18126235818405

Names of 18126235818405

• Cardinal: 18126235818405 can be written as Eighteen trillion, one hundred twenty-six billion, two hundred thirty-five million, eight hundred eighteen thousand, four hundred five.

Scientific notation

• Scientific notation: 1.8126235818405 × 10¹³

Factors of 18126235818405

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 358

Divisors of 18126235818405

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 5 9 11 13 15 19 33 39 45 55 57 65 95 99 117 121 143 165 169 171 195 209 247 285 307 363 429 495 507 585 605 627 715 741 845 855 921 1045 1089 1235 1287 1331 1521 1535 1573 1815 1859 1881 2145 2223 2299 2535 2717 2763 3135 3211 3377 3705 3991 3993 4605 4719 5445 5577 5833 6435 6655 6897 7605 7865 8151 9295 9405 9633 10131 11115 11495 11973 11979 13585 13815 14157 16055 16731 16885 17303 17499 19955 19965 20449 20691 23595 24453 25289 27885 28899 29165 29887 30393 34485 35321 35919 37147 40755 43901 48165 50655 51883 51909 52497 59865 59895 61347 64163 70785 75829 75867 83655 86515 87495 89661 94249 102245 103455 105963 111441 122265 126445 131703 144495 149435 151965 155649 155727 176605 179595 184041 185735 192489 219505 224939 227487 227601 259415 259545 262485 268983 282747 306735 317889 320815 328757 334323 379145 379335 388531 395109 408617 448305 466947 471245 482911 529815 557205 570713 577467 658515 674817 682461 705793 778245 778635 834119 848241 920205 962445 985777 986271 1036739 1124695 1137435 1138005 1165593 1225237 1225851 1344915 1413735 1448733 1589445 1643785 1671615 1712139 1790731 1942655 1975545 2024451 2043085 2117379 2334735 2414555 2502357 2853565 2887335 2957331 2958813 3110217 3374085 3412305 3496779 3528965 3675711 3677553 4170595 4241205 4273841 4346199 4928885 4931355 5136417 5183695 5312021 5372193 5827965 6126185 6129255 6277843 6352137 7243665 7507071 7763723 8560695 8871993 8953655 9175309 9330651 10122255 10586895 10843547 11027133 11404129 12511785 12821523 13477607 14786655 14794065 15551085 15928081 15936063 16116579 17483895 18378555 18387765 18833529 19698041 21369205 21730995 23279503 23291169 25682085 26560105 26860965 27525927 31389215 31760685 32530641 34212387 37535355 38464569 38818615 40432821 44359965 45876545 46653255 47784243 47808189 54217735 55135665 56500587 57020645 59094123 64107615 67388035 69056273 69838509 69873507 79640405 79680315 80582895 82577781 94167645 97591923 98490205 100928399 102637161 116397515 116455845 119279017 121298463 125445419 137629635 143352729 148253677 162653205 171061935 175208891 177282369 192322845 202164105 207168819 209515527 216678451 238921215 239040945 256074533 282502935 295470615 302633539 302785197 345281365 349192545 349367535 357837051 376336257 412888905 444761031 487959615 504641995 513185805 525626673 596395085 606492315 621506457 627227095 650035353 716763645 741268385 768223599 876044455 886411845 907900617 908355591 1035844095 1047577635 1073511153 1083392255 1129008771 1280372665 1312069187 1334283093 1513167695 1513925985 1576880019 1630790447 1789185255 1881681285 1927297801 1950106059 2223805155 2304670797 2383462961 2628133365 2723701851 2816819863 3107532285 3250176765 3328968929 3841117995 3936207561 4539503085 4541777955 4892371341 5367555765 5645043855 5781893403 6560345935 6671415465 7150388883 7884400095 8153952235 8450459589 9636489005 9750530295 9986906787 11523353985 11808622683 11917314805 13618509255 14084099315 14677114023 16644844645 17345680209 19681037805 21200275811 21451166649 24461856705 25351378767 28909467015 29960720361 30985018493 35751944415 36618658219 42252297945 49934533935 59043113415 63600827433 73385570115 86728401045 92955055479 106001379055 107255833245 109855974657 126756893835 149803601805 154925092465 183093291095 190802482299 278865166437 318004137165 329567923971 402805240409 464775277395 549279873285 954012411495 1208415721227 1394325832185 1647839619855 2014026202045 3625247163681 6042078606135 18126235818405
• Sum of all divisors σ(n): 39519409775040
• Sum of proper divisors (its aliquot sum) s(n): 21393173956635
• 18126235818405 is an abundant number, because the sum of its proper divisors (21393173956635) is greater than itself. Its abundance is 3266938138230

Bases of 18126235818405

• Binary: 100000111110001010111110110001101100110100101₂
• Hexadecimal: 0x107C57D8D9A5
• Base-36: 6FB2SSTR9

Squares and roots of 18126235818405

• 18126235818405 squared (18126235818405²) is 328560424944428380136744025
• 18126235818405 cubed (18126235818405³) is 5955563743138065335672862777807868780125
• The square root of 18126235818405 is 4257491.7285186827
• The cube root of 18126235818405 is 26268.5363586053

Scales and comparisons

• 18,126,235,818,405 seconds is equal to 576,358 years, 12 weeks, 1 hour, 6 minutes, 45 seconds.
• To count from 1 to 18,126,235,818,405 would take you about one million, four hundred forty thousand, eight hundred ninety-five 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 18126235818405 cubic inches would be around 2189 feet tall.

Recreational maths with 18126235818405

• 18126235818405 backwards is 50481853262181
• The number of decimal digits it has is: 14
• The sum of 18126235818405's digits is 54
• More coming soon!