18238922437242

Names of 18238922437242

• Cardinal: 18238922437242 can be written as Eighteen trillion, two hundred thirty-eight billion, nine hundred twenty-two million, four hundred thirty-seven thousand, two hundred forty-two.

Scientific notation

• Scientific notation: 1.8238922437242 × 10¹³

Factors of 18238922437242

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 19889

Divisors of 18238922437242

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 6 13 17 26 34 39 41 51 78 82 89 102 123 178 193 221 246 267 386 442 533 534 579 663 697 1066 1157 1158 1326 1394 1513 1599 2091 2314 2509 3026 3198 3281 3471 3649 4182 4539 5018 6562 6942 7298 7527 7913 9061 9078 9843 10947 15054 15826 17177 18122 19531 19669 19686 21894 23739 27183 34354 39062 39338 42653 47437 47478 51531 54366 58593 59007 62033 85306 94874 102869 103062 117186 118014 124066 127959 134521 142311 186099 205738 223301 253903 255918 269042 284622 292009 308607 332027 372198 403563 446602 507806 584018 617214 664054 669903 704257 761709 800771 806429 807126 876027 996081 1339806 1408514 1523418 1601542 1612858 1738259 1748773 1752054 1992162 2112771 2402313 2419287 3476518 3497546 3769483 3796117 4225542 4316351 4804626 4838574 5214777 5246319 7538966 7592234 8632702 9155341 10410023 10429554 10492638 11308449 11388351 11972369 12949053 13613107 18310682 20820046 22597367 22616898 22776702 23944738 25898106 27226214 27466023 29550403 31230069 35917107 40839321 45194734 49003279 54932046 59100806 62460138 64081211 67792101 71268619 71834214 81678642 88651209 98006558 128162422 135584202 142537238 147009837 154548803 155640797 176970391 177302418 192243633 213805857 294019674 309097606 311281594 335483987 353940782 384155239 384487266 427611714 463646409 466922391 530911173 670967974 768310478 833055743 926492047 927292818 933844782 1006451961 1061822346 1152465717 1211566523 1666111486 1852984094 2009134439 2012903922 2304931434 2423133046 2499167229 2627329651 2779476141 3634699569 4018268878 4361291831 4998334458 5254659302 5558952282 5703227779 6027403317 7269399138 7881988953 8722583662 11406455558 12054806634 13083875493 13754843467 15750364799 15763977906 17109683337 26167750986 27509686934 31500729598 34155285463 34219366674 41264530401 47251094397 68310570926 74141961127 82529060802 94502188794 102465856389 148283922254 178812965071 204931712778 222425883381 233832338939 357625930142 444851766762 467664677878 536438895213 701497016817 1072877790426 1402994033634 3039820406207 6079640812414 9119461218621 18238922437242
• Sum of all divisors σ(n): 43313375669760
• Sum of proper divisors (its aliquot sum) s(n): 25074453232518
• 18238922437242 is an abundant number, because the sum of its proper divisors (25074453232518) is greater than itself. Its abundance is 6835530795276

Bases of 18238922437242

• Binary: 100001001011010010100011111100011001001111010₂
• Hexadecimal: 0x1096947E327A
• Base-36: 6GQUFI5BU

Squares and roots of 18238922437242

• 18238922437242 squared (18238922437242²) is 332658291671729657428566564
• 18238922437242 cubed (18238922437242³) is 6067328779906103594056765005985309576488
• The square root of 18238922437242 is 4270705.1452004973
• The cube root of 18238922437242 is 26322.8590828623

Scales and comparisons

• 18,238,922,437,242 seconds is equal to 579,941 years, 16 weeks, 3 days, 7 hours, 40 minutes, 42 seconds.
• To count from 1 to 18,238,922,437,242 would take you about one million, four hundred forty-nine thousand, eight hundred fifty-three 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 18238922437242 cubic inches would be around 2193.6 feet tall.

Recreational maths with 18238922437242

• 18238922437242 backwards is 24273422983281
• The number of decimal digits it has is: 14
• The sum of 18238922437242's digits is 57
• More coming soon!