18013995854574928

Names of 18013995854574928

• Cardinal: 18013995854574928 can be written as Eighteen quadrillion, thirteen trillion, nine hundred ninety-five billion, eight hundred fifty-four million, five hundred seventy-four thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8013995854574928 × 10¹⁶

Factors of 18013995854574928

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 117

Divisors of 18013995854574928

• Number of divisors d(n): 210
• Complete list of divisors:
  1 2 4 8 13 16 26 41 52 61 82 104 122 164 208 244 328 488 533 656 793 976 1066 1586 1681 2132 2501 3172 3362 3721 4264 5002 6344 6724 7442 8528 10004 12688 13448 14884 20008 21853 26896 29768 32513 40016 43706 48373 59536 65026 87412 96746 102541 130052 152561 174824 193492 205082 226981 260104 305122 349648 386984 410164 453962 520208 610244 773968 820328 907924 1220488 1333033 1640656 1815848 1983293 2440976 2666066 2950753 3631696 3966586 5332132 5901506 6255001 7933172 9306221 10664264 11803012 12510002 13845841 15866344 18612442 21328528 23606024 25020004 27691682 31732688 37224884 47212048 50040008 55383364 74449768 81315013 100080016 110766728 120980873 148899536 162630026 179995933 221533456 241961746 325260052 359991866 381555061 483923492 567679481 650520104 719983732 763110122 844596301 967846984 1135358962 1301040208 1439967464 1526220244 1689192602 1935693968 2270717924 2879934928 3052440488 3378385204 4541435848 4960215793 6104880976 6756770408 7379833253 9082871696 9920431586 10979751913 13513540816 14759666506 19840863172 21959503826 23274858721 29519333012 34628448341 39681726344 43919007652 46549717442 51520374361 59038666024 69256896682 79363452688 87838015304 93099434884 103040748722 118077332048 138513793364 175676030608 186198869768 206081497444 277027586728 302573163373 372397739536 412162994888 450169828433 554055173456 605146326746 669764866693 824325989776 900339656866 1210292653492 1339529733386 1419766381981 1800679313732 2112335348801 2420585306984 2679059466772 2839532763962 3601358627464 4224670697602 4841170613968 5358118933544 5679065527924 7202717254928 8449341395204 10716237867088 11358131055848 16898682790408 18456962965753 22716262111696 27460359534413 33797365580816 36913925931506 54920719068826 73827851863012 86605749300841 109841438137652 147655703726024 173211498601682 219682876275304 295311407452048 346422997203364 439365752550608 692845994406728 1125874740910933 1385691988813456 2251749481821866 4503498963643732 9006997927287464 18013995854574928
• Sum of all divisors σ(n): 39168108723411794
• Sum of proper divisors (its aliquot sum) s(n): 21154112868836866
• 18013995854574928 is an abundant number, because the sum of its proper divisors (21154112868836866) is greater than itself. Its abundance is 3140117014261938

Bases of 18013995854574928

• Binary: 111111111111111010001000111111111001011011010101010000₂
• Hexadecimal: 0x3FFFA23FE5B550
• Base-36: 4XDFFG8828G

Squares and roots of 18013995854574928

• 18013995854574928 squared (18013995854574928²) is 324504046648642690533027566205184
• 18013995854574928 cubed (18013995854574928³) is 5845614551121438484520974472470667561890350026752
• The square root of 18013995854574928 is 134216227.9851990477
• The cube root of 18013995854574928 is 262142.0468520899
• Being both a perfect square and a perfect cube, 18013995854574928 is also a perfect sixth number.

Scales and comparisons

• 18,013,995,854,574,928 seconds is equal to 572,789,347 years, 11 weeks, 5 days, 21 hours, 55 minutes, 28 seconds.
• To count from 1 to 18,013,995,854,574,928 would take you about one billion, seven hundred eighteen million, three hundred sixty-eight thousand and 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 18013995854574928 cubic inches would be around 21845.2 feet tall.

Recreational maths with 18013995854574928

• 18013995854574928 backwards is 82947545859931081
• The number of decimal digits it has is: 17
• The sum of 18013995854574928's digits is 88
• More coming soon!