31150017990
31,150,017,990 is an even composite number composed of seven prime numbers multiplied together.
31150017990 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 31150017990:
2 × 33 × 5 × 7 × 13 × 31 × 40897
(2 × 3 × 3 × 3 × 5 × 7 × 13 × 31 × 40897)See below for interesting mathematical facts about the number 31150017990 from the Numbermatics database.
Names of 31150017990
- Cardinal: 31150017990 can be written as Thirty-one billion, one hundred fifty million, seventeen thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 3.115001799 × 1010
Factors of 31150017990
Divisors of 31150017990
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 5 6 7 9 10 13 14 15 18 21 26 27 30 31 35 39 42 45 54 62 63 65 70 78 90 91 93 105 117 126 130 135 155 182 186 189 195 210 217 234 270 273 279 310 315 351 378 390 403 434 455 465 546 558 585 630 651 702 806 819 837 910 930 945 1085 1170 1209 1302 1365 1395 1638 1674 1755 1890 1953 2015 2170 2418 2457 2730 2790 2821 3255 3510 3627 3906 4030 4095 4185 4914 5642 5859 6045 6510 7254 8190 8370 8463 9765 10881 11718 12090 12285 14105 16926 18135 19530 21762 24570 25389 28210 29295 36270 40897 42315 50778 54405 58590 76167 81794 84630 108810 122691 126945 152334 204485 245382 253890 286279 368073 380835 408970 531661 572558 613455 736146 761670 858837 1063322 1104219 1226910 1267807 1431395 1594983 1717674 1840365 2208438 2535614 2576511 2658305 2862790 3189966 3680730 3721627 3803421 4294185 4784949 5153022 5316610 5521095 6339035 7443254 7606842 7729533 7974915 8588370 8874649 9569898 11042190 11164881 11410263 12678070 12882555 14354847 15459066 15949830 16481491 17749298 18608135 19017105 22329762 22820526 23924745 25765110 26623947 28709694 32962982 33494643 34230789 37216270 38034210 38647665 44373245 47849490 49444473 53247894 55824405 57051315 66989286 68461578 71774235 77295330 79871841 82407455 88746490 98888946 100483929 111648810 114102630 115370437 133119735 143548470 148333419 159743682 164814910 167473215 171153945 200967858 230740874 239615523 247222365 266239470 296666838 334946430 342307890 346111311 399359205 445000257 479231046 494444730 502419645 576852185 692222622 741667095 798718410 890000514 1004839290 1038333933 1153704370 1198077615 1483334190 1730556555 2076667866 2225001285 2396155230 3115001799 3461113110 4450002570 5191669665 6230003598 10383339330 15575008995 31150017990
- Sum of all divisors σ(n): 105536471040
- Sum of proper divisors (its aliquot sum) s(n): 74386453050
- 31150017990 is an abundant number, because the sum of its proper divisors (74386453050) is greater than itself. Its abundance is 43236435060
Bases of 31150017990
- Binary: 111010000001010111110001101110001102
- Hexadecimal: 0x740AF8DC6
- Base-36: EB5WZPI
Squares and roots of 31150017990
- 31150017990 squared (311500179902) is 970323620777323640100
- 31150017990 cubed (311500179903) is 30225598243335569173167285399000
-
The
square root of 31150017990 is 176493.6769122339 -
The
cube root of 31150017990 is 3146.4398508295
Scales and comparisons
How big is 31150017990?- 31,150,017,990 seconds is equal to 990 years, 24 weeks, 4 days, 14 hours, 46 minutes, 30 seconds.
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To count from 1 to 31,150,017,990 would take you about one thousand, nine hundred eighty 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 31150017990 cubic inches would be around 262.2 feet tall.
Recreational maths with 31150017990
- 31150017990 backwards is 09971005113
- The number of decimal digits it has is: 11
- The sum of 31150017990's digits is 36
- More coming soon!
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