18149246856

Names of 18149246856

• Cardinal: 18149246856 can be written as Eighteen billion, one hundred forty-nine million, two hundred forty-six thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.8149246856 × 10¹⁰

Factors of 18149246856

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 69548

Divisors of 18149246856

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 27 31 36 39 52 54 62 72 78 81 93 104 108 117 124 156 162 186 216 234 248 279 312 324 351 372 403 468 558 648 702 744 806 837 936 1053 1116 1209 1404 1612 1674 2106 2232 2418 2511 2808 3224 3348 3627 4212 4836 5022 6696 7254 8424 9672 10044 10881 14508 20088 21762 29016 32643 43524 65286 69499 87048 130572 138998 208497 261144 277996 416994 555992 625491 833988 903487 1250982 1667976 1806974 1876473 2154469 2501964 2710461 3613948 3752946 4308938 5003928 5420922 5629419 6463407 7227896 7505892 8131383 8617876 10841844 11258838 12926814 15011784 16262766 17235752 19390221 21683688 22517676 24394149 25853628 28008097 32525532 38780442 45035352 48788298 51707256 56016194 58170663 65051064 73182447 77560884 84024291 97576596 112032388 116341326 146364894 155121768 168048582 174511989 195153192 224064776 232682652 252072873 292729788 336097164 349023978 465365304 504145746 585459576 672194328 698047956 756218619 1008291492 1396095912 1512437238 2016582984 2268655857 3024874476 4537311714 6049748952 9074623428 18149246856
• Sum of all divisors σ(n): 56511840000
• Sum of proper divisors (its aliquot sum) s(n): 38362593144
• 18149246856 is an abundant number, because the sum of its proper divisors (38362593144) is greater than itself. Its abundance is 20213346288

Bases of 18149246856

• Binary: 10000111001110001111000011110001000₂
• Hexadecimal: 0x439C78788
• Base-36: 8C5LCI0

Squares and roots of 18149246856

• 18149246856 squared (18149246856²) is 329395161440025884736
• 18149246856 cubed (18149246856³) is 5978274098147002221103466390016
• The square root of 18149246856 is 134719.1406445275
• The cube root of 18149246856 is 2627.9647521387

Scales and comparisons

• 18,149,246,856 seconds is equal to 577 years, 4 weeks, 4 days, 17 hours, 27 minutes, 36 seconds.
• To count from 1 to 18,149,246,856 would take you about one thousand, one hundred fifty-four 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 18149246856 cubic inches would be around 219 feet tall.

Recreational maths with 18149246856

• 18149246856 backwards is 65864294181
• 18149246856 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18149246856's digits is 54
• More coming soon!