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11131012 = 222995957
BaseRepresentation
bin101010011101…
…100010000100
3202221111212201
4222131202010
510322143022
61034324244
7163416634
oct52354204
922844781
1011131012
116312992
123889684
1323c95c9
14169a6c4
15e9d127
hexa9d884

11131012 has 12 divisors (see below), whose sum is σ = 20151180. Its totient is φ = 5373536.

The previous prime is 11130991. The next prime is 11131019. The reversal of 11131012 is 21013111.

It can be written as a sum of positive squares in 2 ways, for example, as 5683456 + 5447556 = 2384^2 + 2334^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11131012.

It is not an unprimeable number, because it can be changed into a prime (11131019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47863 + ... + 48094.

It is an arithmetic number, because the mean of its divisors is an integer number (1679265).

Almost surely, 211131012 is an apocalyptic number.

It is an amenable number.

11131012 is a deficient number, since it is larger than the sum of its proper divisors (9020168).

11131012 is a wasteful number, since it uses less digits than its factorization.

11131012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95990 (or 95988 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 11131012 is about 3336.3171312092. The cubic root of 11131012 is about 223.2774603429.

Adding to 11131012 its reverse (21013111), we get a palindrome (32144123).

The spelling of 11131012 in words is "eleven million, one hundred thirty-one thousand, twelve".

Divisors: 1 2 4 29 58 116 95957 191914 383828 2782753 5565506 11131012