18431021056

Names of 18431021056

• Cardinal: 18431021056 can be written as Eighteen billion, four hundred thirty-one million, twenty-one thousand and fifty-six.

Scientific notation

• Scientific notation: 1.8431021056 × 10¹⁰

Factors of 18431021056

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 191

Divisors of 18431021056

• Number of divisors d(n): 156
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 79 103 112 128 158 206 224 256 316 412 448 512 553 632 721 824 896 1024 1106 1264 1442 1648 1792 2048 2212 2528 2884 3296 3584 4096 4424 5056 5768 6241 6592 7168 8137 8848 10112 11536 12482 13184 14336 16274 17696 20224 23072 24964 26368 28672 32548 35392 40448 43687 46144 49928 52736 56959 65096 70784 80896 87374 92288 99856 105472 113918 130192 141568 161792 174748 184576 199712 210944 227836 260384 283136 323584 349496 369152 399424 421888 455672 520768 566272 642823 698992 738304 798848 911344 1041536 1132544 1285646 1397984 1476608 1597696 1822688 2083072 2265088 2571292 2795968 2953216 3195392 3645376 4166144 4499761 5142584 5591936 6390784 7290752 8332288 8999522 10285168 11183872 12781568 14581504 16664576 17999044 20570336 22367744 25563136 29163008 33329152 35998088 41140672 44735488 58326016 71996176 82281344 89470976 116652032 143992352 164562688 178941952 233304064 287984704 329125376 575969408 658250752 1151938816 1316501504 2303877632 2633003008 4607755264 9215510528 18431021056
• Sum of all divisors σ(n): 43077058752
• Sum of proper divisors (its aliquot sum) s(n): 24646037696
• 18431021056 is an abundant number, because the sum of its proper divisors (24646037696) is greater than itself. Its abundance is 6215016640

Bases of 18431021056

• Binary: 10001001010100100110001000000000000₂
• Hexadecimal: 0x44A931000
• Base-36: 8GTCQV4

Squares and roots of 18431021056

• 18431021056 squared (18431021056²) is 339702537166715355136
• 18431021056 cubed (18431021056³) is 6261064615296353292870133743616
• The square root of 18431021056 is 135760.8966381705
• The cube root of 18431021056 is 2641.4950332145

Scales and comparisons

• 18,431,021,056 seconds is equal to 586 years, 2 weeks, 4 days, 4 minutes, 16 seconds.
• To count from 1 to 18,431,021,056 would take you about one thousand, one hundred seventy-two 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 18431021056 cubic inches would be around 220.1 feet tall.

Recreational maths with 18431021056

• 18431021056 backwards is 65012013481
• The number of decimal digits it has is: 11
• The sum of 18431021056's digits is 31
• More coming soon!