18090788269456

Names of 18090788269456

• Cardinal: 18090788269456 can be written as Eighteen trillion, ninety billion, seven hundred eighty-eight million, two hundred sixty-nine thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 1.8090788269456 × 10¹³

Factors of 18090788269456

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2032

Divisors of 18090788269456

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 38 56 76 112 127 133 152 254 266 304 361 508 532 722 889 1016 1064 1444 1778 1877 2032 2128 2413 2527 2888 3556 3754 4826 5054 5776 7112 7508 9652 10108 13139 14224 15016 16891 19304 20216 26278 30032 33782 35663 38608 40432 45847 52556 67564 71326 91694 105112 135128 142652 183388 210224 238379 249641 270256 285304 320929 366776 476758 499282 570608 641858 677597 733552 953516 998564 1283716 1355194 1668653 1907032 1997128 2567432 2710388 3337306 3523129 3814064 3994256 4529201 4743179 5134864 5420776 6674612 7046258 9058402 9486358 10841552 13349224 14092516 18116804 18972716 24661903 26698448 28185032 31704407 36233608 37945432 49323806 56370064 63408814 66939451 72467216 75890864 86054819 98647612 126817628 133878902 172109638 197295224 253635256 267757804 344219276 394590448 447437383 468576157 507270512 535515608 602383733 688438552 894874766 937152314 1071031216 1204767466 1271849569 1376877104 1789749532 1874304628 2409534932 2543699138 3132061681 3579499064 3748609256 4819069864 5087398276 6264123362 7158998128 7497218512 8501310277 8902946983 9638139728 10174796552 12528246724 17002620554 17805893966 20349593104 25056493448 34005241108 35611787932 50112986896 59509171939 68010482216 71223575864 119018343878 136020964432 142447151728 161524895263 238036687756 323049790526 476073375512 646099581052 952146751024 1130674266841 1292199162104 2261348533682 2584398324208 4522697067364 9045394134728 18090788269456
• Sum of all divisors σ(n): 42633070261248
• Sum of proper divisors (its aliquot sum) s(n): 24542281991792
• 18090788269456 is an abundant number, because the sum of its proper divisors (24542281991792) is greater than itself. Its abundance is 6451493722336

Bases of 18090788269456

• Binary: 100000111010000010111000000100010110110010000₂
• Hexadecimal: 0x107417022D90
• Base-36: 6EUSK8TXS

Squares and roots of 18090788269456

• 18090788269456 squared (18090788269456²) is 327276620210286815262535936
• 18090788269456 cubed (18090788269456³) is 5920692041767463169492746053939451170816
• The square root of 18090788269456 is 4253326.7296853647
• The cube root of 18090788269456 is 26251.4016579229

Scales and comparisons

• 18,090,788,269,456 seconds is equal to 575,231 years, 5 weeks, 4 days, 11 hours, 44 minutes, 16 seconds.
• To count from 1 to 18,090,788,269,456 would take you about one million, four hundred thirty-eight thousand and seventy-seven 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 18090788269456 cubic inches would be around 2187.6 feet tall.

Recreational maths with 18090788269456

• 18090788269456 backwards is 65496288709081
• The number of decimal digits it has is: 14
• The sum of 18090788269456's digits is 73
• More coming soon!