18002915800

Names of 18002915800

• Cardinal: 18002915800 can be written as Eighteen billion, two million, nine hundred fifteen thousand, eight hundred.

Scientific notation

• Scientific notation: 1.80029158 × 10¹⁰

Factors of 18002915800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 37516

Divisors of 18002915800

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 20 25 29 40 50 58 83 100 116 145 166 200 232 290 332 415 580 664 725 830 1160 1450 1660 2075 2407 2900 3320 4150 4814 5800 8300 9628 12035 16600 19256 24070 37397 48140 60175 74794 96280 120350 149588 186985 240700 299176 373970 481400 747940 934925 1084513 1495880 1869850 2169026 3103951 3739700 4338052 5422565 6207902 7479400 8676104 10845130 12415804 15519755 21690260 24831608 27112825 31039510 43380520 54225650 62079020 77598775 90014579 108451300 124158040 155197550 180029158 216902600 310395100 360058316 450072895 620790200 720116632 900145790 1800291580 2250364475 3600583160 4500728950 9001457900 18002915800
• Sum of all divisors σ(n): 43822976400
• Sum of proper divisors (its aliquot sum) s(n): 25820060600
• 18002915800 is an abundant number, because the sum of its proper divisors (25820060600) is greater than itself. Its abundance is 7817144800

Bases of 18002915800

• Binary: 10000110001000011101011000111011000₂
• Hexadecimal: 0x4310EB1D8
• Base-36: 89QGYQG

Squares and roots of 18002915800

• 18002915800 squared (18002915800²) is 324104977301889640000
• 18002915800 cubed (18002915800³) is 5834834616726830369812312000000
• The square root of 18002915800 is 134174.9447549725
• The cube root of 18002915800 is 2620.8828968973

Scales and comparisons

• 18,002,915,800 seconds is equal to 572 years, 22 weeks, 5 days, 1 hour, 56 minutes, 40 seconds.
• To count from 1 to 18,002,915,800 would take you about one thousand, one hundred forty-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 18002915800 cubic inches would be around 218.4 feet tall.

Recreational maths with 18002915800

• 18002915800 backwards is 00851920081
• The number of decimal digits it has is: 11
• The sum of 18002915800's digits is 34
• More coming soon!