18127718866920

Names of 18127718866920

• Cardinal: 18127718866920 can be written as Eighteen trillion, one hundred twenty-seven billion, seven hundred eighteen million, eight hundred sixty-six thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.812771886692 × 10¹³

Factors of 18127718866920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 42

Divisors of 18127718866920

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 19 20 24 26 30 38 39 40 52 57 60 65 76 78 95 104 114 120 130 152 156 169 190 195 228 247 260 285 312 338 361 380 390 456 494 507 520 570 676 722 741 760 780 845 988 1014 1083 1140 1235 1352 1444 1482 1560 1690 1805 1976 2028 2166 2280 2470 2535 2888 2964 3211 3380 3610 3705 4056 4332 4693 4940 5070 5415 5928 6422 6760 6859 7220 7410 8664 9386 9633 9880 10140 10830 12844 13718 14079 14440 14820 16055 18772 19266 20280 20577 21660 23465 25688 27436 28158 29640 32110 34295 37544 38532 41154 43320 46930 48165 54872 56316 61009 64220 68590 70395 77064 82308 89167 93860 96330 102885 112632 122018 128440 130321 137180 140790 164616 178334 183027 187720 192660 205770 244036 260642 267501 274360 281580 305045 356668 366054 385320 390963 411540 445835 488072 521284 535002 563160 610090 651605 713336 732108 781926 823080 891670 915135 1042568 1070004 1159171 1220180 1303210 1337505 1464216 1563852 1694173 1783340 1830270 1954815 2140008 2318342 2440360 2476099 2606420 2675010 3127704 3388346 3477513 3566680 3660540 3909630 4636684 4952198 5082519 5212840 5350020 5795855 6776692 6955026 7321080 7428297 7819260 8470865 9273368 9904396 10165038 10700040 11591710 12380495 13553384 13910052 14856594 15638520 16941730 17387565 19808792 20330076 22024249 23183420 24760990 25412595 27820104 29713188 32189287 33883460 34775130 37141485 40660152 44048498 46366840 47045881 49521980 50825190 59426376 64378574 66072747 67766920 69550260 74282970 88096996 94091762 96567861 99043960 101650380 110121245 128757148 132145494 139100520 141137643 148565940 160946435 176193992 188183524 193135722 203300760 220242490 235229405 257514296 264290988 282275286 297131880 321892870 330363735 376367048 386271444 418460731 440484980 470458810 482839305 528581976 564550572 611596453 643785740 660727470 705688215 772542888 836921462 880969960 893871739 940917620 965678610 1129101144 1223192906 1255382193 1287571480 1321454940 1411376430 1673842924 1787743478 1834789359 1881835240 1931357220 2092303655 2446385812 2510764386 2642909880 2681615217 2822752860 3057982265 3347685848 3575486956 3669578718 3862714440 4184607310 4469358695 4892771624 5021528772 5363230434 5645505720 6115964530 6276910965 7150973912 7339157436 7950753889 8369214620 8938717390 9173946795 10043057544 10726460868 11620332607 12231929060 12553821930 13408076085 14678314872 15901507778 16738429240 17877434780 18347893590 21452921736 23240665214 23852261667 24463858120 25107643860 26816152170 31803015556 34860997821 35754869560 36695787180 39753769445 46481330428 47704523334 50215287720 53632304340 58101663035 63606031112 69721995642 73391574360 79507538890 92962660856 95409046668 107264608680 116203326070 119261308335 139443991284 151064323891 159015077780 174304989105 190818093336 232406652140 238522616670 278887982568 302128647782 318030155560 348609978210 453192971673 464813304280 477045233340 604257295564 697219956420 755321619455 906385943346 954090466680 1208514591128 1394439912840 1510643238910 1812771886692 2265964858365 3021286477820 3625543773384 4531929716730 6042572955640 9063859433460 18127718866920
• Sum of all divisors σ(n): 62159840726400
• Sum of proper divisors (its aliquot sum) s(n): 44032121859480
• 18127718866920 is an abundant number, because the sum of its proper divisors (44032121859480) is greater than itself. Its abundance is 25904402992560

Bases of 18127718866920

• Binary: 100000111110010110000001111100101111111101000₂
• Hexadecimal: 0x107CB03E5FE8
• Base-36: 6FBRBRPBC

Squares and roots of 18127718866920

• 18127718866920 squared (18127718866920²) is 328614191318087328670286400
• 18127718866920 cubed (18127718866920³) is 5957025675894550130984533809279885888000
• The square root of 18127718866920 is 4257665.8942335999
• The cube root of 18127718866920 is 26269.2527502453

Scales and comparisons

• 18,127,718,866,920 seconds is equal to 576,405 years, 20 weeks, 23 hours, 2 minutes.
• To count from 1 to 18,127,718,866,920 would take you about one million, four hundred forty-one thousand and thirteen 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 18127718866920 cubic inches would be around 2189.1 feet tall.

Recreational maths with 18127718866920

• 18127718866920 backwards is 02966881772181
• The number of decimal digits it has is: 14
• The sum of 18127718866920's digits is 66
• More coming soon!