18138876715116928

Names of 18138876715116928

• Cardinal: 18138876715116928 can be written as Eighteen quadrillion, one hundred thirty-eight trillion, eight hundred seventy-six billion, seven hundred fifteen million, one hundred sixteen thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8138876715116928 × 10¹⁶

Factors of 18138876715116928

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 183

Divisors of 18138876715116928

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 8 16 23 32 46 61 64 92 97 122 128 184 194 244 368 388 488 529 736 776 976 1058 1403 1472 1552 1952 2116 2231 2806 2944 3104 3721 3904 4232 4462 5612 5917 6208 7442 7808 8464 8924 11224 11834 12167 12416 14884 16928 17848 22448 23668 24334 29768 32269 33856 35696 44896 47336 48668 51313 59536 64538 67712 71392 85583 89792 94672 97336 102626 119072 129076 136091 142784 171166 179584 189344 194672 205252 226981 238144 258152 272182 279841 285568 342332 360937 378688 389344 410504 453962 476288 516304 544364 559682 684664 721874 742187 757376 778688 821008 907924 1032608 1088728 1119364 1180199 1369328 1443748 1484374 1557376 1642016 1815848 1968409 2065216 2177456 2238728 2360398 2738656 2887496 2968748 3130093 3284032 3631696 3936818 4130432 4354912 4477456 4720796 5220563 5477312 5774992 5937496 6260186 6436343 6568064 7263392 7873636 8301551 8709824 8954912 9441592 10441126 10954624 11549984 11874992 12520372 12872686 14526784 15747272 16603102 17070301 17419648 17909824 18883184 20882252 22017157 23099968 23749984 25040744 25745372 27144577 29053568 31494544 33206204 34140602 35819648 37766368 41764504 44034314 45273407 46199936 47499968 50081488 51490744 54289154 62989088 66412408 68281204 71992139 75532736 83529008 88068628 90546814 94999936 100162976 102981488 108578308 120072949 125978176 132824816 136562408 143984278 151065472 167058016 176137256 181093628 190935673 200325952 205962976 217156616 240145898 251956352 265649632 273124816 287968556 334116032 352274512 362187256 381871346 392616923 400651904 411925952 434313232 480291796 506394611 531299264 546249632 575937112 624325271 668232064 704549024 724374512 763742692 785233846 823851904 868626464 960583592 1012789222 1041288361 1062598528 1092499264 1151874224 1248650542 1409098048 1448749024 1527485384 1570467692 1655819197 1737252928 1921167184 2025578444 2082576722 2184998528 2303748448 2497301084 2761677827 2818196096 2897498048 3054970768 3140935384 3311638394 3474505856 3842334368 4051156888 4165153444 4391520479 4607496896 4994602168 5523355654 5794996096 6109941536 6281870768 6623276788 7684668736 8102313776 8330306888 8783040958 9214993792 9989204336 11046711308 11647076053 12219883072 12563741536 13246553576 15369337472 16204627552 16660613776 17566081916 19978408672 22093422616 23294152106 23949632303 24439766144 25127483072 26493107152 32409255104 33321227552 35132163832 38083841531 39956817344 44186845232 46588304212 47899264606 50254966144 52986214304 63518590021 64818510208 66642455104 70264327664 76167683062 79913634688 88373690464 93176608424 95798529212 101004971017 105972428608 127037180042 133284910208 140528655328 152335366124 176747380928 186353216848 191597058424 202009942034 211944857216 254074360084 267882749219 281057310656 304670732248 353494761856 372706433696 383194116848 404019884068 508148720168 535765498438 562114621312 609341464496 745412867392 766388233696 808039768136 1016297440336 1071530996876 1218682928992 1460927570483 1490825734784 1532776467392 1616079536272 2032594880672 2143061993752 2323114333391 2437365857984 2921855140966 3065552934784 3232159072544 4065189761344 4286123987504 4646228666782 4874731715968 5843710281932 6161303232037 6464318145088 8130379522688 8572247975008 9292457333564 11687420563864 12322606464074 12928636290176 17144495950016 18584914667128 23374841127728 24645212928148 34288991900032 37169829334256 46749682255456 49290425856296 74339658668512 93499364510912 98580851712592 141709974336851 148679317337024 186998729021824 197161703425184 283419948673702 297358634674048 394323406850368 566839897347404 788646813700736 1133679794694808 2267359589389616 4534719178779232 9069438357558464 18138876715116928
• Sum of all divisors σ(n): 38804192178373440
• Sum of proper divisors (its aliquot sum) s(n): 20665315463256512
• 18138876715116928 is an abundant number, because the sum of its proper divisors (20665315463256512) is greater than itself. Its abundance is 2526438748139584

Bases of 18138876715116928

• Binary: 1000000011100010011011001010111001110101010100110000000₂
• Hexadecimal: 0x407136573AA980
• Base-36: 4YLP0XC9G1S

Squares and roots of 18138876715116928

• 18138876715116928 squared (18138876715116928²) is 329018848486211076378076712157184
• 18138876715116928 cubed (18138876715116928³) is 5968032329641118607805177899370438031369675210752
• The square root of 18138876715116928 is 134680647.1439639615
• The cube root of 18138876715116928 is 262746.4133443145

Scales and comparisons

• 18,138,876,715,116,928 seconds is equal to 576,760,172 years, 16 weeks, 1 day, 6 hours, 15 minutes, 28 seconds.
• To count from 1 to 18,138,876,715,116,928 would take you about one billion, seven hundred thirty million, two hundred eighty thousand, five hundred sixteen 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 18138876715116928 cubic inches would be around 21895.5 feet tall.

Recreational maths with 18138876715116928

• 18138876715116928 backwards is 82961151767883181
• The number of decimal digits it has is: 17
• The sum of 18138876715116928's digits is 82
• More coming soon!