18087244164

Names of 18087244164

• Cardinal: 18087244164 can be written as Eighteen billion, eighty-seven million, two hundred forty-four thousand, one hundred sixty-four.

Scientific notation

• Scientific notation: 1.8087244164 × 10¹⁰

Factors of 18087244164

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2946

Divisors of 18087244164

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 27 33 36 44 54 66 73 99 108 132 146 198 219 292 297 396 438 594 657 803 876 1188 1314 1606 1971 2409 2628 2857 3212 3942 4818 5329 5714 7227 7884 8571 9636 10658 11428 14454 15987 17142 21316 21681 25713 28908 31427 31974 34284 43362 47961 51426 58619 62854 63948 77139 86724 94281 95922 102852 117238 125708 143883 154278 175857 188562 191844 208561 234476 282843 287766 308556 351714 377124 417122 527571 565686 575532 625683 703428 834244 848529 1055142 1131372 1251366 1582713 1697058 1877049 2110284 2294171 2502732 3165426 3394116 3754098 4588342 5631147 6330852 6882513 7508196 9176684 11262294 13765026 15224953 20647539 22524588 27530052 30449906 41295078 45674859 60899812 61942617 82590156 91349718 123885234 137024577 167474483 182699436 247770468 274049154 334948966 411073731 502423449 548098308 669897932 822147462 1004846898 1507270347 1644294924 2009693796 3014540694 4521811041 6029081388 9043622082 18087244164
• Sum of all divisors σ(n): 51884360640
• Sum of proper divisors (its aliquot sum) s(n): 33797116476
• 18087244164 is an abundant number, because the sum of its proper divisors (33797116476) is greater than itself. Its abundance is 15709872312

Bases of 18087244164

• Binary: 10000110110000101010111000110000100₂
• Hexadecimal: 0x436157184
• Base-36: 8B4OEX0

Squares and roots of 18087244164

• 18087244164 squared (18087244164²) is 327148401448152058896
• 18087244164 cubed (18087244164³) is 5917213014855017475851260282944
• The square root of 18087244164 is 134488.8254242709
• The cube root of 18087244164 is 2624.9687271375

Scales and comparisons

• 18,087,244,164 seconds is equal to 575 years, 6 weeks, 1 day, 2 hours, 29 minutes, 24 seconds.
• To count from 1 to 18,087,244,164 would take you about one thousand, one hundred fifty 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 18087244164 cubic inches would be around 218.7 feet tall.

Recreational maths with 18087244164

• 18087244164 backwards is 46144278081
• The number of decimal digits it has is: 11
• The sum of 18087244164's digits is 45
• More coming soon!