1388395234380

Names of 1388395234380

• Cardinal: 1388395234380 can be written as One trillion, three hundred eighty-eight billion, three hundred ninety-five million, two hundred thirty-four thousand, three hundred eighty.

Scientific notation

• Scientific notation: 1.38839523438 × 10¹²

Factors of 1388395234380

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 623

Divisors of 1388395234380

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 7 10 11 12 14 15 20 21 22 28 30 33 35 42 44 49 55 60 66 70 77 79 84 98 105 110 121 127 132 140 147 154 158 165 196 210 220 231 237 242 245 254 294 308 316 330 363 381 385 389 395 420 462 474 484 490 508 539 553 588 605 635 660 726 735 762 770 778 790 847 869 889 924 948 980 1078 1106 1155 1167 1185 1210 1270 1397 1452 1470 1524 1540 1556 1580 1617 1659 1694 1738 1778 1815 1905 1945 2156 2212 2310 2334 2370 2420 2540 2541 2607 2667 2695 2723 2765 2794 2940 3234 3318 3388 3476 3556 3630 3810 3871 3890 4191 4235 4279 4345 4445 4620 4668 4740 5082 5214 5334 5390 5446 5530 5588 5835 5929 6083 6223 6468 6636 6985 7260 7620 7742 7780 8085 8169 8295 8382 8470 8558 8690 8890 9559 9779 10033 10164 10428 10668 10780 10892 11060 11613 11670 11858 12166 12446 12705 12837 13035 13335 13615 13970 15367 15484 16170 16338 16590 16764 16940 17116 17380 17780 17787 18249 18669 19061 19118 19355 19558 20066 20955 21395 23226 23340 23716 24332 24892 25410 25674 26070 26670 27230 27940 28677 29337 29645 29953 30099 30415 30731 30734 31115 32340 32676 33180 35574 36498 37338 38122 38236 38710 39116 40132 40845 41910 42581 42790 46101 46452 47069 47795 48895 49403 50165 50820 51348 52140 53340 54460 57183 57354 58065 58674 59290 59906 60198 60830 61462 61468 62230 64185 66913 68453 70231 71148 72996 74676 76244 76835 77420 81690 83820 85162 85580 88935 89859 91245 92193 92202 93345 94138 95305 95590 97790 98806 100330 107569 110363 114366 114708 116130 117348 118580 119812 120396 121660 122924 124460 127743 128370 133826 136906 140462 141207 143385 146685 148209 149765 150495 153655 153670 163380 170324 177870 179718 182490 184386 184404 186690 188276 190610 191180 195580 197612 200660 200739 205359 209671 210693 212905 215117 215138 220726 228732 230505 232260 235345 247015 255486 256740 267652 273812 280924 282414 285915 286770 293370 296418 299530 300990 307310 307340 322707 329483 331089 334565 338041 342265 345821 351155 355740 359436 364980 368772 373380 381220 401478 410718 419342 421386 425810 430234 430276 441452 449295 460965 461010 468391 470690 491617 494030 510972 537845 543433 551815 564828 571830 573540 586740 592836 599060 601980 614620 629013 638715 645351 645414 658966 662178 669130 676082 684530 691642 702310 706035 741045 752983 772541 802956 821436 838684 842772 851620 860468 898590 921930 922020 936782 941380 983234 988060 988449 1003695 1014123 1026795 1037463 1048355 1053465 1075585 1075690 1086866 1103630 1143660 1213993 1258026 1277430 1290702 1290828 1317932 1324356 1338260 1352164 1369060 1383284 1404620 1405173 1412070 1474851 1482090 1505819 1505966 1545082 1613535 1630299 1647415 1655445 1690205 1729105 1797180 1843860 1873564 1966468 1976898 2007390 2028246 2053590 2074926 2096710 2106930 2151170 2151380 2173732 2207260 2258949 2306381 2317623 2341955 2366287 2420747 2427986 2458085 2516052 2554860 2581404 2717165 2810346 2824140 2949702 2964180 3011638 3011932 3090164 3145065 3226755 3227070 3260598 3294830 3310890 3380410 3458210 3641979 3718451 3764915 3804031 3862705 3902837 3953796 4014780 4056492 4107180 4149852 4193420 4213860 4302340 4517457 4517898 4612762 4635246 4683910 4732574 4841494 4855972 4916170 4942245 5070615 5187315 5407787 5434330 5620692 5899404 5977763 6023276 6069965 6290130 6453510 6454140 6521196 6589660 6621780 6760820 6916420 6919143 7025865 7098861 7262241 7283958 7374255 7436902 7529095 7529830 7608062 7725410 7805674 8151495 8497951 9034914 9035796 9225524 9270492 9367820 9465148 9682988 9832340 9884490 10141230 10374630 10815574 10868660 11155353 11294745 11412093 11531905 11588115 11708511 11831435 11955526 12103735 12139930 