18642988627830

Names of 18642988627830

• Cardinal: 18642988627830 can be written as Eighteen trillion, six hundred forty-two billion, nine hundred eighty-eight million, six hundred twenty-seven thousand, eight hundred thirty.

Scientific notation

• Scientific notation: 1.864298862783 × 10¹³

Factors of 18642988627830

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 5050747

Divisors of 18642988627830

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 27 30 31 35 42 45 49 54 62 63 70 81 90 93 98 105 126 135 147 155 162 186 189 210 217 243 245 270 279 294 310 315 378 405 434 441 465 486 490 558 567 630 651 735 810 837 882 930 945 1085 1134 1215 1302 1323 1395 1470 1519 1674 1701 1890 1953 2170 2205 2430 2511 2646 2790 2835 3038 3255 3402 3906 3969 4185 4410 4557 5022 5670 5859 6510 6615 7533 7595 7938 8370 8505 9114 9765 11718 11907 12555 13230 13671 15066 15190 17010 17577 19530 19845 22785 23814 25110 27342 29295 35154 37665 39690 41013 45570 52731 58590 59535 68355 75330 82026 87885 105462 119070 123039 136710 175770 205065 246078 263655 369117 410130 527310 615195 738234 1230390 1845585 3691170 5050699 10101398 15152097 25253495 30304194 35354893 45456291 50506990 70709786 75760485 90912582 106064679 136368873 151520970 156571669 176774465 212129358 227281455 247484251 272737746 313143338 318194037 353548930 409106619 454562910 469715007 494968502 530323395 636388074 681844365 742452753 782858345 818213238 939430014 954582111 1060646790 1096001683 1227319857 1237421255 1363688730 1409145021 1484905506 1565716690 1590970185 1909164222 2045533095 2192003366 2227358259 2348575035 2454639714 2474842510 2818290042 2863746333 3181940370 3288005049 3712263765 4091066190 4227435063 4454716518 4697150070 4772910555 5480008415 5727492666 6136599285 6576010098 6682074777 7045725105 7424527530 7672011781 8454870126 8591238999 9545821110 9864015147 10960016830 11136791295 12273198570 12682305189 13364149554 14091450210 14318731665 15344023562 16440025245 17182477998 19728030294 20046224331 21137175315 22273582590 23016035343 25364610378 28637463330 29592045441 32880050490 33410373885 38046915567 38360058905 40092448662 42274350630 42956194995 46032070686 49320075735 59184090882 60138672993 63411525945 66820747770 69048106029 76093831134 76720117810 85912389990 88776136323 98640151470 100231121655 115080176715 120277345986 126823051890 138096212058 147960227205 177552272646 190234577835 200462243310 207144318087 230160353430 266328408969 295920454410 300693364965 345240530145 380469155670 414288636174 443880681615 532656817938 601386729930 621432954261 690481060290 887761363230 1035721590435 1242865908522 1331642044845 1864298862783 2071443180870 2663284089690 3107164771305 3728597725566 6214329542610 9321494313915 18642988627830
• Sum of all divisors σ(n): 60360147993600
• Sum of proper divisors (its aliquot sum) s(n): 41717159365770
• 18642988627830 is an abundant number, because the sum of its proper divisors (41717159365770) is greater than itself. Its abundance is 23074170737940

Bases of 18642988627830

• Binary: 100001111010010101000101101101111011101110110₂
• Hexadecimal: 0x10F4A8B6F776
• Base-36: 6LWGY2XDI

Squares and roots of 18642988627830

• 18642988627830 squared (18642988627830²) is 347561024977398706250508900
• 18642988627830 cubed (18642988627830³) is 6479576236130582663403992161850202687000
• The square root of 18642988627830 is 4317752.7288891845
• The cube root of 18642988627830 is 26515.8270840805

Scales and comparisons

• 18,642,988,627,830 seconds is equal to 592,789 years, 19 weeks, 2 days, 8 hours, 10 minutes, 30 seconds.
• To count from 1 to 18,642,988,627,830 would take you about one million, four hundred eighty-one thousand, nine hundred seventy-three 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 18642988627830 cubic inches would be around 2209.7 feet tall.

Recreational maths with 18642988627830

• 18642988627830 backwards is 03872688924681
• The number of decimal digits it has is: 14
• The sum of 18642988627830's digits is 72
• More coming soon!