18040164864
18,040,164,864 is an even composite number composed of five prime numbers multiplied together.
18040164864 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 18040164864:
29 × 3 × 67 × 307 × 571
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 67 × 307 × 571)See below for interesting mathematical facts about the number 18040164864 from the Numbermatics database.
Names of 18040164864
- Cardinal: 18040164864 can be written as Eighteen billion, forty million, one hundred sixty-four thousand, eight hundred sixty-four.
Scientific notation
- Scientific notation: 1.8040164864 × 1010
Factors of 18040164864
Divisors of 18040164864
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 3 4 6 8 12 16 24 32 48 64 67 96 128 134 192 201 256 268 307 384 402 512 536 571 614 768 804 921 1072 1142 1228 1536 1608 1713 1842 2144 2284 2456 3216 3426 3684 4288 4568 4912 6432 6852 7368 8576 9136 9824 12864 13704 14736 17152 18272 19648 20569 25728 27408 29472 34304 36544 38257 39296 41138 51456 54816 58944 61707 73088 76514 78592 82276 102912 109632 114771 117888 123414 146176 153028 157184 164552 175297 219264 229542 235776 246828 292352 306056 329104 350594 438528 459084 471552 493656 525891 612112 658208 701188 877056 918168 987312 1051782 1224224 1316416 1402376 1836336 1974624 2103564 2448448 2632832 2804752 3672672 3949248 4207128 4896896 5265664 5609504 7345344 7898496 8414256 9793792 10531328 11219008 11744899 14690688 15796992 16828512 19587584 22438016 23489798 29381376 31593984 33657024 35234697 44876032 46979596 58762752 67314048 70469394 89752064 93959192 134628096 140938788 187918384 269256192 281877576 375836768 563755152 751673536 1127510304 1503347072 2255020608 3006694144 4510041216 6013388288 9020082432 18040164864
- Sum of all divisors σ(n): 49022029056
- Sum of proper divisors (its aliquot sum) s(n): 30981864192
- 18040164864 is an abundant number, because the sum of its proper divisors (30981864192) is greater than itself. Its abundance is 12941699328
Bases of 18040164864
- Binary: 100001100110100011100010010000000002
- Hexadecimal: 0x433471200
- Base-36: 8ACNCAO
Squares and roots of 18040164864
- 18040164864 squared (180401648642) is 325447548320300138496
- 18040164864 cubed (180401648643) is 5871127426282820776429873004544
-
The
square root of 18040164864 is 134313.6808519519 -
The
cube root of 18040164864 is 2622.6892372751
Scales and comparisons
How big is 18040164864?- 18,040,164,864 seconds is equal to 573 years, 32 weeks, 2 days, 4 hours, 54 minutes, 24 seconds.
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To count from 1 to 18,040,164,864 would take you about one thousand, one hundred forty-seven 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 18040164864 cubic inches would be around 218.6 feet tall.
Recreational maths with 18040164864
- 18040164864 backwards is 46846104081
- The number of decimal digits it has is: 11
- The sum of 18040164864's digits is 42
- More coming soon!
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