640368478773387

Names of 640368478773387

• Cardinal: 640368478773387 can be written as Six hundred forty trillion, three hundred sixty-eight billion, four hundred seventy-eight million, seven hundred seventy-three thousand, three hundred eighty-seven.

Scientific notation

• Scientific notation: 6.40368478773387 × 10¹⁴

Factors of 640368478773387

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 596

Divisors of 640368478773387

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 7 9 13 21 27 39 49 63 91 97 103 117 147 189 273 291 309 351 373 441 637 679 721 819 873 927 1119 1261 1323 1339 1911 2037 2163 2457 2611 2619 2781 3357 3783 4017 4753 4849 5047 5733 6111 6489 7833 8827 9373 9409 9991 10071 10609 11349 12051 14259 14547 15141 17199 18277 18333 19467 23499 26481 28119 28227 29973 31827 33943 34047 36153 36181 38419 42777 43641 45423 54831 61789 65611 65863 69937 70497 74263 79443 84357 84681 89919 95481 101829 108543 115257 122317 128331 129883 130923 136269 137917 164493 185367 196833 197589 209811 222789 237601 238329 253071 253267 254043 268933 269757 286443 305487 325629 345771 366951 389649 413751 461041 470353 489559 493479 499447 519841 556101 590499 592767 629433 668367 712803 759801 806799 856219 909181 916461 965419 969127 976887 1029073 1037313 1100853 1168947 1241253 1383123 1411059 1468677 1498341 1559523 1668303 1771497 1772869 1778301 1882531 1888299 2005101 2138409 2279403 2420397 2568657 2727543 2896257 2907381 3087219 3292471 3302559 3496129 3506841 3509557 3723759 3726643 3957157 4149369 4233177 4406031 4495023 4678569 5318607 5647593 5993533 6364267 6415227 6757933 6783889 6838209 7203511 7261191 7705971 8182629 8688771 8722143 9261657 9877413 10488387 10528671 11179929 11871471 12448107 12598651 12699531 13218093 13377949 13485069 14035707 15955821 16942779 17980599 19092801 20273799 20351667 21610533 23047297 23117913 24472903 24547887 24566899 26066313 26086501 26166429 27700099 27784971 29632239 31465161 31586013 33539787 35614413 37795953 40133847 45624241 47487223 47867463 48446359 50424577 50828337 51443041 53941797 57278403 60821397 61055001 64831599 69141891 73418709 73700697 78259503 83100297 88190557 88896717 93645643 94395483 94758039 99820081 100619361 106843239 113387859 120401541 136872723 142461669 145339077 151273731 154329123 161825391 171835209 171968293 182464191 182605507 183165003 193900693 194494797 207425673 220256127 221102091 234778509 249300891 264571671 280936929 299460243 319369687 339124513 340163577 360101287 361204623 361484371 383844229 410618169 427385007 436017231 453821193 462987369 515904879 547816521 581702079 617333899 622277019 655519501 660768381 663306273 698740567 704335527 747902673 793715013 842810787 898380729 958109061 1017373539 1080303861 1084453113 1151532687 1231854507 1282155021 1297661053 1308051693 1361463579 1388962107 1547714637 1643449563 1745106237 1852001697 1966558503 2096221701 2235587809 2373871591 2381145039 2520709009 2528432361 2530390597 2686909603 2695142187 2874327183 3052120617 3240911583 3253359339 3454598061 3892983159 4643143911 4699296823 4891183969 4930348689 4989974977 5235318711 5556005091 5899675509 6288665103 6706763427 7121614773 7562127027 7591171791 8060728809 8622981549 9083627371 9156361851 9722734749 9760078017 10363794183 11678949477 14097890469 14673551907 14969924931 16668015273 17699026527 17712734179 18808367221 18865995309 20120290281 21364844319 22686381081 22773515373 24182186427 27250882113 32895077761 34929824839 35036848431 37232890213 42293671407 44020655721 44909774793 53138202537 56425101663 60360870843 63585391597 64094532957 68059143243 68320546119 72546559281 81752646339 98685233283 104789474517 111698670639 126881014221 132061967163 134729324379 159414607611 169275304989 190756174791 230265544327 244508773873 245257939017 260630231491 296055699849 314368423551 335096011917 478243822833 484027572769 507825914967 572268524373 690796632981 733526321619 781890694473 888167099547 943105270653 1005288035751 1452082718307 1716805573119 1824411620437 2072389898943 2200578964857 2345672083419 3388193009383 4356248154921 5473234861311 6217169696829 6601736894571 7037016250257 10164579028149 13068744464763 16419704583933 23717351065681 30493737084447 49259113751799 71152053197043 91481211253341 213456159591129 640368478773387
• Sum of all divisors σ(n): 1215875433437280
• Sum of proper divisors (its aliquot sum) s(n): 575506954663893
• 640368478773387 is a deficient number, because the sum of its proper divisors (575506954663893) is less than itself. Its deficiency is 64861524109494

Bases of 640368478773387

• Binary: 10010001100110100101100111101100111110000010001011₂
• Hexadecimal: 0x2466967B3E08B
• Base-36: 6AZP7UFR0R

Squares and roots of 640368478773387

• 640368478773387 squared (640368478773387²) is 410071788606541796788099451769
• 640368478773387 cubed (640368478773387³) is 262597047457853101627628075034506808287271603
• The square root of 640368478773387 is 25305502.9346066743
• The cube root of 640368478773387 is 86193.9232501403

Scales and comparisons

• 640,368,478,773,387 seconds is equal to 20,361,736 years, 43 weeks, 3 days, 36 minutes, 27 seconds.
• To count from 1 to 640,368,478,773,387 would take you about fifty million, nine hundred four thousand, three hundred forty-two 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 640368478773387 cubic inches would be around 7182.8 feet tall.

Recreational maths with 640368478773387

• 640368478773387 backwards is 783377874863046
• The number of decimal digits it has is: 15
• The sum of 640368478773387's digits is 81
• More coming soon!