18027638640
18,027,638,640 is an even composite number composed of five prime numbers multiplied together.
18027638640 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred divisors.
Prime factorization of 18027638640:
24 × 34 × 5 × 11 × 252913
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 11 × 252913)See below for interesting mathematical facts about the number 18027638640 from the Numbermatics database.
Names of 18027638640
- Cardinal: 18027638640 can be written as Eighteen billion, twenty-seven million, six hundred thirty-eight thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.802763864 × 1010
Factors of 18027638640
Divisors of 18027638640
- Number of divisors d(n): 200
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 27 30 33 36 40 44 45 48 54 55 60 66 72 80 81 88 90 99 108 110 120 132 135 144 162 165 176 180 198 216 220 240 264 270 297 324 330 360 396 405 432 440 495 528 540 594 648 660 720 792 810 880 891 990 1080 1188 1296 1320 1485 1584 1620 1782 1980 2160 2376 2640 2970 3240 3564 3960 4455 4752 5940 6480 7128 7920 8910 11880 14256 17820 23760 35640 71280 252913 505826 758739 1011652 1264565 1517478 2023304 2276217 2529130 2782043 3034956 3793695 4046608 4552434 5058260 5564086 6069912 6828651 7587390 8346129 9104868 10116520 11128172 11381085 12139824 13657302 13910215 15174780 16692258 18209736 20233040 20485953 22256344 22762170 25038387 27314604 27820430 30349560 33384516 34143255 36419472 40971906 41730645 44512688 45524340 50076774 54629208 55640860 60699120 66769032 68286510 75115161 81943812 83461290 91048680 100153548 102429765 109258416 111281720 125191935 133538064 136573020 150230322 163887624 166922580 182097360 200307096 204859530 222563440 225345483 250383870 273146040 300460644 327775248 333845160 375575805 400614192 409719060 450690966 500767740 546292080 600921288 667690320 751151610 819438120 901381932 1001535480 1126727415 1201842576 1502303220 1638876240 1802763864 2003070960 2253454830 3004606440 3605527728 4506909660 6009212880 9013819320 18027638640
- Sum of all divisors σ(n): 68304989808
- Sum of proper divisors (its aliquot sum) s(n): 50277351168
- 18027638640 is an abundant number, because the sum of its proper divisors (50277351168) is greater than itself. Its abundance is 32249712528
Bases of 18027638640
- Binary: 100001100101000011111101111011100002
- Hexadecimal: 0x43287EF70
- Base-36: 8A56V00
Squares and roots of 18027638640
- 18027638640 squared (180276386402) is 324995754934421049600
- 18027638640 cubed (180276386403) is 5858906029491739579798316544000
-
The
square root of 18027638640 is 134267.0422702459 -
The
cube root of 18027638640 is 2622.0820735793
Scales and comparisons
How big is 18027638640?- 18,027,638,640 seconds is equal to 573 years, 11 weeks, 4 days, 5 hours, 24 minutes.
-
To count from 1 to 18,027,638,640 would take you about one thousand, one hundred forty-six 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 18027638640 cubic inches would be around 218.5 feet tall.
Recreational maths with 18027638640
- 18027638640 backwards is 04683672081
- 18027638640 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18027638640's digits is 45
- More coming soon!
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"Number 18027638640 - Facts about the integer". Numbermatics.com. 2024. Web. 12 June 2024.
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Numbermatics. (2024). Number 18027638640 - Facts about the integer. Retrieved 12 June 2024, from https://numbermatics.com/n/18027638640/
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