18443681250372672

Names of 18443681250372672

• Cardinal: 18443681250372672 can be written as Eighteen quadrillion, four hundred forty-three trillion, six hundred eighty-one billion, two hundred fifty million, three hundred seventy-two thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.8443681250372672 × 10¹⁶

Factors of 18443681250372672

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 23557

Divisors of 18443681250372672

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 19 21 24 28 32 38 42 48 56 57 64 76 84 96 112 114 133 152 168 192 224 228 266 304 336 399 448 456 532 608 672 798 912 1064 1216 1344 1487 1596 1824 2128 2974 3192 3648 4256 4461 5948 6384 8512 8922 10409 11896 12768 17844 20818 22039 23792 25536 28253 31227 35688 41636 44078 47584 56506 62454 66117 71376 83272 84759 88156 95168 113012 124908 132234 142752 154273 166544 169518 176312 197771 226024 249816 264468 285504 308546 333088 339036 352624 395542 418741 452048 462819 499632 528936 593313 617092 666176 678072 705248 791084 837482 904096 925638 999264 1057872 1186626 1234184 1256223 1356144 1410496 1582168 1674964 1808192 1851276 1998528 2115744 2373252 2468368 2512446 2712288 2931187 3164336 3349928 3702552 4231488 4746504 4936736 5024892 5424576 5862374 6328672 6699856 7405104 8793561 9493008 9873472 10049784 11724748 12657344 13399712 14810208 17587122 18986016 20099568 23449496 26799424 29620416 32771993 35174244 37972032 40199136 46898992 65543986 70348488 80398272 93797984 98315979 131087972 140696976 187595968 196631958 229403951 262175944 281393952 393263916 458807902 485717521 524351888 562787904 622667867 688211853 786527832 917615804 971435042 1048703776 1245335734 1376423706 1457152563 1573055664 1835231608 1868003601 1942870084 2097407552 2490671468 2752847412 2914305126 3146111328 3400022647 3670463216 3736007202 3885740168 4358675069 4981342936 5505694824 5828610252 6292222656 6800045294 7340926432 7472014404 7771480336 8717350138 9228632899 9962685872 10200067941 11011389648 11657220504 13076025207 13600090588 14681852864 14944028808 15542960672 17434700276 18457265798 19925371744 20400135882 22022779296 23314441008 26152050414 27200181176 27685898697 29888057616 31085921344 34869400552 36914531596 39850743488 40800271764 44045558592 46628882016 52304100828 54400362352 55371797394 59776115232 64600430293 69738801104 73829063192 81600543528 93257764032 104608201656 108800724704 110743594788 119552230464 129200860586 139477602208 147658126384 163201087056 193801290879 209216403312 217601449408 221487189576 258401721172 278955204416 295316252768 326402174112 387602581758 418432806624 442974379152 516803442344 590632505536 652804348224 722261953727 775205163516 836865613248 885948758304 1033606884688 1444523907454 1550410327032 1771897516608 2067213769376 2166785861181 2889047814908 3100820654064 4134427538752 4333571722362 5055833676089 5778095629816 6201641308128 8667143444724 10111667352178 11556191259632 12403282616256 13722977120813 15167501028267 17334286889448 20223334704356 23112382519264 27445954241626 30335002056534 34668573778896 40446669408712 41168931362439 46224765038528 54891908483252 60670004113068 69337147557792 80893338817424 82337862724878 96060839845691 109783816966504 121340008226136 138674295115584 161786677634848 164675725449756 192121679691382 219567633933008 242680016452272 288182519537073 323573355269696 329351450899512 384243359382764 439135267866016 485360032904544 576365039074146 658702901799024 768486718765528 878270535732032 970720065809088 1152730078148292 1317405803598048 1536973437531056 2305460156296584 2634811607196096 3073946875062112 4610920312593168 6147893750124224 9221840625186336 18443681250372672
• Sum of all divisors σ(n): 58747596338903040
• Sum of proper divisors (its aliquot sum) s(n): 40303915088530368
• 18443681250372672 is an abundant number, because the sum of its proper divisors (40303915088530368) is greater than itself. Its abundance is 21860233838157696

Bases of 18443681250372672

• Binary: 1000001100001100110111000101101010001110110110001000000₂
• Hexadecimal: 0x41866E2D476C40
• Base-36: 51LQM72QEYO

Squares and roots of 18443681250372672

• 18443681250372672 squared (18443681250372672²) is 340169378065348449657738884419584
• 18443681250372672 cubed (18443681250372672³) is 6273975580174800078131377117396247419134415208448
• The square root of 18443681250372672 is 135807515.4414241981
• The cube root of 18443681250372672 is 264209.9705564593

Scales and comparisons

• 18,443,681,250,372,672 seconds is equal to 586,452,013 years, 36 weeks, 6 days, 10 hours, 11 minutes, 12 seconds.
• To count from 1 to 18,443,681,250,372,672 would take you about one billion, seven hundred fifty-nine million, three hundred fifty-six thousand and forty-one 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 18443681250372672 cubic inches would be around 22017.5 feet tall.

Recreational maths with 18443681250372672

• 18443681250372672 backwards is 27627305218634481
• The number of decimal digits it has is: 17
• The sum of 18443681250372672's digits is 69
• More coming soon!