18813266697680

Names of 18813266697680

• Cardinal: 18813266697680 can be written as Eighteen trillion, eight hundred thirteen billion, two hundred sixty-six million, six hundred ninety-seven thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.881326669768 × 10¹³

Factors of 18813266697680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 100

Divisors of 18813266697680

• Number of divisors d(n): 450
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 35 40 49 52 56 65 70 73 80 91 98 104 112 130 140 146 169 182 196 208 245 260 280 292 338 364 365 392 455 490 511 520 560 584 637 676 728 730 784 845 910 949 980 1022 1040 1168 1183 1274 1352 1456 1460 1690 1820 1898 1960 2044 2366 2548 2555 2704 2920 3185 3380 3577 3640 3796 3920 4088 4732 4745 5096 5110 5329 5840 5915 6370 6643 6760 7154 7280 7592 8176 8281 9464 9490 10192 10220 10658 11830 12337 12740 13286 13520 14308 15184 16562 17885 18928 18980 20440 21316 23660 24674 25480 26572 26645 28616 33124 33215 35770 37303 37960 40880 41405 42632 46501 47320 49348 50960 53144 53290 57232 61685 66248 66430 69277 71540 74606 75920 82810 85264 86359 93002 94640 98696 106288 106580 123370 132496 132860 138554 143080 149212 165620 172718 186004 186515 197392 213160 232505 246740 261121 265720 277108 286160 298424 331240 345436 346385 372008 373030 389017 426320 431795 465010 484939 493480 522242 531440 554216 596848 604513 662480 690872 692770 744016 746060 778034 863590 900601 930020 969878 986960 1044484 1108432 1209026 1305605 1381744 1385540 1492120 1556068 1727180 1801202 1860040 1939756 1945085 2088968 2418052 2424695 2611210 2723119 2771080 2984240 3022565 3112136 3394573 3454360 3602404 3720080 3879512 3890170 4177936 4503005 4836104 4849390 5057221 5222420 5446238 5542160 6045130 6224272 6304207 6789146 6908720 7204808 7759024 7780340 9006010 9672208 9698780 10114442 10444840 10892476 12090260 12608414 13578292 13615595 14409616 15560680 16972865 18012020 19061833 19397560 20228884 20889680 21784952 24180520 25216828 25286105 27156584 27231190 28398241 31121360 31521035 33945730 35400547 36024040 38123666 38795120 40457768 43569904 44129449 48361040 50433656 50572210 54313168 54462380 56796482 63042070 65743873 67891460 70801094 72048080 76247332 80915536 88258898 95309165 100867312 101144420 108924760 113592964 126084140 131487746 135782920 141602188 141991205 152494664 176517796 177002735 190618330 198787687 202288840 217849520 220647245 227185928 247803829 252168280 262975492 271565840 283204376 283982410 304989328 328719365 353035592 354005470 369177133 381236660 397575374 404577680 441294490 454371856 460207111 495607658 504336560 525950984 566408752 567964820 657438730 706071184 708010940 738354266 762473320 795150748 882588980 920414222 991215316 993938435 1051901968 1135929640 1239019145 1314877460 1391513809 1416021880 1476708532 1524946640 1590301496 1765177960 1840828444 1845885665 1982430632 1987876870 2271859280 2301035555 2478038290 2584239931 2629754920 2783027618 2832043760 2953417064 3180602992 3221449777 3530355920 3681656888 3691771330 3964861264 3975753740 4602071110 4799302729 4956076580 5168479862 5259509840 5566055236 5906834128 6442899554 6957569045 7363313776 7383542660 7951507480 9204142220 9598605458 9912153160 10336959724 11132110472 12885799108 12921199655 13915138090 14767085320 15903014960 16107248885 18089679517 18408284440 19197210916 19824306320 20673919448 22264220944 23996513645 25771598216 25842399310 27830276180 29534170640 32214497770 33595119103 36179359034 36816568880 38394421832 41347838896 47993027290 51543196432 51684798620 55660552360 64428995540 67190238206 72358718068 76788843664 90448397585 95986054580 103369597240 111321104720 128857991080 134380476412 144717436136 167975595515 180896795170 191972109160 206739194480 235165833721 257715982160 268760952824 289434872272 335951191030 361793590340 383944218320 470331667442 537521905648 671902382060 723587180680 940663334884 1175829168605 1343804764120 1447174361360 1881326669768 2351658337210 2687609528240 3762653339536 4703316674420 9406633348840 18813266697680
• Sum of all divisors σ(n): 55862541921726
• Sum of proper divisors (its aliquot sum) s(n): 37049275224046
• 18813266697680 is an abundant number, because the sum of its proper divisors (37049275224046) is greater than itself. Its abundance is 18236008526366

Bases of 18813266697680

• Binary: 100010001110001001110000101000001110111010000₂
• Hexadecimal: 0x111C4E141DD0
• Base-36: 6O2P18WY8

Squares and roots of 18813266697680

• 18813266697680 squared (18813266697680²) is 353939003838035332517382400
• 18813266697680 cubed (18813266697680³) is 6658748873916143825768455505645752832000
• The square root of 18813266697680 is 4337426.2757630821
• The cube root of 18813266697680 is 26596.3110840087

Scales and comparisons

• 18,813,266,697,680 seconds is equal to 598,203 years, 35 weeks, 5 days, 8 hours, 1 minute, 20 seconds.
• To count from 1 to 18,813,266,697,680 would take you about one million, four hundred ninety-five thousand, five hundred 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 18813266697680 cubic inches would be around 2216.4 feet tall.

Recreational maths with 18813266697680

• 18813266697680 backwards is 08679666231881
• The number of decimal digits it has is: 14
• The sum of 18813266697680's digits is 71
• More coming soon!