18855409385472

Names of 18855409385472

• Cardinal: 18855409385472 can be written as Eighteen trillion, eight hundred fifty-five billion, four hundred nine million, three hundred eighty-five thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.8855409385472 × 10¹³

Factors of 18855409385472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 80

Divisors of 18855409385472

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 23 24 32 33 41 44 46 48 64 66 69 82 88 92 96 121 123 128 132 138 164 176 184 192 242 246 253 256 264 276 328 352 363 368 384 451 484 492 506 512 528 552 656 704 726 736 759 768 902 943 968 984 1012 1024 1056 1104 1312 1353 1408 1452 1472 1518 1536 1681 1804 1886 1936 1968 2024 2048 2112 2208 2624 2706 2783 2816 2829 2904 2944 3036 3072 3362 3608 3772 3872 3936 4048 4096 4224 4416 4961 5043 5248 5412 5566 5632 5658 5808 5888 6072 6144 6724 7216 7544 7744 7872 8096 8192 8349 8448 8832 9922 10086 10373 10496 10824 11132 11264 11316 11616 11776 12144 12288 13448 14432 14883 15088 15488 15744 16192 16384 16698 16896 17664 18491 19844 20172 20746 20992 21648 22264 22528 22632 23232 23552 24288 24576 26896 28864 29766 30176 30976 31119 31488 32384 32768 33396 33792 35328 36982 38663 39688 40344 41492 41984 43296 44528 45056 45264 46464 47104 48576 49152 53792 55473 57728 59532 60352 61952 62238 62976 64768 66792 67584 68921 70656 73964 77326 79376 80688 82984 83968 86592 89056 90112 90528 92928 94208 97152 98304 107584 110946 114103 115456 115989 119064 120704 123904 124476 125952 129536 133584 135168 137842 141312 147928 154652 158752 161376 165968 167936 173184 178112 180224 181056 185856 188416 194304 203401 206763 215168 221892 228206 230912 231978 238128 241408 247808 248952 251904 259072 267168 270336 275684 282624 295856 309304 317504 322752 331936 335872 342309 346368 356224 360448 362112 371712 376832 388608 406802 413526 425293 430336 443784 456412 461824 463956 476256 482816 495616 497904 503808 518144 534336 540672 551368 565248 591712 610203 618608 635008 645504 663872 671744 684618 692736 712448 724224 743424 753664 758131 777216 813604 827052 850586 860672 887568 912824 923648 927912 952512 965632 991232 995808 1007616 1036288 1068672 1081344 1102736 1130496 1183424 1220406 1237216 1270016 1275879 1291008 1327744 1343488 1369236 1385472 1424896 1448448 1486848 1516262 1554432 1585183 1627208 1654104 1701172 1721344 1775136 1825648 1847296 1855824 1905024 1931264 1982464 1991616 2015232 2072576 2137344 2205472 2260992 2274393 2366848 2440812 2474432 2540032 2551758 2582016 2655488 2738472 2770944 2849792 2896896 2973696 3032524 3108864 3170366 3254416 3308208 3402344 3442688 3550272 3651296 3694592 3711648 3810048 3862528 3964928 3983232 4030464 4145152 4274688 4410944 4548786 4678223 4733696 4755549 4881624 4948864 5080064 5103516 5164032 5310976 5476944 5541888 5699584 5793792 5947392 6065048 6217728 6340732 6508832 6616416 6804688 6885376 7100544 7302592 7389184 7423296 7620096 7725056 7966464 8290304 8339441 8549376 8821888 9097572 9356446 9467392 9511098 9763248 9897728 10160128 10207032 10328064 10621952 10953888 11083776 11399168 11587584 11894784 12130096 12435456 12681464 13017664 13232832 13609376 13770752 14034669 14201088 14605184 14778368 14846592 15240192 15450112 15932928 16678882 17098752 17437013 17643776 18195144 18712892 18934784 19022196 19526496 19795456 20320256 20414064 20656128 21243904 21907776 22167552 22798336 23175168 24260192 24870912 25018323 25362928 26035328 26465664 27218752 27541504 28069338 28402176 29210368 29693184 30480384 30900224 31865856 33357764 34197504 34874026 35287552 36390288 37425784 37869568 38044392 39052992 39590912 40640512 40828128 41312256 42487808 43815552 44335104 45596672 46350336 48520384 50036646 50725856 52070656 52311039 52931328 54437504 55083008 56138676 56804352 58420736 59386368 60960768 63731712 66715528 68395008 69748052 70575104 72780576 74851568 75739136 76088784 78105984 79181824 81281024 81656256 