Home
Class 11
MATHS
The number of divisors of the number 56 ...

The number of divisors of the number 56 excluding 1 and 56 is :

A

8

B

7

C

6

D

None of these.

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • BINOMIAL THEOREM

    MODERN PUBLICATION|Exercise EXERCISE|221 Videos

  • COMPLEX NUMBERS

    MODERN PUBLICATION|Exercise EXERCISE|291 Videos

Similar Questions

Explore conceptually related problems

Find the number of divisors of the number 36000.

Statement-1: the number of even divisors of the number N=12600 is 54. Statement-2: 0,2,4,6,8, . . . Are even integers.

Find the number of divisors of the number N=2^3 .3^5 .5^7 .7^9 which are perfect squares.

The mean of six numbers is 23. if one of the number is excluded, the mean of the remaining numbers is 20. find the excluded number.

The number of even proper divisors of 1008

If N = 10800, find the(i) the number of divisors of the form 4m +2,(ii) the number of divisors which are multiple of 10(iii) the number of divisors which are multiple of 15.

Find the number of proper factors of the number 38808. Also, find sum of all these divisors.

The mean of 5 numbers is 18, if one number is excluded, their mean is 16. find the excluded number.

The number of moles of nitrogen atom in 56 g nitrogen is

The mean of five numbers is 30. If one number is excluded, their mean becomes 28. The excluded number is :

MODERN PUBLICATION-BINOMIAL THEOREM-EXERCISE
  1. The number of straight lines that can be drawn out of 10 points of whi...

    Text Solution

    |

  2. The number of diagonals that can be drawn by joining the vertices of a...

    Text Solution

    |

  3. The number of divisors of the number 56 excluding 1 and 56 is :

    Text Solution

    |

  4. The number of 3-digit odd numbers, by using the digits 1,2,3,4,5,6 whe...

    Text Solution

    |

  5. There are 15 points in a plane, no three of which are in a st. line, e...

    Text Solution

    |

  6. Number of triangles formed by joining 12 points, 7 of which are in the...

    Text Solution

    |

  7. If 7 points out of 12 are in the same straight line, then the number o...

    Text Solution

    |

  8. The total number of terms in the expansion of (x+y)^100+ (x-y)^100 aft...

    Text Solution

    |

  9. The coefficient of x^17 in the expansion of : (x-1)(x-2)(x-3) ...... ...

    Text Solution

    |

  10. Let Sp and Sq be the coefficients of x^p and x^q respectively in (1 + ...

    Text Solution

    |

  11. Find the coefficient of x^5 in the expansion of (x+3)^6 is :

    Text Solution

    |

  12. If x=1/3, then the greatest term in the expansion of (1+4x)^8 is the :

    Text Solution

    |

  13. The middle term in the expansion of (1 + x)^(2n) is :

    Text Solution

    |

  14. The term independent of x in (2x-1/(3x))^6 is :

    Text Solution

    |

  15. The coefficient of the term independent of x in (2x-3/x)^6 is :

    Text Solution

    |

  16. The fourth term in the binomial expansion of (x^2-1/x^3)^n is independ...

    Text Solution

    |

  17. In a binomial expansion (1 + x)^n is a positive integer, the coefficie...

    Text Solution

    |

  18. If the three consecutive coefficients in the expansion of (1 + x)^n ar...

    Text Solution

    |

  19. Let (1 + x)^n= C0+C1x+C2x^2+.....+Cn x^n and C1/C0+2 C2/C1+3 C3/C2+......

    Text Solution

    |

  20. In the expansion of (x +a)^n, the sums of the odd and the even terms a...

    Text Solution

    |