1388221195522129664

Names of 1388221195522129664

• Cardinal: 1388221195522129664 can be written as One quintillion, three hundred eighty-eight quadrillion, two hundred twenty-one trillion, one hundred ninety-five billion, five hundred twenty-two million, one hundred twenty-nine thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.388221195522129664 × 10¹⁸

Factors of 1388221195522129664

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 5337492

Divisors of 1388221195522129664

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 8 16 29 32 58 61 64 116 122 128 232 244 256 464 488 683 841 928 976 1366 1682 1769 1856 1952 2732 3364 3538 3712 3904 5464 6728 7076 7424 7808 10928 13456 14152 15616 19807 21856 24389 26912 28304 39614 41663 43712 48778 51301 53824 56608 79228 83326 87424 97556 102602 107648 113216 158456 166652 174848 195112 205204 215296 226432 316912 333304 390224 410408 452864 574403 633824 666608 780448 820816 1148806 1208227 1267648 1333216 1487729 1560896 1641632 2297612 2416454 2535296 2666432 2975458 3121792 3283264 4595224 4832908 5070592 5332864 5336717 5950916 6243584 6566528 9190448 9665816 10665728 10673434 11901832 13133056 16657687 18380896 19331632 21346868 23803664 33315374 35038583 36761792 38663264 42693736 47607328 66630748 70077166 73523584 77326528 85387472 95214656 133261496 140154332 147047168 154653056 154764793 170774944 190429312 266522992 280308664 309306112 309529586 325539737 341549888 380858624 533045984 560617328 619059172 651079474 683099776 1016118907 1066091968 1121234656 1238118344 1302158948 1366199552 2032237814 2132183936 2242469312 2476236688 2604317896 3644977711 4064475628 4264367872 4484938624 4488178997 4952473376 5208635792 7289955422 8128951256 8969877248 8976357994 9440652373 9904946752 10417271584 14579910844 16257902512 17952715988 18881304746 19809893504 20834543168 29159821688 32515805024 35905431976 37762609492 39619787008 41669086336 58319643376 65031610048 71810863952 75525218984 83338172672 105704353619 116639286752 130063220096 130157190913 143621727904 151050437968 211408707238 222343640371 233278573504 260126440192 260314381826 273778918817 287243455808 302100875936 422817414476 444687280742 466557147008 520628763652 547557837634 574486911616 604201751872 845634828952 889374561484 933114294016 1041257527304 1095115675268 1148973823232 1208403503744 1691269657904 1778749122968 2082515054608 2190231350536 2416807007488 3065426254951 3382539315808 3557498245936 4165030109216 4380462701072 6130852509902 6447965570759 6765078631616 7114996491872 7939588645693 8330060218432 8760925402144 12261705019804 12895931141518 13530157263232 14229992983744 15879177291386 16660120436864 17521850804288 24523410039608 25791862283036 27060314526464 28459985967488 31758354582772 33320240873728 35043701608576 49046820079216 51583724566072 56919971934976 63516709165544 70087403217152 88897361393579 98093640158432 103167449132144 127033418331088 177794722787158 186991001552011 196187280316864 206334898264288 254066836662176 355589445574316 373982003104022 392374560633728 412669796528576 508133673324352 711178891148632 747964006208044 784749121267456 825339593057152 1016267346648704 1422357782297264 1495928012416088 1650679186114304 2032534693297408 2844715564594528 2991856024832176 5422739045008319 5689431129189056 5983712049664352 10845478090016638 11378862258378112 11967424099328704 21690956180033276 22757724516756224 23934848198657408 43381912360066552 47869696397314816 86763824720133104 173527649440266208 347055298880532416 694110597761064832 1388221195522129664
• Sum of all divisors σ(n): 2921300898137979840
• Sum of proper divisors (its aliquot sum) s(n): 1533079702615850176
• 1388221195522129664 is an abundant number, because the sum of its proper divisors (1533079702615850176) is greater than itself. Its abundance is 144858507093720512

Bases of 1388221195522129664

• Binary: 1001101000011111100111101001001111100110000111011111100000000₂
• Hexadecimal: 0x1343F3D27CC3BF00
• Base-36: AJOZCD4CRUGW

Squares and roots of 1388221195522129664

• 1388221195522129664 squared (1388221195522129664²) is 1927158087696890957478676346028752896
• 1388221195522129664 cubed (1388221195522129664³) is 2675321704462719167579802473575248417361571203927506944
• The square root of 1388221195522129664 is 1178227989.6192118829
• The cube root of 1388221195522129664 is 1115542.7644360087

Scales and comparisons

• 1,388,221,195,522,129,664 seconds is equal to 44,141,139,967 years, 26 weeks, 2 days, 19 hours, 7 minutes, 44 seconds.
• To count from 1 to 1,388,221,195,522,129,664 would take you about one hundred fifty-four billion, four hundred ninety-three million, nine hundred eighty-nine thousand, eight hundred eighty-six 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 1388221195522129664 cubic inches would be around 92961.9 feet tall.

Recreational maths with 1388221195522129664

• 1388221195522129664 backwards is 4669212255911228831
• The number of decimal digits it has is: 19
• The sum of 1388221195522129664's digits is 77
• More coming soon!