18164784708

Names of 18164784708

• Cardinal: 18164784708 can be written as Eighteen billion, one hundred sixty-four million, seven hundred eighty-four thousand, seven hundred eight.

Scientific notation

• Scientific notation: 1.8164784708 × 10¹⁰

Factors of 18164784708

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 70063

Divisors of 18164784708

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 63 84 98 108 126 147 189 196 252 294 343 378 441 588 686 756 882 1029 1323 1372 1764 2058 2401 2646 3087 4116 4802 5292 6174 7203 9261 9604 12348 14406 18522 21609 28812 37044 43218 64827 70051 86436 129654 140102 210153 259308 280204 420306 490357 630459 840612 980714 1260918 1471071 1891377 1961428 2521836 2942142 3432499 3782754 4413213 5884284 6864998 7565508 8826426 10297497 13239639 13729996 17652852 20594994 24027493 26479278 30892491 41189988 48054986 52958556 61784982 72082479 92677473 96109972 123569964 144164958 168192451 185354946 216247437 288329916 336384902 370709892 432494874 504577353 648742311 672769804 864989748 1009154706 1297484622 1513732059 2018309412 2594969244 3027464118 4541196177 6054928236 9082392354 18164784708
• Sum of all divisors σ(n): 54940382560
• Sum of proper divisors (its aliquot sum) s(n): 36775597852
• 18164784708 is an abundant number, because the sum of its proper divisors (36775597852) is greater than itself. Its abundance is 18610813144

Bases of 18164784708

• Binary: 10000111010101101001001111001000100₂
• Hexadecimal: 0x43AB49E44
• Base-36: 8CEUDL0

Squares and roots of 18164784708

• 18164784708 squared (18164784708²) is 329959403487990645264
• 18164784708 cubed (18164784708³) is 5993641526739454334738559822912
• The square root of 18164784708 is 134776.7958811901
• The cube root of 18164784708 is 2628.7144853677

Scales and comparisons

• 18,164,784,708 seconds is equal to 577 years, 30 weeks, 2 days, 13 hours, 31 minutes, 48 seconds.
• To count from 1 to 18,164,784,708 would take you about one thousand, one hundred fifty-five 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 18164784708 cubic inches would be around 219.1 feet tall.

Recreational maths with 18164784708

• 18164784708 backwards is 80748746181
• 18164784708 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18164784708's digits is 54
• More coming soon!