42390857790
42,390,857,790 is an even composite number composed of seven prime numbers multiplied together.
42390857790 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 42390857790:
2 × 33 × 5 × 17 × 67 × 307 × 449
(2 × 3 × 3 × 3 × 5 × 17 × 67 × 307 × 449)See below for interesting mathematical facts about the number 42390857790 from the Numbermatics database.
Names of 42390857790
- Cardinal: 42390857790 can be written as Forty-two billion, three hundred ninety million, eight hundred fifty-seven thousand, seven hundred ninety.
Scientific notation
- Scientific notation: 4.239085779 × 1010
Factors of 42390857790
Divisors of 42390857790
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 5 6 9 10 15 17 18 27 30 34 45 51 54 67 85 90 102 134 135 153 170 201 255 270 306 307 335 402 449 459 510 603 614 670 765 898 918 921 1005 1139 1206 1347 1530 1535 1809 1842 2010 2245 2278 2295 2694 2763 3015 3070 3417 3618 4041 4490 4590 4605 5219 5526 5695 6030 6735 6834 7633 8082 8289 9045 9210 10251 10438 11390 12123 13470 13815 15266 15657 16578 17085 18090 20205 20502 20569 22899 24246 26095 27630 30083 30753 31314 34170 38165 40410 41138 41445 45798 46971 51255 52190 60166 60615 61506 61707 68697 76330 78285 82890 90249 93942 102510 102845 114495 121230 123414 137394 137843 140913 150415 153765 156570 180498 185121 205690 206091 228990 234855 270747 275686 281826 300830 307530 308535 343485 349673 370242 412182 413529 451245 469710 511411 541494 555363 617070 686970 689215 699346 704565 812241 827058 902490 925605 1022822 1030455 1049019 1110726 1240587 1353735 1378430 1409130 1534233 1624482 1748365 1851210 2060910 2067645 2098038 2343331 2481174 2557055 2707470 2776815 3068466 3147057 3496730 3721761 4061205 4135290 4602699 4686662 5114110 5245095 5553630 6202935 6294114 7029993 7443522 7671165 8122410 9205398 9235481 9441171 10490190 11716655 12405870 13808097 14059986 15342330 15735285 18470962 18608805 18882342 21089979 23013495 23433310 27616194 27706443 31470570 35149965 37217610 42179958 46026990 46177405 47205855 55412886 63269937 69040485 70299930 83119329 92354810 94411710 105449895 126539874 138080970 138532215 157003177 166238658 210899790 249357987 277064430 314006354 316349685 415596645 471009531 498715974 632699370 785015885 831193290 942019062 1246789935 1413028593 1570031770 2355047655 2493579870 2826057186 4239085779 4710095310 7065142965 8478171558 14130285930 21195428895 42390857790
- Sum of all divisors σ(n): 122145408000
- Sum of proper divisors (its aliquot sum) s(n): 79754550210
- 42390857790 is an abundant number, because the sum of its proper divisors (79754550210) is greater than itself. Its abundance is 37363692420
Bases of 42390857790
- Binary: 1001110111101011000100101000001111102
- Hexadecimal: 0x9DEB1283E
- Base-36: JH2F77I
Squares and roots of 42390857790
- 42390857790 squared (423908577902) is 1796984824172003684100
- 42390857790 cubed (423908577903) is 76175728132263562672039184139000
-
The
square root of 42390857790 is 205890.4023746615 -
The
cube root of 42390857790 is 3486.7761624137
Scales and comparisons
How big is 42390857790?- 42,390,857,790 seconds is equal to 1,347 years, 46 weeks, 4 days, 22 hours, 16 minutes, 30 seconds.
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To count from 1 to 42,390,857,790 would take you about two thousand, six hundred ninety-five 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 42390857790 cubic inches would be around 290.6 feet tall.
Recreational maths with 42390857790
- 42390857790 backwards is 09775809324
- 42390857790 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 42390857790's digits is 54
- More coming soon!
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