18402474921712

Names of 18402474921712

• Cardinal: 18402474921712 can be written as Eighteen trillion, four hundred two billion, four hundred seventy-four million, nine hundred twenty-one thousand, seven hundred twelve.

Scientific notation

• Scientific notation: 1.8402474921712 × 10¹³

Factors of 18402474921712

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 821

Divisors of 18402474921712

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 7 8 14 16 28 49 56 79 98 112 158 196 316 343 392 553 632 686 733 784 1106 1264 1372 1466 2212 2744 2932 3871 4424 5131 5488 5864 6241 7742 8848 10262 11728 12482 15484 20524 24964 27097 30968 35917 41048 43687 49928 54194 57907 61936 71834 82096 87374 99856 108388 115814 143668 174748 216776 231628 251419 287336 305809 349496 405349 433552 463256 502838 537289 574672 611618 698992 810698 926512 1005676 1074578 1223236 1621396 2011352 2140663 2149156 2446472 2837443 3242792 3761023 4022704 4281326 4298312 4574653 4892944 5674886 6485584 7522046 8562652 8596624 9149306 11349772 15044092 17125304 18298612 19862101 22699544 26327161 30088184 32022571 34250608 36597224 39724202 42445831 45399088 52654322 60176368 64045142 73194448 79448404 84891662 105308644 128090284 158896808 169783324 184290127 210617288 224157997 256180568 297120817 317793616 339566648 368580254 421234576 448315994 512361136 594241634 679133296 737160508 896631988 1188483268 1474321016 1569105979 1793263976 2079845719 2376966536 2948642032 3138211958 3353220649 3586527952 4159691438 4753933072 6276423916 6706441298 8319382876 12552847832 13412882596 14558920033 16638765752 23472544543 25105695664 26825765192 29117840066 33277531504 46945089086 53651530384 58235680132 93890178172 116471360264 164307811801 187780356344 232942720528 328615623602 375560712688 657231247204 1150154682607 1314462494408 2300309365214 2628924988816 4600618730428 9201237460856 18402474921712
• Sum of all divisors σ(n): 42170457949200
• Sum of proper divisors (its aliquot sum) s(n): 23767983027488
• 18402474921712 is an abundant number, because the sum of its proper divisors (23767983027488) is greater than itself. Its abundance is 5365508105776

Bases of 18402474921712

• Binary: 100001011110010101000111110110000111011110000₂
• Hexadecimal: 0x10BCA8FB0EF0
• Base-36: 6ITZAFI0G

Squares and roots of 18402474921712

• 18402474921712 squared (18402474921712²) is 338651083244239080529010944
• 18402474921712 cubed (18402474921712³) is 6232018066612712568433121535231191216128
• The square root of 18402474921712 is 4289810.5927548829
• The cube root of 18402474921712 is 26401.3060465515

Scales and comparisons

• 18,402,474,921,712 seconds is equal to 585,141 years, 40 weeks, 3 days, 21 hours, 21 minutes, 52 seconds.
• To count from 1 to 18,402,474,921,712 would take you about one million, four hundred sixty-two thousand, eight hundred fifty-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 18402474921712 cubic inches would be around 2200.1 feet tall.

Recreational maths with 18402474921712

• 18402474921712 backwards is 21712947420481
• The number of decimal digits it has is: 14
• The sum of 18402474921712's digits is 52
• More coming soon!