18474934821024456

Names of 18474934821024456

• Cardinal: 18474934821024456 can be written as Eighteen quadrillion, four hundred seventy-four trillion, nine hundred thirty-four billion, eight hundred twenty-one million, twenty-four thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 1.8474934821024456 × 10¹⁶

Factors of 18474934821024456

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 131

Divisors of 18474934821024456

• Number of divisors d(n): 280
• Complete list of divisors:
  1 2 3 4 6 8 9 12 17 18 24 27 34 36 51 54 68 72 81 102 108 109 136 153 162 204 216 218 306 324 327 408 436 459 612 648 654 872 918 981 1224 1308 1377 1836 1853 1962 2616 2754 2943 3672 3706 3924 5508 5559 5886 7412 7848 8829 11016 11118 11772 11881 14824 16677 17658 22236 23544 23762 33354 35316 35643 44472 47524 50031 66708 70632 71286 95048 100062 106929 133416 142572 150093 200124 201977 213858 285144 300186 320787 400248 403954 427716 600372 605931 641574 807908 855432 962361 1200744 1211862 1283148 1295029 1615816 1817793 1924722 2423724 2566296 2590058 3635586 3849444 3885087 4847448 5180116 5453379 7271172 7698888 7770174 10360232 10906758 11655261 14542344 15540348 16360137 21813516 22015493 23310522 31080696 32720274 34965783 43627032 44030986 46621044 65440548 66046479 69931566 88061972 93242088 104897349 130881096 132092958 139863132 141158161 176123944 198139437 209794698 264185916 279726264 282316322 396278874 419589396 423474483 528371832 564632644 594418311 792557748 839178792 846948966 1129265288 1188836622 1270423449 1585115496 1693897932 1783254933 2377673244 2399688737 2540846898 3387795864 3566509866 3811270347 4755346488 4799377474 5081693796 7133019732 7199066211 7622540694 9598754948 10163387592 11433811041 14266039464 14398132422 15245081388 15386239549 19197509896 21597198633 22867622082 28796264844 30490162776 30772479098 43194397266 45735244164 46158718647 57592529688 61544958196 64791595899 86388794532 91470488328 92317437294 123089916392 129583191798 138476155941 172777589064 184634874588 194374787697 259166383596 261566072333 276952311882 369269749176 388749575394 415428467823 518332767192 523132144666 553904623764 777499150788 784698216999 830856935646 1046264289332 1107809247528 1246285403469 1554998301576 1569396433998 1661713871292 1677100110841 2092528578664 2354094650997 2492570806938 3138792867996 3323427742584 3354200221682 4708189301994 4985141613876 5031300332523 6277585735992 6708400443364 7062283952991 9416378603988 9970283227752 10062600665046 13416800886728 14124567905982 15093900997569 18832757207976 20125201330092 21186851858973 28249135811964 28510701884297 30187801995138 40250402660184 42373703717946 45281702992707 56498271623928 57021403768594 60375603990276 84747407435892 85532105652891 90563405985414 114042807537188 120751207980552 135845108978121 169494814871784 171064211305782 181126811970828 228085615074376 256596316958673 271690217956242 342128422611564 362253623941656 513192633917346 543380435912484 684256845223128 769788950876019 1026385267834692 1086760871824968 1539577901752038 2052770535669384 2309366852628057 3079155803504076 4618733705256114 6158311607008152 9237467410512228 18474934821024456
• Sum of all divisors σ(n): 55298183404704570
• Sum of proper divisors (its aliquot sum) s(n): 36823248583680114
• 18474934821024456 is an abundant number, because the sum of its proper divisors (36823248583680114) is greater than itself. Its abundance is 18348313762655658

Bases of 18474934821024456

• Binary: 1000001101000101101101011110111010000010111001011001000₂
• Hexadecimal: 0x41A2DAF74172C8
• Base-36: 51WTFVZR8I0

Squares and roots of 18474934821024456

• 18474934821024456 squared (18474934821024456²) is 341323216641101948052965350095936
• 18474934821024456 cubed (18474934821024456³) is 6305924180346768440480837488035447017589402210816
• The square root of 18474934821024456 is 135922532.4257330631
• The cube root of 18474934821024456 is 264359.1245319095
• Being both a perfect square and a perfect cube, 18474934821024456 is also a perfect sixth number.

Scales and comparisons

• 18,474,934,821,024,456 seconds is equal to 587,445,780 years, 30 weeks, 2 days, 5 hours, 27 minutes, 36 seconds.
• To count from 1 to 18,474,934,821,024,456 would take you about one billion, seven hundred sixty-two million, three hundred thirty-seven thousand, three hundred forty-one 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 18474934821024456 cubic inches would be around 22029.9 feet tall.

Recreational maths with 18474934821024456

• 18474934821024456 backwards is 65442012843947481
• 18474934821024456 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18474934821024456's digits is 72
• More coming soon!