381918387395412

Names of 381918387395412

• Cardinal: 381918387395412 can be written as Three hundred eighty-one trillion, nine hundred eighteen billion, three hundred eighty-seven million, three hundred ninety-five thousand, four hundred twelve.

Scientific notation

• Scientific notation: 3.81918387395412 × 10¹⁴

Factors of 381918387395412

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 128

Divisors of 381918387395412

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 42 43 49 63 73 84 86 98 126 129 146 147 172 196 219 252 258 292 294 301 343 387 438 441 511 516 588 602 657 686 774 876 882 903 1022 1029 1204 1314 1372 1533 1548 1764 1806 1849 2044 2058 2107 2628 2709 3066 3087 3139 3577 3612 3698 4116 4214 4599 5329 5418 5547 6132 6174 6278 6321 7154 7396 8428 9198 9417 10658 10731 10836 11094 12348 12556 12642 12943 14308 14749 15987 16641 18396 18834 18963 21316 21462 21973 22188 25039 25284 25886 28251 29498 31974 32193 33282 37303 37668 37926 38829 42924 43946 44247 47961 50078 51772 56502 58996 63948 64386 65919 66564 74606 75117 75852 77658 79507 87892 88494 90601 95922 100156 111909 113004 116487 128772 131838 132741 134977 149212 150234 153811 155316 159014 176988 181202 191844 197757 223818 225351 229147 232974 238521 261121 263676 265482 269954 271803 300468 307622 318028 335727 362404 389017 395514 404931 447636 450702 458294 461433 465948 477042 522242 530964 539908 543606 556549 615244 634207 671454 687441 715563 778034 783363 791028 809862 815409 901404 916588 922866 944839 954084 1044484 1076677 1087212 1113098 1167051 1214793 1268414 1342908 1374882 1384299 1431126 1556068 1566726 1604029 1619724 1630818 1669647 1827847 1845732 1889678 1902621 2062323 2153354 2226196 2334102 2350089 2429586 2536828 2723119 2749764 2768598 2834517 2862252 3133452 3208058 3230031 3261636 3339294 3501153 3655694 3779356 3805242 3895843 4124646 4306708 4668204 4700178 4812087 4859172 5008941 5446238 5483541 5537196 5669034 5707863 5804011 6416116 6460062 6613873 6678588 7002306 7311388 7610484 7791686 8169357 8249292 8503551 9400356 9624174 9690093 9853321 10017882 10892476 10967082 11228203 11338068 11415726 11608022 11687529 12920124 13227746 14004612 14436261 15583372 16338714 16450623 16727731 17007102 17412033 19061833 19248348 19380186 19706642 19841619 20035764 21934164 22456406 22831452 23216044 23375058 24508071 26455492 27270901 28872522 29559963 32677428 32901246 33455462 33684609 34014204 34824066 35062587 38123666 38760372 39413284 39683238 40628077 44912812 46297111 46750116 49016142 50183193 52236099 54541802 57185499 57745044 59119926 59524857 65802492 66910924 67369218 68973247 69648132 70125174 76247332 78597421 79366476 81256154 81812703 88679889 92594222 98032284 100366386 101053827 104472198 109083604 114370998 117094117 118239852 119049714 121884231 133432831 134738436 137946494 138891333 140250348 150549579 157194842 162512308 163625406 171556497 177359778 185188444 200732772 202107654 206919741 208944396 228741996 234188234 235792263 238099428 243768462 245438109 266865662 275892988 277782666 284396539 301099158 314389684 327250812 343112994 351282351 354719556 365652693 400298493 404215308 413839482 416673999 423692803 468376468 471584526 482812729 487536924 490876218 533731324 555565332 568793078 602198316 620759223 686225988 702564702 707376789 719292433 731305386 800596986 819658819 827678964 833347998 847385606 853189617 943169052 965625458 981752436 1053847053 1137586156 1200895479 1241518446 1271078409 1405129404 1414753578 1438584866 1448438187 1462610772 1601193972 1639317638 1666695996 1694771212 1706379234 1931250916 1990775773 2107694106 2157877299 2401790958 2458976457 2483036892 2542156818 2559568851 2829507156 2877169732 2896876374 2965849621 3278635276 3379689103 3412758468 3813235227 3981551546 4215388212 4315754598 4345314561 4803581916 4917952914 5035047031 5084313636 5119137702 5737611733 5793752748 5931699242 5972327319 6473631897 6759378206 7376929371 7626470454 7963103092 8631509196 8690629122 8897548863 9835905828 10070094062 10139067309 10238275404 11475223466 11863398484 11944654638 12947263794 13518756412 14753858742 15105141093 15252940908 17212835199 17381258244 17795097726 17916981957 20140188124 20278134618 20760947347 22950446932 23889309276 25894527588 26692646589 29507717484 30210282186 30417201927 30929574619 34425670398 35245329217 35590195452 35833963914 40556269236 41521894694 45315423279 51638505597 53385293178 60420564372 60834403854 61859149238 62282842041 68851340796 70490658434 71667927828 83043789388 90630846558 92788723857 103277011194 105735987651 106770586356 121668807708 123718298476 124565684082 140981316868 145326631429 181261693116 185577447714 186848526123 206554022388 211471975302 216507022333 246717304519 249131368164 278366171571 290653262858 317207962953 371154895428 373697052246 422943950604 433014044666 435979894287 493434609038 556732343142 581306525716 634415925906 649521066999 740151913557 747394104492 866028089332 871959788574 986869218076 1113464686284 1268831851812 1299042133998 1307939682861 1480303827114 1515549156331 1743919577148 1948563200997 2220455740671 2598084267996 2615879365722 2960607654228 3031098312662 3897126401994 4440911481342 4546647468993 5231758731444 6062196625324 7794252803988 8881822962684 9093294937986 10608844094317 13639942406979 18186589875972 21217688188634 27279884813958 31826532282951 42435376377268 54559769627916 63653064565902 95479596848853 127306129131804 190959193697706 381918387395412
• Sum of all divisors σ(n): 1168650683200000
• Sum of proper divisors (its aliquot sum) s(n): 786732295804588
• 381918387395412 is an abundant number, because the sum of its proper divisors (786732295804588) is greater than itself. Its abundance is 404813908409176

Bases of 381918387395412

• Binary: 1010110110101101001001101110100000101101101010100₂
• Hexadecimal: 0x15B5A4DD05B54
• Base-36: 3RDMVV0J10

Squares and roots of 381918387395412

• 381918387395412 squared (381918387395412²) is 145861654630711995637238649744
• 381918387395412 cubed (381918387395412³) is 55707247919388054616164313863198251900574528
• The square root of 381918387395412 is 19542732.3421115299
• The cube root of 381918387395412 is 72553.2474399617

Scales and comparisons

• 381,918,387,395,412 seconds is equal to 12,143,823 years, 19 weeks, 23 hours, 10 minutes, 12 seconds.
• To count from 1 to 381,918,387,395,412 would take you about thirty million, three hundred fifty-nine thousand, five hundred fifty-eight 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 381918387395412 cubic inches would be around 6046.1 feet tall.

Recreational maths with 381918387395412

• 381918387395412 backwards is 214593783819183
• The number of decimal digits it has is: 15
• The sum of 381918387395412's digits is 72
• More coming soon!