18000931800488

Names of 18000931800488

• Cardinal: 18000931800488 can be written as Eighteen trillion, nine hundred thirty-one million, eight hundred thousand, four hundred eighty-eight.

Scientific notation

• Scientific notation: 1.8000931800488 × 10¹³

Factors of 18000931800488

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 51084

Divisors of 18000931800488

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 7 8 13 14 26 28 49 52 56 73 91 98 104 146 169 182 196 292 338 364 392 511 584 637 676 728 949 1022 1183 1274 1352 1898 2044 2366 2548 3577 3796 4088 4732 5096 5329 6643 7154 7592 8281 9464 10658 12337 13286 14308 16562 21316 24674 26572 28616 33124 37303 42632 46501 49348 50989 53144 66248 69277 74606 86359 93002 98696 101978 138554 149212 172718 186004 203956 261121 277108 298424 345436 356923 372008 407912 484939 522242 554216 604513 662857 690872 713846 900601 969878 1044484 1209026 1325714 1427692 1801202 1939756 2088968 2418052 2498461 2651428 2855384 3394573 3602404 3722197 3879512 4639999 4836104 4996922 5302856 6304207 6789146 7204808 7444394 8617141 9279998 9993844 12608414 13578292 14888788 17234282 18559996 19987688 25216828 26055379 27156584 29777576 32479993 34468564 37119992 44129449 48388561 50433656 52110758 60319987 64959986 68937128 88258898 96777122 104221516 120639974 129919972 176517796 182387653 193554244 208443032 241279948 259839944 271720381 338719927 353035592 364775306 387108488 422239909 482559896 543440762 629051293 677439854 729550612 844479818 1086881524 1258102586 1354879708 1459101224 1688959636 1902042667 2173763048 2371039489 2516205172 2709759416 3377919272 3532364953 3804085334 4403359051 4742078978 5032410344 7064729906 7608170668 8806718102 9484157956 13314298669 14129459812 15216341336 17613436204 18968315912 24726554671 26628597338 28258919624 30823513357 35226872408 45920744389 49453109342 53257194676 61647026714 91841488778 98906218684 106514389352 123294053428 173085882697 183682977556 197812437368 246588106856 321445210723 346171765394 367365955112 642890421446 692343530788 1285780842892 1384687061576 2250116475061 2571561685784 4500232950122 9000465900244 18000931800488
• Sum of all divisors σ(n): 43105946341050
• Sum of proper divisors (its aliquot sum) s(n): 25105014540562
• 18000931800488 is an abundant number, because the sum of its proper divisors (25105014540562) is greater than itself. Its abundance is 7104082740074

Bases of 18000931800488

• Binary: 100000101111100101011001001010100010110101000₂
• Hexadecimal: 0x105F2B2545A8
• Base-36: 6DPII0UQW

Squares and roots of 18000931800488

• 18000931800488 squared (18000931800488²) is 324033545685820149437038144
• 18000931800488 cubed (18000931800488³) is 5832905756960761107376612257067853814272
• The square root of 18000931800488 is 4242750.4994387779
• The cube root of 18000931800488 is 26207.8661580099

Scales and comparisons

• 18,000,931,800,488 seconds is equal to 572,373 years, 49 weeks, 3 days, 1 hour, 28 minutes, 8 seconds.
• To count from 1 to 18,000,931,800,488 would take you about one million, four hundred thirty thousand, nine hundred thirty-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 18000931800488 cubic inches would be around 2184 feet tall.

Recreational maths with 18000931800488

• 18000931800488 backwards is 88400813900081
• The number of decimal digits it has is: 14
• The sum of 18000931800488's digits is 50
• More coming soon!