31290073430
31,290,073,430 is an even composite number composed of seven prime numbers multiplied together.
31290073430 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 31290073430:
2 × 5 × 7 × 11 × 19 × 1283 × 1667
See below for interesting mathematical facts about the number 31290073430 from the Numbermatics database.
Names of 31290073430
- Cardinal: 31290073430 can be written as Thirty-one billion, two hundred ninety million, seventy-three thousand, four hundred thirty.
Scientific notation
- Scientific notation: 3.129007343 × 1010
Factors of 31290073430
Divisors of 31290073430
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 5 7 10 11 14 19 22 35 38 55 70 77 95 110 133 154 190 209 266 385 418 665 770 1045 1283 1330 1463 1667 2090 2566 2926 3334 6415 7315 8335 8981 11669 12830 14113 14630 16670 17962 18337 23338 24377 28226 31673 36674 44905 48754 58345 63346 70565 89810 91685 98791 116690 121885 128359 141130 158365 170639 183370 197582 221711 243770 256718 268147 316730 341278 348403 443422 493955 536294 641795 696806 853195 987910 1108555 1283590 1340735 1706390 1742015 1877029 2138761 2217110 2438821 2681470 3484030 3754058 4277522 4877642 9385145 10693805 12194105 14971327 18770290 21387610 23526371 24388210 29942654 40636459 47052742 74856635 81272918 117631855 149713270 164684597 203182295 235263710 284455213 329369194 406364590 447001049 568910426 823422985 894002098 1422276065 1646845970 2235005245 2844552130 3129007343 4470010490 6258014686 15645036715 31290073430
- Sum of all divisors σ(n): 74017566720
- Sum of proper divisors (its aliquot sum) s(n): 42727493290
- 31290073430 is an abundant number, because the sum of its proper divisors (42727493290) is greater than itself. Its abundance is 11437419860
Bases of 31290073430
- Binary: 111010010010000100010100001010101102
- Hexadecimal: 0x74908A156
- Base-36: EDHAV6E
Squares and roots of 31290073430
- 31290073430 squared (312900734302) is 979068695254791964900
- 31290073430 cubed (312900734303) is 30635131367536733141094982607000
-
The
square root of 31290073430 is 176890.0037593985 -
The
cube root of 31290073430 is 3151.1484325155
Scales and comparisons
How big is 31290073430?- 31,290,073,430 seconds is equal to 994 years, 48 weeks, 1 day, 15 hours, 3 minutes, 50 seconds.
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To count from 1 to 31,290,073,430 would take you about one thousand, nine hundred eighty-nine 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 31290073430 cubic inches would be around 262.6 feet tall.
Recreational maths with 31290073430
- 31290073430 backwards is 03437009213
- The number of decimal digits it has is: 11
- The sum of 31290073430's digits is 32
- More coming soon!
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