1397640538893680004

Names of 1397640538893680004

• Cardinal: 1397640538893680004 can be written as One quintillion, three hundred ninety-seven quadrillion, six hundred forty trillion, five hundred thirty-eight billion, eight hundred ninety-three million, six hundred eighty thousand and four.

Scientific notation

• Scientific notation: 1.397640538893680004 × 10¹⁸

Factors of 1397640538893680004

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 815

Divisors of 1397640538893680004

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 11 12 14 21 22 28 33 42 44 66 77 84 132 154 191 231 308 382 462 573 601 764 924 1146 1202 1337 1803 2101 2292 2404 2674 3606 4011 4202 4207 5348 6303 6611 7212 8022 8404 8414 12606 12621 13222 14707 16044 16828 19833 25212 25242 26444 29414 36481 39666 44121 46277 50484 58828 72962 79332 88242 92554 109443 114791 138831 145924 176484 185108 218886 229582 255367 277662 344373 361201 401291 437772 459164 510734 555324 688746 722402 766101 802582 803537 1021468 1083603 1203873 1262701 1377492 1444804 1532202 1605164 1607074 2167206 2407746 2410611 2525402 2528407 2809037 3064404 3214148 3788103 3973211 4334412 4815492 4821222 5050804 5056814 5618074 6967871 7576206 7585221 7946422 8427111 8838907 9642444 10113628 11236148 11919633 13935742 15152412 15170442 15892844 16854222 17677814 20903613 21925081 23839266 26516721 27812477 27871484 30340884 33708444 35355628 41807226 43850162 47678532 48775097 53033442 55624954 65775243 68989391 76646581 83437431 83614452 87700324 97550194 106066884 111249908 131550486 137978782 146325291 153293162 153475567 166874862 195100388 206968173 217081801 229939743 241175891 263100972 275957564 292650582 306586324 306951134 333749724 413936346 434163602 459879486 460426701 482351782 482925737 536526067 585301164 613902268 651245403 723527673 758883301 827872692 868327204 919758972 920853402 964703564 965851474 1073052134 1302490806 1447055346 1448777211 1517766602 1519572607 1609578201 1688231237 1841706804 1931702948 2146104268 2276649903 2387899811 2604981612 2894110692 2897554422 3035533204 3039145214 3219156402 3376462474 4187690471 4553299806 4558717821 4775799622 5064693711 5312183107 5795108844 6078290428 6438312804 6752924948 7163699433 8375380942 9106599612 9117435642 9551599244 10129387422 10624366214 12563071413 13176973681 14327398866 15936549321 16715298677 16750761884 18234871284 20258774844 21248732428 25126142826 26353947362 28654797732 29313833297 31873098642 33430597354 39530921043 41462623991 46064595181 50145896031 50252285652 52707894724 58627666594 63746197284 66861194708 79061842086 82925247982 87941499891 92129190362 92238815767 100291792062 117255333188 124387871973 138193785543 144946710491 158123684172 165850495964 175882999782 184258380724 184477631534 200583584124 248775743946 276387571086 276716447301 289893420982 290238367937 322452166267 351765999564 368955263068 434840131473 456088863901 497551487892 552775142172 553432894602 579786841964 580476735874 644904332534 869680262946 870715103811 912177727802 967356498801 1014626973437 1106865789204 1160953471748 1289808665068 1368266591703 1739360525892 1741430207622 1824355455604 1934712997602 2029253946874 2516801973071 2736533183406 3043880920311 3192622047307 3482860415244 3869425995204 4058507893748 5033603946142 5473066366812 6087761840622 6385244094614 7550405919213 7919361182281 9577866141921 10067207892284 12175523681244 12770488189228 15100811838426 15838722364562 17617613811497 19155732283842 23758083546843 27684821703781 30201623676852 31677444729124 35235227622994 38311464567684 47516167093686 52852841434491 55369643407562 55435528275967 70470455245988 83054465111343 87112973005091 95032334187372 105705682868982 110739286815124 110871056551934 166108930222686 166306584827901 174225946010182 193793751926467 211411365737964 221742113103868 261338919015273 332217860445372 332613169655802 348451892020364 387587503852934 522677838030546 581381255779401 609790811035637 665226339311604 775175007705868 1045355676061092 1162762511558802 1219581622071274 1512597985815671 1829372433106911 2325525023117604 2439163244142548 3025195971631342 3658744866213822 4537793957447013 6050391943262684 7317489732427644 9075587914894026 10588185900709697 16638577843972381 18151175829788052 21176371801419394 31764557702129091 33277155687944762 42352743602838788 49915733531917143 63529115404258182 66554311375889524 99831467063834286 116470044907806667 127058230808516364 199662934127668572 232940089815613334 349410134723420001 465880179631226668 698820269446840002 1397640538893680004
• Sum of all divisors σ(n): 4094074768187916288
• Sum of proper divisors (its aliquot sum) s(n): 2696434229294236284
• 1397640538893680004 is an abundant number, because the sum of its proper divisors (2696434229294236284) is greater than itself. Its abundance is 1298793690400556280

Bases of 1397640538893680004

• Binary: 1001101100101011010101010101001000100011100010111110110000100₂
• Hexadecimal: 0x13656AAA44717D84
• Base-36: AM9Q7ZQ7YEMC

Squares and roots of 1397640538893680004

• 1397640538893680004 squared (1397640538893680004²) is 1953399075959016247979468253549440016
• 1397640538893680004 cubed (1397640538893680004³) is 2730149737197776028793415367175115934310905175696640064
• The square root of 1397640538893680004 is 1182218481.8778972227
• The cube root of 1397640538893680004 is 1118060.1355934247

Scales and comparisons

• 1,397,640,538,893,680,004 seconds is equal to 44,440,645,950 years, 40 weeks, 4 days, 6 hours, 13 minutes, 24 seconds.
• To count from 1 to 1,397,640,538,893,680,004 would take you about one hundred fifty-five billion, five hundred forty-two million, two hundred sixty thousand, eight hundred twenty-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 1397640538893680004 cubic inches would be around 93171.7 feet tall.

Recreational maths with 1397640538893680004

• 1397640538893680004 backwards is 4000863988350467931
• 1397640538893680004 is a Harshad number.
• The number of decimal digits it has is: 19
• The sum of 1397640538893680004's digits is 84
• More coming soon!