18397730313648

Names of 18397730313648

• Cardinal: 18397730313648 can be written as Eighteen trillion, three hundred ninety-seven billion, seven hundred thirty million, three hundred thirteen thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 1.8397730313648 × 10¹³

Factors of 18397730313648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 360

Divisors of 18397730313648

• Number of divisors d(n): 810
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 31 36 42 48 49 54 56 62 63 72 81 84 93 98 108 112 124 126 144 147 162 168 186 189 196 216 217 243 248 252 279 294 317 324 336 372 378 392 432 434 441 486 496 504 558 567 588 634 648 651 744 756 784 837 868 882 951 961 972 1008 1116 1134 1176 1268 1296 1302 1323 1488 1512 1519 1674 1701 1736 1764 1902 1922 1944 1953 2219 2232 2268 2352 2511 2536 2604 2646 2853 2883 3024 3038 3348 3402 3472 3528 3804 3844 3888 3906 3969 4438 4464 4536 4557 5022 5072 5208 5292 5706 5766 5859 6076 6657 6696 6727 6804 7056 7533 7608 7688 7812 7938 8559 8649 8876 9072 9114 9827 10044 10416 10584 11412 11532 11718 11907 12152 13314 13392 13454 13608 13671 15066 15216 15376 15533 15624 15876 17118 17298 17577 17752 18228 19654 19971 20088 20181 21168 22824 23064 23436 23814 24304 25677 25947 26628 26908 27216 27342 29481 30132 31066 31248 31752 34236 34596 35154 35504 36456 39308 39942 40176 40362 41013 45648 46128 46599 46872 47089 47628 51354 51894 52731 53256 53816 54684 58962 59913 60264 60543 62132 63504 68472 68789 69192 70308 72912 77031 77841 78616 79884 80724 82026 88443 93198 93744 94178 95256 100489 102708 103788 105462 106512 107632 109368 117924 119826 120528 121086 123039 124264 136944 137578 138384 139797 140616 141267 154062 155682 157232 159768 161448 164052 176886 179739 181629 186396 188356 190512 200978 205416 206367 207576 210924 218736 233523 235848 239652 242172 246078 248528 265329 275156 279594 281232 282534 301467 304637 308124 311364 319536 322896 328104 353772 359478 363258 369117 372792 376712 401956 410832 412734 415152 419391 421848 423801 467046 471696 479304 481523 484344 492156 530658 539217 544887 550312 559188 565068 602934 609274 616248 619101 622728 656208 703423 707544 718956 726516 738234 745584 753424 795987 803912 825468 838782 843696 847602 904401 913911 934092 958608 963046 968688 984312 1061316 1078434 1089774 1100624 1118376 1130136 1205868 1218548 1232496 1238202 1245456 1258173 1271403 1406846 1415088 1437912 1444569 1453032 1476468 1591974 1607824 1634661 1650936 1677564 1695204 1808802 1827822 1857303 1868184 1926092 1968624 2110269 2122632 2132459 2156868 2179548 2236752 2260272 2387961 2411736 2437096 2476404 2516346 2542806 2713203 2741733 2813692 2875824 2889138 2906064 2952936 3115159 3183948 3269322 3301872 3355128 3390408 3617604 3655644 3714606 3736368 3774519 3814209 3852184 4220538 4245264 4264918 4313736 4333707 4359096 4775922 4823472 4874192 4923961 4952808 5032692 5085612 5426406 5483466 5571909 5627384 5778276 5905872 6230318 6330807 6367896 6397377 6538644 6710256 6780816 7235208 7311288 7429212 7549038 7628418 7704368 8139609 8225199 8441076 8529836 8627472 8667414 8718192 9345477 9551844 9847922 9905616 10065384 10171224 10852812 10966932 11143818 11254768 11442627 11556552 12460636 12661614 12735792 12794754 13001121 13077288 14470416 14622576 14771883 14858424 14927213 15098076 15256836 16279218 16450398 16715727 16882152 17059672 17334828 18690954 18992421 19103688 19192131 19695844 20130768 20342448 21705624 21806113 21933864 22287636 22885254 23113104 24418827 24675597 24921272 25323228 25589508 26002242 26154576 28036431 29543766 29716848 29854426 30196152 30513672 32558436 32900796 33431454 33764304 34119344 34669656 37381908 37984842 38207376 38384262 39003363 39391688 43411248 43612226 43867728 44315649 44575272 44781639 45770508 48837654 49351194 49842544 50646456 51179016 52004484 56072862 56977263 57576393 59087532 59708852 60392304 61027344 65116872 65418339 65801592 66862908 69339312 74026791 74763816 75969684 76768524 78006726 78783376 84109293 87224452 88631298 89150544 89563278 91541016 96569929 97675308 98702388 101292912 102358032 104008968 112145724 