18383649912168

Names of 18383649912168

• Cardinal: 18383649912168 can be written as Eighteen trillion, three hundred eighty-three billion, six hundred forty-nine million, nine hundred twelve thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8383649912168 × 10¹³

Factors of 18383649912168

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2571

Divisors of 18383649912168

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 12 17 23 24 34 46 51 68 69 92 102 136 138 184 204 276 391 408 552 782 1173 1229 1297 1564 2346 2458 2594 3128 3687 3891 4692 4916 5188 7374 7782 9384 9832 10376 14748 15564 20893 22049 28267 29496 29831 31128 41786 44098 56534 59662 62679 66147 83572 84801 88196 89493 113068 119324 125358 132294 167144 169602 176392 178986 226136 238648 250716 264588 339204 357972 480539 501432 507127 529176 678408 715944 961078 1014254 1441617 1510441 1521381 1594013 1922156 2028508 2883234 3020882 3042762 3188026 3844312 4057016 4531323 4782039 5766468 6041764 6085524 6376052 9062646 9564078 11532936 12083528 12171048 12752104 18125292 19128156 25677497 27098221 34740143 36250584 36662299 38256312 51354994 54196442 69480286 73324598 77032491 81294663 102709988 104220429 108392884 109986897 138960572 146649196 154064982 162589326 205419976 208440858 216785768 219973794 277921144 293298392 308129964 325178652 416881716 439947588 590582431 616259928 623259083 650357304 833763432 879895176 1181164862 1246518166 1771747293 1869777249 1959041977 2362329724 2493036332 3543494586 3739554498 3918083954 4724659448 4986072664 5877125931 7086989172 7479108996 7836167908 11754251862 14173978344 14958217992 15672335816 23508503724 33303713609 45057965471 47017007448 66607427218 90115930942 99911140827 133214854436 135173896413 180231861884 199822281654 266429708872 270347792826 360463723768 399644563308 540695585652 765985413007 799289126616 1081391171304 1531970826014 2297956239021 3063941652028 4595912478042 6127883304056 9191824956084 18383649912168
• Sum of all divisors σ(n): 50858900991360
• Sum of proper divisors (its aliquot sum) s(n): 32475251079192
• 18383649912168 is an abundant number, because the sum of its proper divisors (32475251079192) is greater than itself. Its abundance is 14091601167024

Bases of 18383649912168

• Binary: 100001011100001000110111011000011010101101000₂
• Hexadecimal: 0x10B846EC3568
• Base-36: 6ILBYI7OO

Squares and roots of 18383649912168

• 18383649912168 squared (18383649912168²) is 337958584093154514114460224
• 18383649912168 cubed (18383649912168³) is 6212912294780541625330349413236329605632
• The square root of 18383649912168 is 4287615.8774041315
• The cube root of 18383649912168 is 26392.3004751281

Scales and comparisons

• 18,383,649,912,168 seconds is equal to 584,543 years, 10 weeks, 3 days, 20 hours, 2 minutes, 48 seconds.
• To count from 1 to 18,383,649,912,168 would take you about one million, four hundred sixty-one thousand, three hundred fifty-eight 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 18383649912168 cubic inches would be around 2199.4 feet tall.

Recreational maths with 18383649912168

• 18383649912168 backwards is 86121994638381
• 18383649912168 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18383649912168's digits is 69
• More coming soon!