 59520 60960 62992 63240 63380 64770 65280 66929 66960 67456 68580 69088 70866 71145 71424 73152 73440 75888 76056 77724 78740 80352 81280 82296 84320 85374 85563 86360 88128 89280 91440 94488 94860 95070 97155 97536 97920 98239 100440 101184 101408 102870 103632 103680 106299 107136 107746 109728 110160 113832 114084 116586 117504 118110 119040 121920 125984 126480 126760 129540 133858 133920 134912 137160 138176 141732 142290 142605 146304 146880 151776 152112 155448 157480 160704 161619 162560 164592 168640 170748 171126 172720 174879 176256 177165 178560 182880 188976 189720 190140 194310 195840 196478 200787 200880 202368 202816 205740 207264 212598 213435 214272 215492 219456 220320 227664 228168 233172 236220 243840 251968 252960 253520 256689 259080 267716 267840 269365 274320 276352 283464 284580 285210 291465 292608 293760 294717 303552 304224 310896 314960 318897 321408 323238 329184 334645 337280 341496 342252 345440 349758 352512 354330 357120 365760 377952 379440 380280 388620 392956 401574 401760 402463 404736 405632 411480 414528 425196 426870 427815 430984 438912 440640 455328 456336 466344 472440 484857 487680 491195 503936 505920 507040 513378 518160 531495 535432 535680 538730 548640 552704 566928 569160 570420 582930 587520 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10105845930 10180704048 10185419520 10431840960 10779568992 10822008240 11083831020 11453292054 11543475456 11822753088 11977298880 12725880060 13136392320 13474461240 13574272064 13909121280 14372758656 14429344320 14778441360 15271056072 15763670784 15969731840 16169353488 16967840080 17179938081 17315213184 17734129632 17965948320 19088820090 19239125760 19704588480 20211691860 20361408096 20863681920 21559137984 21644016480 22167662040 22906584108 23645506176 23954597760 25451760120 26272784640 26948922480 27148544128 28633230135 28745517312 28858688640 29556882720 30542112144 32338706976 33935680160 34359876162 34630426368 35468259264 35931896640 38177640180 39409176960 40423383720 40722816192 41727363840 43118275968 43288032960 44335324080 45813168216 47291012352 47909195520 50903520240 53897844960 54297088256 57266460270 57717377280 59113765440 61084224288 64677413952 67871360320 68719752324 70936518528 71863793280 76355280360 78818353920 80846767440 81445632384 85899690405 86236551936 86576065920 88670648160 91626336432 101807040480 107795689920 114532920540 118227530880 122168448576 129354827904 135742720640 137439504648 141873037056 143727586560 152710560720 161693534880 162891264768 171799380810 173152131840 177341296320 183252672864 203614080960 215591379840 229065841080 236455061760 244336897152 258709655808 271485441280 274879009296 305421121440 323387069760 343598761620 354682592640 366505345728 407228161920 431182759680 458131682160 488673794304 549758018592 610842242880 646774139520 687197523240 709365185280 733010691456 814456323840 916263364320 1099516037184 1221684485760 1293548279040 1374395046480 1466021382912 1832526728640 2199032074368 2443368971520 2748790092960 3665053457280 4398064148736 5497580185920 7330106914560 10995160371840 21990320743680
• Sum of all divisors σ(n): 86706016911360
• Sum of proper divisors (its aliquot sum) s(n): 64715696167680
• 21990320743680 is an abundant number, because the sum of its proper divisors (64715696167680) is greater than itself. Its abundance is 42725375424000

Bases of 21990320743680

• Binary: 101000000000000000101010000011010010100000000₂
• Hexadecimal: 0x14000541A500
• Base-36: 7SM7P7400

Squares and roots of 21990320743680

• 21990320743680 squared (21990320743680²) is 483574206409922908259942400
• 21990320743680 cubed (21990320743680³) is 10633951902324721750898244972321964032000
• The square root of 21990320743680 is 4689383.8341172287
• The cube root of 21990320743680 is 28016.2833617949

Scales and comparisons

• 21,990,320,743,680 seconds is equal to 699,224 years, 9 weeks, 2 days, 4 hours, 48 minutes.
• To count from 1 to 21,990,320,743,680 would take you about one million, seven hundred forty-eight thousand and sixty 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 21990320743680 cubic inches would be around 2334.7 feet tall.

Recreational maths with 21990320743680

• 21990320743680 backwards is 08634702309912
• 21990320743680 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21990320743680's digits is 54
• More coming soon!