18730807680

Names of 18730807680

• Cardinal: 18730807680 can be written as Eighteen billion, seven hundred thirty million, eight hundred seven thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.873080768 × 10¹⁰

Factors of 18730807680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 394

Divisors of 18730807680

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 29 30 32 39 40 48 52 58 60 64 65 78 80 87 96 104 113 116 120 128 130 145 156 160 174 192 195 208 226 229 232 240 260 290 312 320 339 348 377 384 390 416 435 452 458 464 480 520 565 580 624 640 678 687 696 754 780 832 870 904 916 928 960 1040 1130 1131 1145 1160 1248 1356 1374 1392 1469 1508 1560 1664 1695 1740 1808 1832 1856 1885 1920 2080 2260 2262 2290 2320 2496 2712 2748 2784 2938 2977 3016 3120 3277 3390 3435 3480 3616 3664 3712 3770 4160 4407 4520 4524 4580 4640 4992 5424 5496 5568 5655 5876 5954 6032 6240 6554 6641 6780 6870 6960 7232 7328 7345 7540 8320 8814 8931 9040 9048 9160 9280 9831 10848 10992 11136 11310 11752 11908 12064 12480 13108 13282 13560 13740 13920 14464 14656 14690 14885 15080 16385 17628 17862 18080 18096 18320 18560 19662 19923 21696 21984 22035 22620 23504 23816 24128 24960 25877 26216 26564 27120 27480 27840 29312 29380 29770 30160 32770 33205 35256 35724 36160 36192 36640 39324 39846 42601 43392 43968 44070 44655 45240 47008 47632 48256 49155 51754 52432 53128 54240 54960 55680 58760 59540 60320 65540 66410 70512 71448 72320 72384 73280 77631 78648 79692 85202 86333 87936 88140 89310 90480 94016 95264 98310 99615 103508 104864 106256 108480 109920 117520 119080 120640 127803 129385 131080 132820 141024 142896 144768 146560 155262 157296 159384 170404 172666 176280 178620 180960 188032 190528 196620 199230 207016 209728 212512 213005 216960 219840 235040 238160 241280 255606 258770 258999 262160 265640 282048 285792 310524 314592 318768 336401 340808 345332 352560 357240 361920 381056 388155 393240 398460 414032 419456 425024 426010 431665 439680 470080 476320 511212 517540 517998 524320 531280 564096 571584 621048 629184 637536 639015 672802 681616 690664 705120 714480 723840 750433 776310 786480 796920 828064 850048 852020 863330 940160 952640 1009203 1022424 1035080 1035996 1048640 1062560 1143168 1242096 1258368 1275072 1278030 1294995 1345604 1363232 1381328 1410240 1428960 1500866 1552620 1572960 1593840 1656128 1682005 1704040 1726660 1905280 2018406 2044848 2070160 2071992 2097280 2125120 2251299 2484192 2550144 2556060 2589990 2691208 2726464 2762656 2820480 2857920 3001732 3105240 3145920 3187680 3312256 3364010 3408080 3453320 3752165 4036812 4089696 4140320 4143984 4250240 4502598 4968384 5046015 5112120 5179980 5382416 5452928 5525312 5715840 6003464 6210480 6291840 6375360 6728020 6816160 6906640 7504330 8073624 8179392 8280640 8287968 9005196 9755629 9936768 10092030 10224240 10359960 10764832 11050624 11256495 12006928 12420960 12750720 13456040 13632320 13813280 15008660 16147248 16358784 16561280 16575936 18010392 19511258 20184060 20448480 20719920 21529664 22512990 24013856 24841920 26912080 27264640 27626560 29266887 30017320 32294496 33151872 36020784 39022516 40368120 40896960 41439840 43059328 45025980 48027712 48778145 49683840 53824160 55253120 58533774 60034640 64588992 72041568 78045032 80736240 81793920 82879680 90051960 96055424 97556290 107648320 117067548 120069280 129177984 144083136 146334435 156090064 161472480 165759360 180103920 195112580 215296640 234135096 240138560 288166272 292668870 312180128 322944960 360207840 390225160 468270192 480277120 585337740 624360256 645889920 720415680 780450320 936540384 1170675480 1248720512 1440831360 1560900640 1873080768 2341350960 3121801280 3746161536 4682701920 6243602560 9365403840 18730807680
• Sum of all divisors σ(n): 67395888000
• Sum of proper divisors (its aliquot sum) s(n): 48665080320
• 18730807680 is an abundant number, because the sum of its proper divisors (48665080320) is greater than itself. Its abundance is 29934272640

Bases of 18730807680

• Binary: 10001011100011100010111000110000000₂
• Hexadecimal: 0x45C717180
• Base-36: 8LRU7PC

Squares and roots of 18730807680

• 18730807680 squared (18730807680²) is 350843156345146982400
• 18730807680 cubed (18730807680³) is 6571575687345119828666744832000
• The square root of 18730807680 is 136860.5409897243
• The cube root of 18730807680 is 2655.7396742481

Scales and comparisons

• 18,730,807,680 seconds is equal to 595 years, 30 weeks, 1 day, 18 hours, 8 minutes.
• To count from 1 to 18,730,807,680 would take you about one thousand, one hundred ninety-one 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 18730807680 cubic inches would be around 221.3 feet tall.

Recreational maths with 18730807680

• 18730807680 backwards is 08670803781
• 18730807680 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18730807680's digits is 48
• More coming soon!