18732138680320

Names of 18732138680320

• Cardinal: 18732138680320 can be written as Eighteen trillion, seven hundred thirty-two billion, one hundred thirty-eight million, six hundred eighty thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.873213868032 × 10¹³

Factors of 18732138680320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 6182

Divisors of 18732138680320

• Number of divisors d(n): 312
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 104 128 130 160 169 208 256 260 320 338 416 512 520 640 676 832 845 1024 1040 1061 1280 1352 1664 1690 2048 2080 2122 2560 2704 3328 3380 4096 4160 4244 5101 5120 5305 5408 6656 6760 8320 8488 10202 10240 10610 10816 13312 13520 13793 16640 16976 20404 20480 21220 21632 25505 26624 27040 27586 33280 33952 40808 42440 43264 51010 53248 54080 55172 66313 66560 67904 68965 81616 84880 86528 102020 108160 110344 132626 133120 135808 137930 163232 169760 173056 179309 204040 216320 220688 265252 266240 271616 275860 326464 331565 339520 346112 358618 408080 432640 441376 530504 543232 551720 652928 663130 679040 692224 717236 816160 862069 865280 882752 896545 1061008 1086464 1103440 1305856 1326260 1358080 1434472 1632320 1724138 1730560 1765504 1793090 2122016 2172928 2206880 2611712 2652520 2716160 2868944 3264640 3448276 3461120 3531008 3586180 4244032 4310345 4345856 4413760 5223424 5305040 5412161 5432320 5737888 6529280 6896552 7062016 7172360 8488064 8620690 8827520 10446848 10610080 10824322 10864640 11475776 13058560 13793104 14124032 14344720 16976128 17241380 17655040 20893696 21220160 21648644 21729280 22951552 26117120 27060805 27586208 28248064 28689440 33952256 34482760 35310080 42440320 43297288 45903104 52234240 54121610 55172416 56496128 57378880 67904512 68965520 70358093 70620160 84880640 86594576 91806208 104468480 108243220 110344832 114757760 135809024 137931040 140716186 141240320 169761280 173189152 183612416 216486440 220689664 229515520 271618048 275862080 281432372 282480640 339522560 346378304 351790465 367224832 432972880 441379328 459031040 551724160 562864744 679045120 692756608 703580930 734449664 865945760 882758656 914655209 918062080 1103448320 1125729488 1358090240 1385513216 1407161860 1731891520 1765517312 1829310418 1836124160 2206896640 2251458976 2771026432 2814323720 3463783040 3531034624 3658620836 3672248320 4413793280 4502917952 4573276045 5542052864 5628647440 6927566080 7317241672 8827586560 9005835904 9146552090 11084105728 11257294880 13855132160 14634483344 17655173120 18011671808 18293104180 22168211456 22514589760 27710264320 29268966688 36023343616 36586208360 45029179520 55420528640 58537933376 72046687232 73172416720 90058359040 110841057280 117075866752 144093374464 146344833440 180116718080 234151733504 288186748928 292689666880 360233436160 468303467008 585379333760 720466872320 936606934016 1170758667520 1440933744640 1873213868032 2341517335040 3746427736064 4683034670080 9366069340160 18732138680320
• Sum of all divisors σ(n): 48730878088632
• Sum of proper divisors (its aliquot sum) s(n): 29998739408312
• 18732138680320 is an abundant number, because the sum of its proper divisors (29998739408312) is greater than itself. Its abundance is 11266600727992

Bases of 18732138680320

• Binary: 100010000100101101010011110001101000000000000₂
• Hexadecimal: 0x11096A78D000
• Base-36: 6N1FBPY4G

Squares and roots of 18732138680320

• 18732138680320 squared (18732138680320²) is 350893019538740711155302400
• 18732138680320 cubed (18732138680320³) is 6572976703955926400175344601706528768000
• The square root of 18732138680320 is 4328064.0799692419
• The cube root of 18732138680320 is 26558.0257786469

Scales and comparisons

• 18,732,138,680,320 seconds is equal to 595,624 years, 3 weeks, 3 days, 15 hours, 38 minutes, 40 seconds.
• To count from 1 to 18,732,138,680,320 would take you about one million, four hundred eighty-nine thousand and sixty 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 18732138680320 cubic inches would be around 2213.2 feet tall.

Recreational maths with 18732138680320

• 18732138680320 backwards is 02308683123781
• 18732138680320 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18732138680320's digits is 52
• More coming soon!