18398737945140

Names of 18398737945140

• Cardinal: 18398737945140 can be written as Eighteen trillion, three hundred ninety-eight billion, seven hundred thirty-seven million, nine hundred forty-five thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.839873794514 × 10¹³

Factors of 18398737945140

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2294

Divisors of 18398737945140

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 49 60 70 84 98 105 113 140 147 196 210 226 245 257 294 339 420 452 490 514 565 588 678 735 771 791 980 1028 1130 1285 1356 1470 1542 1582 1695 1799 1907 2260 2373 2570 2940 3084 3164 3390 3598 3814 3855 3955 4746 5140 5397 5537 5721 6780 7196 7628 7710 7910 8995 9492 9535 10794 11074 11442 11865 12593 12769 13349 15420 15820 16611 17990 19070 21588 22148 22884 23730 25186 25538 26698 26985 27685 28605 29041 33222 35980 37779 38140 38307 40047 47460 50372 51076 53396 53970 55370 57210 58082 62965 63845 66444 66745 75558 76614 80094 83055 87123 89383 93443 107940 110740 114420 116164 125930 127690 133490 145205 151116 153228 160188 166110 174246 178766 186886 188895 191535 200235 203287 215491 251860 255380 266980 268149 280329 290410 332220 348492 357532 373772 377790 383070 400470 406574 430982 435615 446915 467215 490099 536298 560658 580820 609861 625681 646473 755580 766140 800940 813148 861964 871230 893830 934430 980198 1016435 1072596 1077455 1121316 1219722 1251362 1292946 1340745 1401645 1423009 1470297 1508437 1742460 1787660 1868860 1877043 1960396 2032870 2154910 2439444 2450495 2502724 2585892 2681490 2803290 2846018 2940594 3016874 3049305 3128405 3232365 3281633 3430693 3754086 4065740 4269027 4309820 4525311 4900990 5362980 5606580 5692036 5881188 6033748 6098610 6256810 6464730 6563266 6861386 7115045 7351485 7508172 7542185 8538054 9050622 9385215 9801980 9844899 10292079 10559059 12197220 12513620 12929460 13126532 13722772 14230090 14702970 15084370 16408165 17076108 17153465 18101244 18770430 19689798 20584158 21118118 21345135 22626555 22971431 24014851 24350483 28460180 29405940 30168740 31677177 32816330 34306930 37540860 39379596 41168316 42236236 42690270 45253110 45942862 48029702 48700966 49224495 51460395 52795295 55381187 63354354 65632660 68613860 68914293 72044553 73051449 85380540 90506220 91885724 96059404 97401932 98448990 102920790 105590590 110762374 114857155 120074255 121752415 126708708 137828586 144089106 146102898 158385885 160800017 166143561 170453381 196897980 205841580 211181180 221524748 229714310 240148510 243504830 275657172 276905935 288178212 292205796 316771770 321600034 332287122 340906762 344571465 360222765 365257245 387668309 459428620 480297020 482400051 487009660 511360143 553811870 633543540 643200068 664574244 681813524 689142930 720445530 730514490 775336618 804000085 830717805 852266905 964800102 1022720286 1107623740 1163004927 1193173667 1378285860 1440891060 1461028980 1550673236 1608000170 1661435610 1704533810 1929600204 1938341545 2045440572 2326009854 2386347334 2412000255 2556800715 2713678163 3216000340 3322871220 3409067620 3579521001 3876683090 4652019708 4772694668 4824000510 5113601430 5427356326 5815024635 5965868335 6258074131 7159042002 7753366180 8141034489 9648001020 10227202860 10854712652 11630049270 11931736670 12516148262 13568390815 14318084004 16282068978 17897605005 18774222393 23260098540 23863473340 25032296524 27136781630 31290370655 32564137956 35795210010 37548444786 40705172445 43806518917 54273563260 62580741310 71590420020 75096889572 81410344890 87613037834 93871111965 125161482620 131419556751 162820689780 175226075668 187742223930 219032594585 262839113502 306645632419 375484447860 438065189170 525678227004 613291264838 657097783755 876130378340 919936897257 1226582529676 1314195567510 1533228162095 1839873794514 2628391135020 3066456324190 3679747589028 4599684486285 6132912648380 9199368972570 18398737945140
• Sum of all divisors σ(n): 60729432184512
• Sum of proper divisors (its aliquot sum) s(n): 42330694239372
• 18398737945140 is an abundant number, because the sum of its proper divisors (42330694239372) is greater than itself. Its abundance is 23931956294232

Bases of 18398737945140

• Binary: 100001011101111001010001111010101001000110100₂
• Hexadecimal: 0x10BBCA3D5234
• Base-36: 6IS9HJ4FO

Squares and roots of 18398737945140

• 18398737945140 squared (18398737945140²) is 338513557973934469649619600
• 18398737945140 cubed (18398737945140³) is 6228222244039377345802257815086668744000
• The square root of 18398737945140 is 4289375.0063546553
• The cube root of 18398737945140 is 26399.5188278635

Scales and comparisons

• 18,398,737,945,140 seconds is equal to 585,022 years, 49 weeks, 4 days, 20 hours, 19 minutes.
• To count from 1 to 18,398,737,945,140 would take you about one million, four hundred sixty-two thousand, five hundred fifty-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 18398737945140 cubic inches would be around 2200 feet tall.

Recreational maths with 18398737945140

• 18398737945140 backwards is 04154973789381
• The number of decimal digits it has is: 14
• The sum of 18398737945140's digits is 69
• More coming soon!