12580260 12907020 13838286 14051730 14197722 14524482 14567916 14748510 14873804 15058190 15059660 15216124 15450820 15611348 16223361 16302990 16564009 16995902 17933289 18069828 18209895 18592255 19020155 19514185 19768980 20282460 20749260 21631148 22310706 22587285 22589490 22824186 23063810 23176230 23417022 23662870 23911052 24207470 24279860 25493853 26029157 26628217 27038935 27319859 27676572 28103460 28395444 29048964 29497020 29888815 30116380 32446722 32605980 33128018 33991804 34595715 35494305 35866578 36311205 36419790 37184510 38040310 39028370 41844341 42489755 42931207 44621412 45174570 45178980 45648372 46127620 46352460 46834044 47325740 48414940 49692027 50987706 52058314 53256434 54077870 54639718 55776765 57060465 58542555 59485657 59777630 64893444 66256036 69191430 70988610 71733156 72622410 72839580 74369020 76080620 78056740 78087471 79884651 81116805 81959577 82820045 83688682 84979510 85862414 89666445 90349140 99384054 101975412 104116628 106512868 108155740 109279436 111553530 114120930 117085110 118971314 119555260 125533023 127469265 128793621 130145785 133141085 136599295 138382860 141977220 145244820 156174942 159769302 162233610 163919154 165640090 167377364 169959020 171724828 178456971 179332890 182204099 191239013 198768108 209221705 214656035 223107060 228241860 234170220 237942628 248460135 251066046 254938530 257587242 260291570 266282170 273198590 292910387 297428285 300518449 312349884 319538604 324467220 327838308 331280180 356913942 358665780 364408198 382478026 390437355 399423255 409797885 418443410 429312070 472243277 496920270 502132092 509877060 515174484 520583140 532564340 546397180 546612297 573717039 585820774 594856570 601036898 627665115 643968105 713827884 728816396 764956052 780874710 798846510 819595770 836886820 858624140 878731161 892284855 901555347 911020495 944486554 956195065 993840540 1093224594 1147434078 1171641548 1189713140 1202073796 1255330230 1287936210 1416729831 1464551935 1502592245 1561749420 1597693020 1639191540 1757462322 1784569710 1803110694 1822040990 1888973108 1912390130 2103629143 2186449188 2294868156 2361216385 2510660460 2575872420 2733061485 2833459662 2868585195 2929103870 3005184490 3305702939 3514924644 3569139420 3606221388 3644081980 3824780260 4207258286 4393655805 4507776735 4722432770 5466122970 5666919324 5737170390 5858207740 6010368980 6310887429 6611405878 7083649155 8414516572 8787311610 9015553470 9444865540 9917108817 10518145715 10932245940 11474340780 12621774858 13222811756 14167298310 16528514695 17574623220 18031106940 19834217634 21036291430 23139920573 25243549716 28334596620 31554437145 33057029390 39668435268 42072582860 46279841146 49585544085 63108874290 66114058780 69419761719 92559682292 99171088170 115699602865 126217748580 138839523438 198342176340 231399205730 277679046876 347098808595 462798411460 694197617190 1388395234380
• Sum of all divisors σ(n): 5086280908800
• Sum of proper divisors (its aliquot sum) s(n): 3697885674420
• 1388395234380 is an abundant number, because the sum of its proper divisors (3697885674420) is greater than itself. Its abundance is 2309490440040

Bases of 1388395234380

• Binary: 10100001101000010110011100000010001001100₂
• Hexadecimal: 0x14342CE044C
• Base-36: HPTIOB4C

Squares and roots of 1388395234380

• 1388395234380 squared (1388395234380²) is 1927641326849095133984400
• 1388395234380 cubed (1388395234380³) is 2676328031791223625439188541263672000
• The square root of 1388395234380 is 1178301.8434934233
• The cube root of 1388395234380 is 11155.8938036833

Scales and comparisons

• 1,388,395,234,380 seconds is equal to 44,146 years, 35 weeks, 6 hours, 53 minutes.
• To count from 1 to 1,388,395,234,380 would take you about one hundred ten thousand, three hundred sixty-six 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 1388395234380 cubic inches would be around 929.7 feet tall.

Recreational maths with 1388395234380

• 1388395234380 backwards is 0834325938831
• The number of decimal digits it has is: 13
• The sum of 1388395234380's digits is 57
• More coming soon!