221397240384

Names of 221397240384

• Cardinal: 221397240384 can be written as Two hundred twenty-one billion, three hundred ninety-seven million, two hundred forty thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 2.21397240384 × 10¹¹

Factors of 221397240384

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 2394

Divisors of 221397240384

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 27 31 32 36 38 48 54 57 62 64 72 76 81 93 96 108 114 124 144 152 162 171 186 192 216 228 248 279 288 304 324 342 372 432 456 496 513 558 576 589 608 648 684 744 837 864 912 961 992 1026 1116 1178 1216 1296 1368 1488 1539 1674 1728 1767 1824 1922 1984 2052 2232 2339 2356 2511 2592 2736 2883 2976 3078 3348 3534 3648 3844 4104 4464 4678 4712 5022 5184 5301 5472 5766 5952 6156 6696 7017 7068 7688 8208 8649 8928 9356 9424 10044 10602 10944 11532 12312 13392 14034 14136 15376 15903 16416 17298 17856 18259 18712 18848 20088 21051 21204 23064 24624 25947 26784 28068 28272 30752 31806 32832 34596 36518 37424 37696 40176 42102 42408 44441 46128 47709 49248 51894 53568 54777 56136 56544 61504 63153 63612 69192 72509 73036 74848 77841 80352 84204 84816 88882 92256 95418 98496 103788 109554 112272 113088 126306 127224 133323 138384 145018 146072 149696 155682 160704 164331 168408 169632 177764 184512 189459 190836 207576 217527 219108 224544 252612 254448 266646 276768 290036 292144 311364 328662 336816 339264 355528 378918 381672 399969 415152 435054 438216 449088 492993 505224 508896 533292 553536 580072 584288 622728 652581 657324 673632 711056 757836 763344 799938 830304 870108 876432 985986 1010448 1017792 1066584 1160144 1168576 1199907 1245456 1305162 1314648 1347264 1377671 1422112 1478979 1515672 1526688 1599876 1660608 1740216 1752864 1957743 1971972 2020896 2133168 2247779 2320288 2399814 2490912 2610324 2629296 2755342 2844224 2957958 3031344 3053376 3199752 3480432 3505728 3599721 3915486 3943944 4041792 4133013 4266336 4495558 4640576 4799628 4981824 5220648 5258592 5510684 5873229 5915916 6062688 6399504 6743337 6960864 7199442 7830972 7887888 8266026 8532672 8991116 9599256 10441296 10517184 11021368 11746458 11831832 12125376 12399039 12799008 13486674 13921728 14398884 15661944 15775776 16532052 17982232 19198512 20230011 20882592 22042736 23492916 23663664 24798078 25598016 26973348 28797768 31323888 31551552 33064104 35964464 37197117 38397024 40460022 41765184 42707801 44085472 46985832 47327328 49596156 53946696 57595536 60690033 62647776 66128208 71928928 74394234 76794048 80920044 85415602 88170944 93971664 94654656 99192312 107893392 111591351 115191072 121380066 125295552 128123403 132256416 143857856 148788468 161840088 170831204 182070099 187943328 198384624 215786784 223182702 230382144 242760132 256246806 264512832 297576936 323680176 341662408 364140198 375886656 384370209 396769248 431573568 446365404 485520264 512493612 595153872 647360352 683324816 728280396 768740418 793538496 892730808 971040528 1024987224 1153110627 1190307744 1294720704 1366649632 1456560792 1537480836 1785461616 1942081056 2049974448 2306221254 2380615488 2733299264 2913121584 3074961672 3459331881 3570923232 3884162112 4099948896 4612442508 5826243168 6149923344 6918663762 7141846464 8199897792 9224885016 11652486336 12299846688 13837327524 18449770032 24599693376 27674655048 36899540064 55349310096 73799080128 110698620192 221397240384
• Sum of all divisors σ(n): 714141370800
• Sum of proper divisors (its aliquot sum) s(n): 492744130416
• 221397240384 is an abundant number, because the sum of its proper divisors (492744130416) is greater than itself. Its abundance is 271346890032

Bases of 221397240384

• Binary: 11001110001100010011011100101001000000₂
• Hexadecimal: 0x338C4DCA40
• Base-36: 2TPI7800

Squares and roots of 221397240384

• 221397240384 squared (221397240384²) is 49016738049650680467456
• 221397240384 cubed (221397240384³) is 10852170536818071030682529520943104
• The square root of 221397240384 is 470528.6817867749
• The cube root of 221397240384 is 6049.5638907371

Scales and comparisons

• 221,397,240,384 seconds is equal to 7,039 years, 38 weeks, 6 days, 1 hour, 26 minutes, 24 seconds.
• To count from 1 to 221,397,240,384 would take you about fourteen thousand and seventy-nine 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 221397240384 cubic inches would be around 504.1 feet tall.

Recreational maths with 221397240384

• 221397240384 backwards is 483042793122
• The number of decimal digits it has is: 12
• The sum of 221397240384's digits is 45
• More coming soon!