113954526 115152786 117010089 118175064 119417704 130233744 130836678 131603184 132946947 133725816 134344917 148053582 149527632 151939368 152642791 153537048 156013452 168218586 170931789 172729179 174448904 177262596 179126556 183082032 193139858 195350616 196255017 197404776 208017936 224291448 227909052 230305572 234020178 236350128 238835408 252327879 261673356 265893894 267451632 268689834 289709787 296107164 303878736 305285582 307074096 312026904 336437172 341863578 345458358 348897808 354525192 358253112 386279716 390701232 392510034 394809552 398840841 403034751 448582896 455818104 457928373 460611144 468040356 504655758 518187537 523346712 531787788 537379668 579419574 588765051 592214328 610571164 624053808 672874344 675989503 683727156 690916716 709050384 716506224 756983637 772559432 785020068 797681682 806069502 869129361 911636208 915856746 921222288 936080712 1009311516 1036375074 1046693424 1063575576 1074759336 1158839148 1177530102 1184428656 1196522523 1209104253 1221142328 1345748688 1351979006 1367454312 1373785119 1381833432 1513967274 1545118864 1570040136 1595363364 1612139004 1738258722 1766295153 1831713492 1872161424 2018623032 2027968509 2072750148 2127151152 2149518672 2317678296 2355060204 2393045046 2418208506 2442284656 2607388083 2703958012 2734908624 2747570238 2763666864 3027934548 3140080272 3190726728 3224278008 3476517444 3532590306 3627312759 3663426984 4037246064 4055937018 4121355357 4145500296 4635356592 4710120408 4731926521 4786090092 4836417012 5214776166 5298885459 5407916024 5495140476 6055869096 6083905527 6381453456 6448556016 6953034888 7065180612 7254625518 7326853968 7822164249 8111874036 8242710714 8291000592 9420240816 9463853042 9572180184 9672834024 10429552332 10597770918 10815832048 10990280952 12111738192 12167811054 12364066071 13906069776 14130361224 14195779563 14509251036 15644328498 16223748072 16485421428 18251716581 18927706084 19144360368 19345668048 20859104664 21195541836 21980561904 23466492747 24335622108 24728132142 28260722448 28391559126 29018502072 31288656996 32447496144 32970842856 36503433162 37092198213 37855412168 41718209328 42391083672 42587338689 46932985494 48671244216 49456264284 54755149743 56783118252 58037004144 62577313992 65941685712 73006866324 74184396426 75710824336 84782167344 85174677378 93865970988 97342488432 98912528568 109510299486 113566236504 125154627984 127762016067 146013732648 148368792852 164265449229 170349354756 187731941976 197825057136 219020598972 227132473008 255524032134 292027465296 296737585704 328530898458 340698709512 375463883952 383286048201 438041197944 511048064268 593475171408 657061796916 681397419024 766572096402 876082395888 1022096128536 1149858144603 1314123593832 1533144192804 2044192257072 2299716289206 2628247187664 3066288385608 4599432578412 6132576771216 9198865156824 18397730313648
• Sum of all divisors σ(n): 64383987746988
• Sum of proper divisors (its aliquot sum) s(n): 45986257433340
• 18397730313648 is an abundant number, because the sum of its proper divisors (45986257433340) is greater than itself. Its abundance is 27588527119692

Bases of 18397730313648

• Binary: 100001011101110001110001011100001010110110000₂
• Hexadecimal: 0x10BB8E2E15B0
• Base-36: 6IRSTM300

Squares and roots of 18397730313648

• 18397730313648 squared (18397730313648²) is 338476480693722536455067904
• 18397730313648 cubed (18397730313648³) is 6227199009315791137240182543517057953792
• The square root of 18397730313648 is 4289257.5480667981
• The cube root of 18397730313648 is 26399.0368840793

Scales and comparisons

• 18,397,730,313,648 seconds is equal to 584,990 years, 47 weeks, 4 days, 10 hours, 40 minutes, 48 seconds.
• To count from 1 to 18,397,730,313,648 would take you about one million, four hundred sixty-two thousand, four hundred seventy-seven 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 18397730313648 cubic inches would be around 2199.9 feet tall.

Recreational maths with 18397730313648

• 18397730313648 backwards is 84631303779381
• 18397730313648 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18397730313648's digits is 63
• More coming soon!