820485199872

Names of 820485199872

• Cardinal: 820485199872 can be written as Eight hundred twenty billion, four hundred eighty-five million, one hundred ninety-nine thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 8.20485199872 × 10¹¹

Factors of 820485199872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 4140

Divisors of 820485199872

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 31 32 36 39 48 52 54 62 64 72 78 81 93 96 104 108 117 124 128 144 156 162 186 192 208 216 234 243 248 256 279 288 312 324 351 372 384 403 416 432 468 486 496 512 558 576 624 648 702 744 768 806 832 837 864 936 972 992 1024 1053 1116 1152 1209 1248 1296 1404 1488 1536 1612 1664 1674 1728 1872 1944 1984 2048 2106 2232 2304 2418 2496 2511 2592 2808 2976 3072 3159 3224 3328 3348 3456 3627 3744 3888 3968 4091 4212 4464 4608 4836 4992 5022 5184 5616 5952 6144 6318 6448 6656 6696 6912 7254 7488 7533 7776 7936 8182 8424 8928 9216 9672 9984 10044 10368 10881 11232 11904 12273 12636 12896 13312 13392 13824 14508 14976 15066 15552 15872 16364 16848 17856 18432 19344 19968 20088 20736 21762 22464 23808 24546 25272 25792 26624 26784 27648 29016 29952 30132 31104 31744 32643 32728 33696 35712 36819 38688 39936 40176 41472 43524 44928 47616 49092 50544 51584 53183 53568 55296 58032 59904 60264 62208 63488 65286 65456 67392 71424 73638 77376 79872 80352 82944 87048 89856 95232 97929 98184 101088 103168 106366 107136 110457 116064 119808 120528 124416 126821 130572 130912 134784 142848 147276 154752 159549 160704 165888 174096 179712 190464 195858 196368 202176 206336 212732 214272 220914 232128 239616 241056 248832 253642 261144 261824 269568 285696 294552 309504 319098 321408 331371 348192 359424 380463 391716 392736 404352 412672 425464 428544 441828 464256 478647 482112 497664 507284 522288 523648 539136 571392 589104 619008 638196 642816 662742 696384 718848 760926 783432 785472 808704 825344 850928 857088 883656 928512 957294 964224 994113 1014568 1044576 1047296 1078272 1141389 1178208 1238016 1276392 1285632 1325484 1392768 1435941 1521852 1566864 1570944 1617408 1648673 1701856 1714176 1767312 1857024 1914588 1928448 1988226 2029136 2089152 2094592 2156544 2282778 2356416 2476032 2552784 2571264 2650968 2785536 2871882 3043704 3133728 3141888 3234816 3297346 3403712 3424167 3534624 3714048 3829176 3856896 3976452 4058272 4178304 4189184 4307823 4565556 4712832 4946019 5105568 5142528 5301936 5571072 5743764 6087408 6267456 6283776 6469632 6594692 6807424 6848334 7069248 7428096 7658352 7713792 7952904 8116544 8356608 8378368 8615646 9131112 9425664 9892038 10211136 10272501 10603872 11142144 11487528 12174816 12534912 12567552 12923469 13189384 13614848 13696668 14138496 14838057 15316704 15427584 15905808 16233088 16713216 17231292 18262224 18851328 19784076 20422272 20545002 21207744 22284288 22975056 24349632 25069824 25135104 25846938 26378768 27229696 27393336 28276992 29676114 30633408 30817503 31811616 32466176 33426432 34462584 36524448 37702656 39568152 40844544 41090004 42415488 44514171 45950112 48699264 50139648 51693876 52757536 54459392 54786672 56553984 59352228 61266816 61635006 63623232 64932352 66852864 68925168 73048896 75405312 79136304 81689088 82180008 84830976 89028342 91900224 97398528 100279296 103387752 105515072 108918784 109573344 113107968 118704456 122533632 123270012 127246464 129864704 133542513 137850336 146097792 158272608 163378176 164360016 169661952 178056684 183800448 194797056 200558592 206775504 211030144 219146688 226215936 237408912 245067264 246540024 254492928 259729408 267085026 275700672 292195584 316545216 326756352 328720032 339323904 356113368 367600896 389594112 400627539 413551008 422060288 438293376 474817824 490134528 493080048 508985856 534170052 551401344 584391168 633090432 657440064 678647808 712226736 735201792 779188224 801255078 827102016 844120576 876586752 949635648 980269056 986160096 1017971712 1068340104 1102802688 1168782336 1266180864 1314880128 1424453472 1470403584 1602510156 1654204032 1688241152 1753173504 1899271296 1972320192 2035943424 2136680208 2205605376 2337564672 2532361728 2629760256 2848906944 2940807168 3205020312 3308408064 3376482304 3506347008 3798542592 3944640384 4273360416 4411210752 5064723456 5259520512 5697813888 6410040624 6616816128 7012694016 7597085184 7889280768 8546720832 8822421504 10129446912 10519041024 11395627776 12820081248 13233632256 15194170368 15778561536 17093441664 21038082048 22791255552 25640162496 26467264512 30388340736 31557123072 34186883328 45582511104 51280324992 63114246144 68373766656 91165022208 102560649984 136747533312 205121299968 273495066624 410242599936 820485199872
• Sum of all divisors σ(n): 2732555105280
• Sum of proper divisors (its aliquot sum) s(n): 1912069905408
• 820485199872 is an abundant number, because the sum of its proper divisors (1912069905408) is greater than itself. Its abundance is 1091584705536

Bases of 820485199872

• Binary: 1011111100001000101110101001100000000000₂
• Hexadecimal: 0xBF08BA9800
• Base-36: AGXBPC00

Squares and roots of 820485199872

• 820485199872 squared (820485199872²) is 673195963208995788816384
• 820485199872 cubed (820485199872³) is 552347324426556468295417128548302848
• The square root of 820485199872 is 905806.3810064489
• The cube root of 820485199872 is 9361.7473660813

Scales and comparisons

• 820,485,199,872 seconds is equal to 26,088 years, 46 weeks, 2 days, 11 hours, 31 minutes, 12 seconds.
• To count from 1 to 820,485,199,872 would take you about fifty-two thousand, one hundred seventy-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 820485199872 cubic inches would be around 780.1 feet tall.

Recreational maths with 820485199872

• 820485199872 backwards is 278991584028
• The number of decimal digits it has is: 12
• The sum of 820485199872's digits is 63
• More coming soon!