164561390320768

Names of 164561390320768

• Cardinal: 164561390320768 can be written as One hundred sixty-four trillion, five hundred sixty-one billion, three hundred ninety million, three hundred twenty thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.64561390320768 × 10¹⁴

Factors of 164561390320768

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 667

Divisors of 164561390320768

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 41 49 56 64 82 98 112 128 164 196 224 287 328 392 448 574 617 656 784 896 1148 1234 1312 1568 1681 2009 2296 2468 2624 3136 3362 4018 4319 4592 4936 5248 6272 6724 8036 8638 9184 9872 11767 13448 16072 17276 18368 19744 23534 25297 26896 30233 32144 34552 36736 39488 47068 50594 53792 60466 64288 68921 69104 78976 82369 94136 101188 107584 120932 128576 137842 138208 164738 177079 188272 202376 215168 241864 257152 275684 276416 329476 354158 376544 380689 404752 482447 483728 551368 552832 658952 708316 753088 761378 809504 964894 967456 1037177 1102736 1239553 1317904 1416632 1506176 1522756 1619008 1929788 1934912 2074354 2205472 2479106 2635808 2664823 2833264 3045512 3238016 3377129 3859576 3869824 4148708 4410944 4958212 5271616 5329646 5666528 6091024 6754258 7260239 7719152 8297416 8821888 9916424 10543232 10659292 11333056 12182048 13508516 14520478 15438304 15608249 16594832 18653761 19832848 21318584 22666112 24364096 27017032 29040956 30876608 31216498 33189664 37307522 39665696 42524257 42637168 48728192 50821673 54034064 58081912 61753216 62432996 66379328 74615044 79331392 85048514 85274336 101643346 108068128 109257743 116163824 124865992 132758656 149230088 158662784 170097028 170548672 203286692 216136256 218515486 232327648 249731984 297669799 298460176 340194056 341097344 406573384 432272512 437030972 464655296 499463968 595339598 596920352 639938209 680388112 764804201 813146768 874061944 929310592 998927936 1190679196 1193840704 1279876418 1360776224 1529608402 1626293536 1748123888 1997855872 2083688593 2381358392 2387681408 2559752836 2721552448 3059216804 3252587072 3496247776 4167377186 4479567463 4762716784 5119505672 5443104896 6118433608 6505174144 6992495552 8334754372 8959134926 9525433568 10239011344 12236867216 13984991104 16669508744 17918269852 19050867136 20478022688 24473734432 26237466569 31356972241 33339017488 35836539704 38101734272 40956045376 48947468864 52474933138 62713944482 66678034976 71673079408 81912090752 97894937728 104949866276 125427888964 133356069952 143346158816 183662265983 209899732552 250855777928 266712139904 286692317632 367324531966 419799465104 501711555856 573384635264 734649063932 839598930208 1003423111712 1285635861881 1469298127864 1679197860416 2006846223424 2571271723762 2938596255728 3358395720832 4013692446848 5142543447524 5877192511456 10285086895048 11754385022912 20570173790096 23508770045824 41140347580192 82280695160384 164561390320768
• Sum of all divisors σ(n): 391530046575780
• Sum of proper divisors (its aliquot sum) s(n): 226968656255012
• 164561390320768 is an abundant number, because the sum of its proper divisors (226968656255012) is greater than itself. Its abundance is 62407265934244

Bases of 164561390320768

• Binary: 100101011010101011101111001101101011110010000000₂
• Hexadecimal: 0x95AAEF36BC80
• Base-36: 1MBYGIY4CG

Squares and roots of 164561390320768

• 164561390320768 squared (164561390320768²) is 27080451184304155997932109824
• 164561390320768 cubed (164561390320768³) is 4456396697402780259283420629414782364024832
• The square root of 164561390320768 is 12828148.3590098849
• The cube root of 164561390320768 is 54799.4226146351

Scales and comparisons

• 164,561,390,320,768 seconds is equal to 5,232,543 years, 9 weeks, 6 days, 7 hours, 19 minutes, 28 seconds.
• To count from 1 to 164,561,390,320,768 would take you about thirteen million, eighty-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 164561390320768 cubic inches would be around 4566.6 feet tall.

Recreational maths with 164561390320768

• 164561390320768 backwards is 867023093165461
• The number of decimal digits it has is: 15
• The sum of 164561390320768's digits is 61
• More coming soon!