18150732800

Names of 18150732800

• Cardinal: 18150732800 can be written as Eighteen billion, one hundred fifty million, seven hundred thirty-two thousand, eight hundred.

Scientific notation

• Scientific notation: 1.81507328 × 10¹⁰

Factors of 18150732800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 17341

Divisors of 18150732800

• Number of divisors d(n): 132
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 41 50 64 80 82 100 128 160 164 200 205 256 320 328 400 410 512 640 656 800 820 1024 1025 1280 1312 1600 1640 2050 2560 2624 3200 3280 4100 5120 5248 6400 6560 8200 10496 12800 13120 16400 17293 20992 25600 26240 32800 34586 41984 52480 65600 69172 86465 104960 131200 138344 172930 209920 262400 276688 345860 432325 524800 553376 691720 709013 864650 1049600 1106752 1383440 1418026 1729300 2213504 2766880 2836052 3458600 3545065 4427008 5533760 5672104 6917200 7090130 8854016 11067520 11344208 13834400 14180260 17708032 17725325 22135040 22688416 27668800 28360520 35450650 44270080 45376832 55337600 56721040 70901300 88540160 90753664 110675200 113442080 141802600 181507328 221350400 226884160 283605200 363014656 442700800 453768320 567210400 726029312 907536640 1134420800 1815073280 2268841600 3630146560 4537683200 9075366400 18150732800
• Sum of all divisors σ(n): 46091865036
• Sum of proper divisors (its aliquot sum) s(n): 27941132236
• 18150732800 is an abundant number, because the sum of its proper divisors (27941132236) is greater than itself. Its abundance is 9790399436

Bases of 18150732800

• Binary: 10000111001110111100011010000000000₂
• Hexadecimal: 0x439DE3400
• Base-36: 8C6H728

Squares and roots of 18150732800

• 18150732800 squared (18150732800²) is 329449101176995840000
• 18150732800 cubed (18150732800³) is 5979742606663816998551552000000
• The square root of 18150732800 is 134724.6555015079
• The cube root of 18150732800 is 2628.0364704845

Scales and comparisons

• 18,150,732,800 seconds is equal to 577 years, 7 weeks, 22 hours, 13 minutes, 20 seconds.
• To count from 1 to 18,150,732,800 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 18150732800 cubic inches would be around 219 feet tall.

Recreational maths with 18150732800

• 18150732800 backwards is 00823705181
• The number of decimal digits it has is: 11
• The sum of 18150732800's digits is 35
• More coming soon!