18120129498555

Names of 18120129498555

• Cardinal: 18120129498555 can be written as Eighteen trillion, one hundred twenty billion, one hundred twenty-nine million, four hundred ninety-eight thousand, five hundred fifty-five.

Scientific notation

• Scientific notation: 1.8120129498555 × 10¹³

Factors of 18120129498555

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1003

Divisors of 18120129498555

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 7 15 21 31 35 49 61 73 93 105 147 155 183 217 219 245 305 343 365 427 465 511 651 735 823 915 961 1029 1085 1095 1281 1519 1533 1715 1891 2135 2263 2469 2555 2883 2989 3255 3577 4115 4453 4557 4805 5145 5673 5761 6405 6727 6789 7595 7665 8967 9455 10633 10731 11315 12345 13237 13359 14415 14945 15841 17283 17885 20181 20923 22265 22785 25039 25513 28365 28805 31171 31899 33635 33945 39711 40327 44835 47089 47523 50203 53165 53655 58621 60079 62769 66185 66795 70153 75117 76539 79205 86415 92659 93513 100905 104615 110887 120981 125195 127565 138043 141267 150609 155855 159495 175863 178591 180237 198555 201635 210459 218197 235445 237615 251015 277977 282289 293105 300395 313845 329623 332661 350765 351421 375585 382695 410347 414129 420553 463295 467565 491071 535773 554435 604905 648613 654591 690215 706335 753045 776209 790903 846867 879315 892955 901185 966301 988869 1052295 1054263 1090985 1231041 1250137 1261659 1389885 1411445 1473213 1527379 1556293 1648115 1663305 1757105 1862449 1945839 2051735 2070645 2102765 2328627 2372709 2455355 2459947 2678865 2872429 2898903 2943871 3243065 3272955 3437497 3664819 3750411 3881045 3954515 4234335 4279333 4582137 4668879 4831505 4944345 5271315 5536321 5587347 6155205 6250685 6308295 6764107 7366065 7379841 7636895 7781465 8617287 8750959 8831613 9312245 9729195 10312491 10894051 10994457 11643135 11863545 12299735 12837999 13037143 14362145 14494515 14719355 16608963 17187485 17219629 18324095 18752055 20107003 20292321 20607097 21396665 22910685 23344395 24062479 25653733 26252877 27681605 27936735 29955331 32682153 33820535 36899205 38754247 39111429 43086435 43754795 44158065 47348749 48245083 51562455 51658887 54470255 54972285 57735919 60321009 61821291 64189995 65185715 72187437 76258357 76961199 83044815 86098145 89865993 91260001 100535015 101461605 103035485 113609389 116262741 120312395 128268665 131264385 142046247 144735249 149776655 163410765 173207757 179576131 193771235 195557145 209687317 228775071 236743745 241225415 258294435 271279729 273780003 288679595 301605045 309106455 337715581 340828167 360937185 381291785 384805995 404151433 449329965 456300005 533808499 538728393 568046945 581313705 629061951 638820007 710231235 723676245 795265723 813839187 866038785 897880655 1013146743 1048436585 1143875355 1212454299 1257032917 1356398645 1368900015 1467811219 1601425497 1688577905 1704140835 1916460021 2020757165 2364009067 2385797169 2669042495 2693641965 2829060031 3145309755 3194100035 3521891059 3771098751 3976328615 4069195935 4403433657 5065733715 5566860061 6062271495 6285164585 7092027201 7339056095 8007127485 8487180093 9582300105 10565673177 11820045335 11928985845 14145300155 16548063469 16700580183 17609455295 18855493755 19803420217 22017168285 24653237413 27834300305 35460136005 38968020427 42435900465 49644190407 52828365885 59410260651 73959712239 82740317345 83502900915 99017101085 116904061281 123266187065 172572661891 194840102135 248220952035 297051303255 369798561195 517717985673 584520306405 862863309455 1208008633237 2588589928365 3624025899711 6040043166185 18120129498555
• Sum of all divisors σ(n): 36038864793600
• Sum of proper divisors (its aliquot sum) s(n): 17918735295045
• 18120129498555 is a deficient number, because the sum of its proper divisors (17918735295045) is less than itself. Its deficiency is 201394203510

Bases of 18120129498555

• Binary: 100000111101011101011111000011100110110111011₂
• Hexadecimal: 0x107AEBE1CDBB
• Base-36: 6F89T977F

Squares and roots of 18120129498555

• 18120129498555 squared (18120129498555²) is 328339093044403075747088025
• 18120129498555 cubed (18120129498555³) is 5949546885402682993286381816444695303875
• The square root of 18120129498555 is 4256774.5416635587
• The cube root of 18120129498555 is 26265.5862682473

Scales and comparisons

• 18,120,129,498,555 seconds is equal to 576,164 years, 3 weeks, 4 days, 1 hour, 9 minutes, 15 seconds.
• To count from 1 to 18,120,129,498,555 would take you about one million, four hundred forty thousand, four hundred ten 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 18120129498555 cubic inches would be around 2188.8 feet tall.

Recreational maths with 18120129498555

• 18120129498555 backwards is 55589492102181
• The number of decimal digits it has is: 14
• The sum of 18120129498555's digits is 60
• More coming soon!