18309921158620

Names of 18309921158620

• Cardinal: 18309921158620 can be written as Eighteen trillion, three hundred nine billion, nine hundred twenty-one million, one hundred fifty-eight thousand, six hundred twenty.

Scientific notation

• Scientific notation: 1.830992115862 × 10¹³

Factors of 18309921158620

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 6707

Divisors of 18309921158620

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 5 7 10 13 14 19 20 26 28 31 35 38 49 52 53 62 65 70 76 91 95 98 106 124 130 133 140 155 182 190 196 212 217 245 247 260 265 266 310 343 364 371 380 403 434 455 490 494 530 532 589 620 637 665 686 689 742 806 868 910 931 980 988 1007 1060 1085 1178 1235 1274 1330 1372 1378 1484 1519 1612 1643 1715 1729 1820 1855 1862 2014 2015 2170 2356 2470 2548 2597 2660 2756 2821 2945 3038 3185 3286 3430 3445 3458 3710 3724 4028 4030 4123 4340 4459 4655 4823 4940 5035 5194 5642 5890 6076 6370 6517 6572 6577 6860 6890 6916 7049 7420 7595 7657 8060 8215 8246 8645 8918 9310 9646 10070 10388 10633 11284 11501 11780 12103 12740 12985 13034 13091 13154 13780 14098 14105 15190 15314 16430 16492 17290 17836 18179 18620 19292 19747 20140 20615 21266 21359 22295 23002 24115 24206 25970 26068 26182 26308 28196 28210 28861 30380 30628 31217 32585 32860 32885 33761 34580 35245 36358 38285 39494 41230 42532 42718 44590 46004 46039 48230 48412 49343 51940 52364 53165 53599 56420 57505 57722 60515 62434 65170 65455 65770 67522 70490 72716 76570 78988 80507 82460 84721 85436 85501 89180 90895 91637 92078 96460 98686 98735 106330 106795 107198 115010 115444 121030 124868 124963 130340 130910 131540 135044 138229 140980 144305 149513 153140 156085 161014 168805 169442 171002 181790 183274 184156 197372 197470 202027 203887 212660 213590 214396 218519 230020 230195 236327 242060 246715 249926 261820 267995 276458 288610 299026 312170 322028 322273 337610 338884 342004 345401 348581 363580 366548 375193 394940 402535 404054 405821 407774 423605 427180 427505 437038 458185 460390 472654 493430 499852 535990 552916 563549 577220 598052 598507 624340 624815 641459 644546 675220 690802 691145 697162 747565 750386 805070 808108 811642 815548 847210 855010 874076 874741 916370 920780 945308 986860 1010135 1019435 1046591 1071980 1092595 1127098 1181635 1197014 1249630 1282918 1289092 1381604 1382290 1394324 1427209 1495130 1500772 1529633 1610140 1611365 1623284 1624519 1694420 1710020 1727005 1742905 1749482 1832740 1875965 2020270 2029105 2038870 2093182 2185190 2254196 2255911 2363270 2394028 2440067 2499260 2565836 2626351 2650531 2764580 2817745 2840747 2854418 2990260 2992535 3059266 3207295 3222730 3249038 3454010 3485810 3498964 3751930 3873853 4040540 4058210 4077740 4186364 4189549 4370380 4373705 4490213 4511822 4531553 4726540 4880134 5232955 5252702 5301062 5635490 5681494 5708836 5985070 6118532 6123187 6414590 6445460 6498076 6623039 6908020 6971620 7136045 7326137 7503860 7648165 7747706 8116420 8122595 8379098 8747410 8980426 9023644 9063106 9760268 9990463 10465910 10505404 10602124 10707431 10806011 11270980 11279555 11362988 11371633 11970140 12200335 12246374 12829180 13131755 13246078 13252655 14203735 14272090 14652274 15296330 15495412 16245190 16758196 17080469 17494820 17960852 18126212 18553717 19369265 19885229 19980926 20931820 20947745 21414862 21612022 22451065 22559110 22657765 22743266 24400670 24492748 26263510 26492156 26505310 27116971 28407470 28544180 29304548 29326843 30592660 30615935 31720871 32490380 33115195 34160938 36630685 37107434 38738530 39770458 39961852 41895490 42829724 42862309 43224044 44902130 45118220 45315530 45486532 46361273 48801340 49952315 50360089 52527020 53010620 53537155 54030055 54233942 56814940 56858165 58653686 61231870 63441742 66230390 68321876 69933241 73261370 74214868 75642077 77477060 79540916 79601431 83790980 85402345 85724618 86099507 89804260 90631060 92722546 92768585 99426145 99904630 100720178 107074310 108060110 108467884 