8942142390
8,942,142,390 is an even composite number composed of six prime numbers multiplied together.
8942142390 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 8942142390:
2 × 3 × 5 × 89 × 127 × 26371
See below for interesting mathematical facts about the number 8942142390 from the Numbermatics database.
Names of 8942142390
- Cardinal: 8942142390 can be written as Eight billion, nine hundred forty-two million, one hundred forty-two thousand, three hundred ninety.
Scientific notation
- Scientific notation: 8.94214239 × 109
Factors of 8942142390
Divisors of 8942142390
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 5 6 10 15 30 89 127 178 254 267 381 445 534 635 762 890 1270 1335 1905 2670 3810 11303 22606 26371 33909 52742 56515 67818 79113 113030 131855 158226 169545 263710 339090 395565 791130 2347019 3349117 4694038 6698234 7041057 10047351 11735095 14082114 16745585 20094702 23470190 33491170 35205285 50236755 70410570 100473510 298071413 596142826 894214239 1490357065 1788428478 2980714130 4471071195 8942142390
- Sum of all divisors σ(n): 21873991680
- Sum of proper divisors (its aliquot sum) s(n): 12931849290
- 8942142390 is an abundant number, because the sum of its proper divisors (12931849290) is greater than itself. Its abundance is 3989706900
Bases of 8942142390
- Binary: 10000101001111111001000011101101102
- Hexadecimal: 0x214FE43B6
- Base-36: 43VX586
Squares and roots of 8942142390
- 8942142390 squared (89421423902) is 79961910523034912100
- 8942142390 cubed (89421423903) is 715030789673417558939333919000
-
The
square root of 8942142390 is 94562.9017638525 -
The
cube root of 8942142390 is 2075.6168787657
Scales and comparisons
How big is 8942142390?- 8,942,142,390 seconds is equal to 284 years, 17 weeks, 2 days, 26 minutes, 30 seconds.
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To count from 1 to 8,942,142,390 would take you about five hundred sixty-eight 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 8942142390 cubic inches would be around 173 feet tall.
Recreational maths with 8942142390
- 8942142390 backwards is 0932412498
- The number of decimal digits it has is: 10
- The sum of 8942142390's digits is 42
- More coming soon!
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