18291082963968

Names of 18291082963968

• Cardinal: 18291082963968 can be written as Eighteen trillion, two hundred ninety-one billion, eighty-two million, nine hundred sixty-three thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8291082963968 × 10¹³

Factors of 18291082963968

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 111

Divisors of 18291082963968

• Number of divisors d(n): 660
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 27 32 34 36 48 51 54 64 68 72 89 96 102 108 128 136 144 153 178 192 204 216 256 267 272 288 289 306 356 384 408 432 459 512 534 544 576 578 612 712 768 801 816 864 867 918 1024 1068 1088 1152 1156 1224 1424 1513 1536 1602 1632 1728 1734 1836 2136 2176 2304 2312 2403 2448 2601 2848 3026 3072 3204 3264 3456 3468 3672 4272 4352 4539 4608 4624 4806 4896 4913 5202 5696 6052 6408 6528 6912 6936 7344 7803 7921 8544 8704 9078 9216 9248 9612 9792 9826 10404 11392 12104 12816 13056 13617 13824 13872 14688 14739 15606 15842 17088 17408 18156 18496 19224 19584 19652 20808 22784 23763 24208 25632 25721 26112 27234 27648 27744 29376 29478 31212 31684 34176 36312 36992 38448 39168 39304 40851 41616 44217 45568 47526 48416 51264 51442 52224 54468 55488 58752 58956 62424 63368 68352 71289 72624 73984 76896 77163 78336 78608 81702 83232 83521 88434 91136 95052 96832 102528 102884 108936 110976 117504 117912 124848 126736 132651 134657 136704 142578 145248 147968 153792 154326 156672 157216 163404 166464 167042 176868 190104 193664 205056 205768 213867 217872 221952 231489 235008 235824 249696 250563 253472 265302 269314 273408 285156 290496 295936 307584 308652 314432 326808 332928 334084 353736 380208 387328 403971 410112 411536 427734 435744 437257 443904 462978 470016 471648 499392 501126 506944 530604 538628 570312 580992 615168 617304 628864 653616 665856 668168 694467 707472 751689 760416 774656 807942 820224 823072 855468 871488 874514 887808 925956 943296 998784 1002252 1013888 1061208 1077256 1140624 1161984 1211913 1230336 1234608 1257728 1307232 1311771 1331712 1336336 1388934 1414944 1503378 1520832 1549312 1615884 1646144 1710936 1742976 1749028 1851912 1886592 1997568 2004504 2027776 2122416 2154512 2255067 2281248 2289169 2323968 2423826 2460672 2469216 2515456 2614464 2623542 2663424 2672672 2777868 2829888 3006756 3041664 3231768 3292288 3421872 3485952 3498056 3635739 3703824 3773184 3935313 3995136 4009008 4055552 4244832 4309024 4510134 4562496 4578338 4647936 4847652 4938432 5030912 5228928 5247084 5345344 5555736 5659776 6013512 6083328 6463536 6584576 6843744 6867507 6971904 6996112 7271478 7407648 7433369 7546368 7870626 7990272 8018016 8111104 8489664 8618048 9020268 9124992 9156676 9695304 9876864 10457856 10494168 10690688 11111472 11319552 11805939 12027024 12166656 12927072 13169152 13687488 13735014 13943808 13992224 14542956 14815296 14866738 15092736 15741252 16036032 16979328 17236096 18040536 18249984 18313352 19390608 19753728 20602521 20915712 20988336 21381376 22222944 22300107 22639104 23611878 24054048 24333312 25854144 26338304 27374976 27470028 27984448 29085912 29630592 29733476 31482504 32072064 33958656 34472192 36081072 36499968 36626704 38781216 38915873 39507456 41205042 41831424 41976672 42762752 44445888 44600214 45278208 47223756 48108096 51708288 54749952 54940056 55968896 58171824 59261184 59466952 61807563 62965008 64144128 66900321 67917312 68944384 72162144 72999936 73253408 77562432 77831746 79014912 82410084 83953344 85525504 88891776 89200428 94447512 96216192 103416576 109499904 109880112 111937792 116343648 116747619 118522368 118933904 123615126 125930016 128288256 133800642 135834624 137888768 144324288 146506816 155124864 155663492 164820168 167906688 177783552 178400856 188895024 192432384 200700963 206833152 218999808 219760224 223875584 232687296 233495238 237044736 237867808 247230252 251860032 256576512 267601284 288648576 293013632 310249728 311326984 329640336 335813376 350242857 355567104 356801712 377790048 384864768 401401926 413666304 439520448 447751168 465374592 466990476 475735616 494460504 503720064 535202568 577297152 586027264 620499456 622653968 659280672 661569841 671626752 700485714 711134208 713603424 755580096 769729536 802803852 879040896 930749184 933980952 951471232 988921008 1007440128 1050728571 1070405136 1154594304 1172054528 1240998912 1245307936 1318561344 1323139682 1343253504 1400971428 1427206848 1511160192 1605607704 1758081792 1861498368 1867961904 1902942464 1977842016 1984709523 2014880256 2101457142 2140810272 2309188608 2344109056 2490615872 2637122688 2646279364 2801942856 2854413696 3022320384 3211215408 3516163584 3722996736 3735923808 3805884928 3955684032 3969419046 4029760512 4202914284 4281620544 4981231744 5274245376 5292558728 5603885712 5708827392 5954128569 6044640768 6422430816 7032327168 7471847616 7611769856 7911368064 7938838092 8405828568 8563241088 9962463488 10548490752 10585117456 11207771424 11417654784 11908257138 12089281536 12844861632 14943695232 15822736128 15877676184 16811657136 17126482176 17862385707 19924926976 21096981504 21170234912 22415542848 22835309568 23816514276 25689723264 29887390464 31645472256 31755352368 33623314272 34252964352 35724771414 39849853952 42340469824 44831085696 47633028552 51379446528 59774780928 63290944512 63510704736 67246628544 68505928704 71449542828 84680939648 89662171392 95266057104 102758893056 119549561856 127021409472 134493257088 142899085656 169361879296 179324342784 190532114208 205517786112 254042818944 268986514176 285798171312 338723758592 358648685568 381064228416 508085637888 537973028352 571596342624 677447517184 762128456832 1016171275776 1075946056704 1143192685248 1524256913664 2032342551552 2286385370496 3048513827328 4572770740992 6097027654656 9145541481984 18291082963968
• Sum of all divisors σ(n): 58208831883880
• Sum of proper divisors (its aliquot sum) s(n): 39917748919912
• 18291082963968 is an abundant number, because the sum of its proper divisors (39917748919912) is greater than itself. Its abundance is 21626665955944

Bases of 18291082963968

• Binary: 100001010001010111001100000001010110000000000₂
• Hexadecimal: 0x10A2B980AC00
• Base-36: 6HET2J9C0

Squares and roots of 18291082963968

• 18291082963968 squared (18291082963968²) is 334563715994760395986305024
• 18291082963968 cubed (18291082963968³) is 6119532685993590153375165469122449375232
• The square root of 18291082963968 is 4276807.5668619929
• The cube root of 18291082963968 is 26347.9283160703

Scales and comparisons

• 18,291,082,963,968 seconds is equal to 581,599 years, 44 weeks, 5 days, 2 hours, 52 minutes, 48 seconds.
• To count from 1 to 18,291,082,963,968 would take you about one million, four hundred fifty-three thousand, nine hundred ninety-nine 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 18291082963968 cubic inches would be around 2195.7 feet tall.

Recreational maths with 18291082963968

• 18291082963968 backwards is 86936928019281
• 18291082963968 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18291082963968's digits is 72
• More coming soon!