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11086251131 = 28139452851
BaseRepresentation
bin10100101001100101…
…01100010001111011
31001121121201220112202
422110302230101323
5140201040014011
65032024500415
7541504402604
oct122462542173
931547656482
1011086251131
11477999961a
12219491a70b
131078a66117
14772522dab
1544d42a23b
hex294cac47b

11086251131 has 4 divisors (see below), whose sum is σ = 11125704264. Its totient is φ = 11046798000.

The previous prime is 11086251107. The next prime is 11086251139. The reversal of 11086251131 is 13115268011.

11086251131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-11086251131 is a prime.

It is a super-2 number, since 2×110862511312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11086251094 and 11086251103.

It is not an unprimeable number, because it can be changed into a prime (11086251139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19726145 + ... + 19726706.

It is an arithmetic number, because the mean of its divisors is an integer number (2781426066).

Almost surely, 211086251131 is an apocalyptic number.

11086251131 is a deficient number, since it is larger than the sum of its proper divisors (39453133).

11086251131 is an equidigital number, since it uses as much as digits as its factorization.

11086251131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39453132.

The product of its (nonzero) digits is 1440, while the sum is 29.

The spelling of 11086251131 in words is "eleven billion, eighty-six million, two hundred fifty-one thousand, one hundred thirty-one".

Divisors: 1 281 39452851 11086251131