18308556864

Names of 18308556864

• Cardinal: 18308556864 can be written as Eighteen billion, three hundred eight million, five hundred fifty-six thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 1.8308556864 × 10¹⁰

Factors of 18308556864

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 558

Divisors of 18308556864

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 19 24 26 32 36 38 39 48 52 57 64 72 76 78 96 104 114 117 144 152 156 169 171 192 208 228 234 247 288 304 312 338 342 361 416 456 468 494 507 521 576 608 624 676 684 722 741 832 912 936 988 1014 1042 1083 1216 1248 1352 1368 1444 1482 1521 1563 1824 1872 1976 2028 2084 2166 2223 2496 2704 2736 2888 2964 3042 3126 3211 3249 3648 3744 3952 4056 4168 4332 4446 4689 4693 5408 5472 5776 5928 6084 6252 6422 6498 6773 7488 7904 8112 8336 8664 8892 9378 9386 9633 9899 10816 10944 11552 11856 12168 12504 12844 12996 13546 14079 15808 16224 16672 17328 17784 18756 18772 19266 19798 20319 23104 23712 24336 25008 25688 25992 27092 28158 28899 29697 32448 33344 34656 35568 37512 37544 38532 39596 40638 42237 47424 48672 50016 51376 51984 54184 56316 57798 59394 60957 61009 69312 71136 75024 75088 77064 79192 81276 84474 88049 89091 97344 100032 102752 103968 108368 112632 115596 118788 121914 122018 128687 142272 150048 150176 154128 158384 162552 168948 176098 178182 183027 188081 205504 207936 216736 225264 231192 237576 243828 244036 257374 264147 300096 300352 308256 316768 325104 337896 352196 356364 366054 376162 386061 433472 450528 462384 475152 487656 488072 514748 528294 549081 564243 616512 633536 650208 675792 704392 712728 732108 752324 772122 792441 901056 924768 950304 975312 976144 1029496 1056588 1098162 1128486 1158183 1300416 1351584 1408784 1425456 1464216 1504648 1544244 1584882 1672931 1692729 1849536 1900608 1950624 1952288 2058992 2113176 2196324 2256972 2316366 2445053 2703168 2817568 2850912 2928432 3009296 3088488 3169764 3345862 3385458 3901248 3904576 4117984 4226352 4392648 4513944 4632732 4890106 5018793 5635136 5701824 5856864 6018592 6176976 6339528 6691724 6770916 7335159 8235968 8452704 8785296 9027888 9265464 9780212 10037586 11713728 12037184 12353952 12679056 13383448 13541832 14670318 15056379 16905408 17570592 18055776 18530928 19560424 20075172 22005477 24707904 25358112 26766896 27083664 29340636 30112758 31785689 35141184 36111552 37061856 39120848 40150344 44010954 50716224 53533792 54167328 58681272 60225516 63571378 74123712 78241696 80300688 88021908 95357067 107067584 108334656 117362544 120451032 127142756 156483392 160601376 176043816 190714134 234725088 240902064 254285512 286071201 321202752 352087632 381428268 469450176 481804128 508571024 572142402 704175264 762856536 963608256 1017142048 1144284804 1408350528 1525713072 2034284096 2288569608 3051426144 4577139216 6102852288 9154278432 18308556864
• Sum of all divisors σ(n): 60088815306
• Sum of proper divisors (its aliquot sum) s(n): 41780258442
• 18308556864 is an abundant number, because the sum of its proper divisors (41780258442) is greater than itself. Its abundance is 23471701578

Bases of 18308556864

• Binary: 10001000011010001100110100001000000₂
• Hexadecimal: 0x443466840
• Base-36: 8ESFWW0

Squares and roots of 18308556864

• 18308556864 squared (18308556864²) is 335203254442321514496
• 18308556864 cubed (18308556864³) is 6137087844955104056320616300544
• The square root of 18308556864 is 135309.1159678459
• The cube root of 18308556864 is 2635.6315910059

Scales and comparisons

• 18,308,556,864 seconds is equal to 582 years, 8 weeks, 14 hours, 14 minutes, 24 seconds.
• To count from 1 to 18,308,556,864 would take you about one thousand, one hundred sixty-four 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 18308556864 cubic inches would be around 219.6 feet tall.

Recreational maths with 18308556864

• 18308556864 backwards is 46865580381
• The number of decimal digits it has is: 11
• The sum of 18308556864's digits is 54
• More coming soon!