113716330 117307372 119563283 122463740 126883484 129876019 132460780 135584855 139196603 139866482 140478143 146522740 146634215 151284154 158604355 159202862 170804690 171449236 172199014 185445092 185537170 189818797 198852290 199809260 201440356 205314209 214148620 214311545 216120220 222046097 227432660 231806365 239126566 251800445 259752038 271169710 278393206 279732964 280956286 293268430 302568308 317208710 318405724 324528911 341609380 344398028 349666205 352520623 371074340 378210385 379637594 397704580 398007155 410628418 428623090 430497535 444092194 463612730 478253132 503600890 519504076 529494539 542339420 556786412 557210017 561912572 586536860 597816415 602696549 634417420 649057822 649380095 695983015 699332410 702390715 705041246 756420770 759275188 796014310 821256836 857246180 860995070 888184388 909132133 927225460 949093985 983347001 1007201780 1026571045 1058989078 1110230485 1114420034 1195632830 1205393098 1298115644 1298760190 1328731579 1391966030 1398664820 1404781430 1410082492 1437199463 1512841540 1554322679 1592028620 1622644555 1721990140 1762603115 1818264266 1898187970 1966694002 2053142090 2117978156 2220460970 2228840068 2271702377 2391265660 2410786196 2467644361 2597520380 2647472695 2657463158 2669084717 2783932060 2786050085 2809562860 2874398926 3013482745 3108645358 3245289110 3525206230 3636528532 3706461773 3796375940 3933388004 4106284180 4218875843 4440921940 4543404754 4545660665 4916735005 4935288722 5294945390 5314926316 5338169434 5572100170 5748797852 6026965490 6217290716 6490578220 6643657895 6883429007 7050412460 7185997315 7412923546 7771613395 8437751686 9086809508 9091321330 9833470010 9870577444 10060396241 10589890780 10676338868 11144200340 11358511885 12053930980 12338221805 13287315790 13345423585 13766858014 14371994630 14825847092 15543226790 16875503372 17273510527 18182642660 18532308865 18683593019 19666940020 20120792482 21094379215 22717023770 24676443610 26574631580 26690847170 27533716028 28743989260 29532130901 31086453580 34417145035 34547021054 37064617730 37367186038 40241584964 42188758430 45434047540 48184003049 49352887220 50301981205 53381694340 59064261802 68834290070 69094042108 70422773687 74129235460 74734372076 84377516860 86367552635 93417965095 96368006098 100603962410 118128523604 130785151133 137668580140 140845547374 147660654505 172735105270 186835930190 192736012196 201207924820 240920015245 261570302266 281691094748 295321309010 345470210540 352113868435 373671860380 481840030490 523140604532 590642618020 653925755665 704227736870 915496057931 963680060980 1307851511330 1408455473740 1830992115862 2615703022660 3661984231724 4577480289655 9154960579310 18309921158620
• Sum of all divisors σ(n): 53469351936000
• Sum of proper divisors (its aliquot sum) s(n): 35159430777380
• 18309921158620 is an abundant number, because the sum of its proper divisors (35159430777380) is greater than itself. Its abundance is 16849509618760

Bases of 18309921158620

• Binary: 100001010011100011100010110001011010111011100₂
• Hexadecimal: 0x10A71C58B5DC
• Base-36: 6HNGMB5CS

Squares and roots of 18309921158620

• 18309921158620 squared (18309921158620²) is 335253212834880363200304400
• 18309921158620 cubed (18309921158620³) is 6138459895180710114517603950784683928000
• The square root of 18309921158620 is 4279009.3665029527
• The cube root of 18309921158620 is 26356.9705563567

Scales and comparisons

• 18,309,921,158,620 seconds is equal to 582,198 years, 44 weeks, 3 days, 18 hours, 43 minutes, 40 seconds.
• To count from 1 to 18,309,921,158,620 would take you about one million, four hundred fifty-five thousand, four hundred ninety-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 18309921158620 cubic inches would be around 2196.4 feet tall.

Recreational maths with 18309921158620

• 18309921158620 backwards is 02685112990381
• The number of decimal digits it has is: 14
• The sum of 18309921158620's digits is 55
• More coming soon!