18138741404960

Names of 18138741404960

• Cardinal: 18138741404960 can be written as Eighteen trillion, one hundred thirty-eight billion, seven hundred forty-one million, four hundred four thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 1.813874140496 × 10¹³

Factors of 18138741404960

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3421

Divisors of 18138741404960

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 80 88 110 121 160 176 220 242 352 440 484 605 607 757 880 968 1210 1214 1514 1760 1936 2039 2420 2428 3028 3035 3785 3872 4078 4840 4856 6056 6070 6677 7570 8156 8327 9680 9712 10195 12112 12140 13354 15140 16312 16654 19360 19424 20390 22429 24224 24280 26708 30280 32624 33308 33385 40780 41635 44858 48560 53416 60560 65248 66616 66770 73447 81560 83270 89716 91597 97120 106832 112145 121120 133232 133540 146894 163120 166540 179432 183194 213664 224290 246719 266464 267080 293788 326240 333080 358864 366388 367235 448580 457985 459499 493438 534160 587576 666160 717728 732776 734470 897160 915970 918998 986876 1068320 1175152 1233595 1237673 1332320 1465552 1468940 1543523 1794320 1831940 1837996 1973752 2297495 2350304 2467190 2475346 2931104 2937880 3087046 3588640 3663880 3675992 3947504 4594990 4934380 4950692 5054489 5875760 6174092 6188365 7327760 7351984 7717615 7895008 9189980 9868760 9901384 10108978 11751520 12348184 12376730 13614403 14655520 14703968 15435230 16978753 18379960 19737520 19802768 20217956 24696368 24753460 25272445 27228806 30870460 33957506 36759920 39475040 39605536 40435912 49392736 49506920 50544890 54457612 55599379 61740920 67915012 68072015 73519840 80871824 84893765 99013840 101089780 108915224 111198758 123481840 135830024 136144030 149758433 161743648 169787530 186766283 198027680 202179560 217830448 222397516 246963680 271660048 272288060 277996895 299516866 339575060 373532566 404359120 435660896 444795032 543320096 544576120 555993790 599033732 679150120 747065132 748792165 808718240 889590064 933831415 936918461 1089152240 1111987580 1198067464 1358300240 1494130264 1497584330 1779180128 1867662830 1873836922 2178304480 2223975160 2396134928 2716600480 2988260528 2995168660 3735325660 3747673844 4447950320 4684592305 4792269856 5976521056 5990337320 7470651320 7495347688 8895900640 9369184610 10306103071 11980674640 14941302640 14990695376 18738369220 20612206142 23961349280 29882605280 29981390752 37476738440 41224412284 51530515355 74953476880 82448824568 103061030710 113367133781 149906953760 164897649136 206122061420 226734267562 329795298272 412244122840 453468535124 566835668905 824488245680 906937070248 1133671337810 1648976491360 1813874140496 2267342675620 3627748280992 4534685351240 9069370702480 18138741404960
• Sum of all divisors σ(n): 47265732541440
• Sum of proper divisors (its aliquot sum) s(n): 29126991136480
• 18138741404960 is an abundant number, because the sum of its proper divisors (29126991136480) is greater than itself. Its abundance is 10988249731520

Bases of 18138741404960

• Binary: 100000111111101000001001111001111010100100000₂
• Hexadecimal: 0x107F413CF520
• Base-36: 6FGTMAY3K

Squares and roots of 18138741404960

• 18138741404960 squared (18138741404960²) is 329013939756010274712601600
• 18138741404960 cubed (18138741404960³) is 5967898771861358609944650706200743936000
• The square root of 18138741404960 is 4258960.1318819597
• The cube root of 18138741404960 is 26274.5760008253

Scales and comparisons

• 18,138,741,404,960 seconds is equal to 576,755 years, 45 weeks, 1 day, 15 hours, 9 minutes, 20 seconds.
• To count from 1 to 18,138,741,404,960 would take you about one million, four hundred forty-one thousand, eight hundred eighty-nine 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 18138741404960 cubic inches would be around 2189.5 feet tall.

Recreational maths with 18138741404960

• 18138741404960 backwards is 06940414783181
• The number of decimal digits it has is: 14
• The sum of 18138741404960's digits is 56
• More coming soon!