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11079887 = 713313389
BaseRepresentation
bin101010010001…
…000011001111
3202211220202012
4222101003033
510314024022
61033251435
7163114610
oct52210317
922756665
1011079887
116288535
123863b7b
1323ac260
141685c07
15e8cde2
hexa910cf

11079887 has 16 divisors (see below), whose sum is σ = 13715520. Its totient is φ = 8716032.

The previous prime is 11079839. The next prime is 11079899. The reversal of 11079887 is 78897011.

It is not a de Polignac number, because 11079887 - 26 = 11079823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11079487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28289 + ... + 28677.

It is an arithmetic number, because the mean of its divisors is an integer number (857220).

Almost surely, 211079887 is an apocalyptic number.

11079887 is a deficient number, since it is larger than the sum of its proper divisors (2635633).

11079887 is a wasteful number, since it uses less digits than its factorization.

11079887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722.

The product of its (nonzero) digits is 28224, while the sum is 41.

The square root of 11079887 is about 3328.6464215954. The cubic root of 11079887 is about 222.9350961015.

It can be divided in two parts, 110 and 79887, that added together give a palindrome (79997).

The spelling of 11079887 in words is "eleven million, seventy-nine thousand, eight hundred eighty-seven".

Divisors: 1 7 13 91 313 389 2191 2723 4069 5057 28483 35399 121757 852299 1582841 11079887