82624512 84975616 87631104 91193344 92700672 97040768 100073292 101451712 104141312 104622078 105862656 108875008 112277352 113608704 116841472 118772736 121921536 127463424 133431056 136790016 139496104 141150208 145561152 149703136 151478272 152177568 156211968 158363648 162562048 163312512 165249024 169951232 175262208 191807143 194081536 200146584 202903424 208282624 209244156 211725312 217750016 224554704 227217408 233682944 237545472 243843072 254926848 266862112 273580032 278992208 282300416 291122304 299406272 302956544 304355136 312423936 316727296 326625024 339902464 350524416 383614286 388163072 400293168 405806848 416565248 418488312 423450624 435500032 449109408 454434816 467365888 475090944 487686144 509853696 533724224 557984416 564600832 575421429 582244608 598812544 605913088 608710272 624847872 633454592 653250048 701048832 767228572 776326144 800586336 811613696 833130496 836976624 846901248 871000064 898218816 908869632 934731776 950181888 1019707392 1067448448 1115968832 1129201664 1150842858 1164489216 1197625088 1217420544 1249695744 1266909184 1306500096 1402097664 1534457144 1552652288 1601172672 1623227392 1666260992 1673953248 1693802496 1742000128 1796437632 1817739264 1869463552 1900363776 2134896896 2231937664 2258403328 2301685716 2328978432 2395250176 2434841088 2499391488 2613000192 2804195328 3068914288 3105304576 3202345344 3246454784 3332521984 3347906496 3387604992 3484000256 3592875264 3738927104 3800727552 4269793792 4463875328 4603371432 4657956864 4790500352 4869682176 4998782976 5226000384 5608390656 6137828576 6210609152 6404690688 6492909568 6665043968 6695812992 6775209984 6968000512 7185750528 8539587584 8927750656 9206742864 9315913728 9581000704 9739364352 9997565952 10452000768 11216781312 12275657152 12421218304 12809381376 12985819136 13391625984 13936001024 14371501056 17079175168 17855501312 18413485728 18631827456 19162001408 19478728704 19995131904 20904001536 24551314304 24842436608 25618762752 25971638272 26783251968 28743002112 34158350336 35711002624 36826971456 37263654912 38324002816 38957457408 41808003072 49102628608 51237525504 51943276544 53566503936 57486004224 68316700672 71422005248 73653942912 74527309824 76648005632 77914914816 98205257216 102475051008 107133007872 114972008448 136633401344 142844010496 147307885824 153296011264 155829829632 196410514432 204950102016 214266015744 229944016896 273266802688 285688020992 294615771648 392821028864 409900204032 428532031488 459888033792 571376041984 589231543296 785642057728 819800408064 857064062976 1178463086592 1571284115456 1714128125952 2356926173184 3142568230912 4713852346368 6285136461824 9427704692736 18855409385472
• Sum of all divisors σ(n): 59111429166720
• Sum of proper divisors (its aliquot sum) s(n): 40256019781248
• 18855409385472 is an abundant number, because the sum of its proper divisors (40256019781248) is greater than itself. Its abundance is 21400610395776

Bases of 18855409385472

• Binary: 100010010011000011101111110101000000000000000₂
• Hexadecimal: 0x11261DFA8000
• Base-36: 6OM1ZWYYO

Squares and roots of 18855409385472

• 18855409385472 squared (18855409385472²) is 355526463093745584684662784
• 18855409385472 cubed (18855409385472³) is 6703597009001475122845750838964988674048
• The square root of 18855409385472 is 4342281.5875380537
• The cube root of 18855409385472 is 26616.1553102353

Scales and comparisons

• 18,855,409,385,472 seconds is equal to 599,543 years, 36 weeks, 22 hours, 11 minutes, 12 seconds.
• To count from 1 to 18,855,409,385,472 would take you about one million, four hundred ninety-eight thousand, eight hundred fifty-nine 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 18855409385472 cubic inches would be around 2218 feet tall.

Recreational maths with 18855409385472

• 18855409385472 backwards is 27458390455881
• 18855409385472 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18855409385472's digits is 69
• More coming soon!