18006880889880

Names of 18006880889880

• Cardinal: 18006880889880 can be written as Eighteen trillion, six billion, eight hundred eighty million, eight hundred eighty-nine thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 1.800688088988 × 10¹³

Factors of 18006880889880

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 10545939

Divisors of 18006880889880

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 17 18 20 24 27 30 31 34 36 40 45 51 54 60 62 68 72 81 85 90 93 102 108 120 124 135 136 153 155 162 170 180 186 204 216 248 255 270 279 306 310 324 340 360 372 405 408 459 465 510 527 540 558 612 620 648 680 744 765 810 837 918 930 1020 1054 1080 1116 1224 1240 1377 1395 1530 1581 1620 1674 1836 1860 2040 2108 2232 2295 2511 2635 2754 2790 3060 3162 3240 3348 3672 3720 4185 4216 4590 4743 5022 5270 5508 5580 6120 6324 6696 6885 7905 8370 9180 9486 10044 10540 11016 11160 12555 12648 13770 14229 15810 16740 18360 18972 20088 21080 23715 25110 27540 28458 31620 33480 37944 42687 47430 50220 55080 56916 63240 71145 85374 94860 100440 113832 142290 170748 189720 213435 284580 341496 426870 569160 853740 1707480 10545881 21091762 31637643 42183524 52729405 63275286 84367048 94912929 105458810 126550572 158188215 179279977 189825858 210917620 253101144 284738787 316376430 326922311 358559954 379651716 421835240 474564645 537839931 569477574 632752860 653844622 717119908 759303432 854216361 896399885 949129290 980766933 1075679862 1138955148 1265505720 1307689244 1423693935 1434239816 1613519793 1634611555 1708432722 1792799770 1898258580 1961533866 2151359724 2277910296 2615378488 2689199655 2847387870 2942300799 3227039586 3269223110 3416865444 3585599540 3796517160 3923067732 4271081805 4302719448 4840559379 4903834665 5378399310 5557679287 5694775740 5884601598 6454079172 6538446220 6833730888 7171199080 7846135464 8067598965 8542163610 8826902397 9681118758 9807669330 10756798620 11115358574 11389551480 11769203196 12908158344 13076892440 14521678137 14711503995 16135197930 16673037861 17084327220 17653804794 19362237516 19615338660 21513597240 22230717148 23538406392 24202796895 26480707191 27788396435 29043356274 29423007990 32270395860 33346075722 34168654440 35307609588 38724475032 39230677320 44134511985 44461434296 48405593790 50019113583 52961414382 55576792870 58086712548 58846015980 64540791720 66692151444 70615219176 72608390685 83365189305 88269023970 96811187580 100038227166 105922828764 111153585740 116173425096 117692031960 132403535955 133384302888 145216781370 150057340749 166730378610 176538047940 193622375160 200076454332 211845657528 222307171480 250095567915 264807071910 290433562740 300114681498 333460757220 353076095880 400152908664 450172022247 500191135830 529614143820 580867125480 600229362996 666921514440 750286703745 900344044494 1000382271660 1059228287640 1200458725992 1500573407490 1800688088988 2000764543320 2250860111235 3001146814980 3601376177976 4501720222470 6002293629960 9003440444940 18006880889880
• Sum of all divisors σ(n): 66150521268480
• Sum of proper divisors (its aliquot sum) s(n): 48143640378600
• 18006880889880 is an abundant number, because the sum of its proper divisors (48143640378600) is greater than itself. Its abundance is 30136759488720

Bases of 18006880889880

• Binary: 100000110000010001101101111010010110000011000₂
• Hexadecimal: 0x10608DBD2C18
• Base-36: 6DS8VYHI0

Squares and roots of 18006880889880

• 18006880889880 squared (18006880889880²) is 324247759382325540686414400
• 18006880889880 cubed (18006880889880³) is 5838690782008006251219233877098446272000
• The square root of 18006880889880 is 4243451.5302852229
• The cube root of 18006880889880 is 26210.7529671977

Scales and comparisons

• 18,006,880,889,880 seconds is equal to 572,563 years, 5 weeks, 6 days, 6 hours, 18 minutes.
• To count from 1 to 18,006,880,889,880 would take you about one million, four hundred thirty-one thousand, four hundred 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 18006880889880 cubic inches would be around 2184.2 feet tall.

Recreational maths with 18006880889880

• 18006880889880 backwards is 08898808860081
• 18006880889880 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18006880889880's digits is 72
• More coming soon!