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11163404 = 227398693
BaseRepresentation
bin101010100101…
…011100001100
3210000011022102
4222211130030
510324212104
61035134232
7163613240
oct52453414
923004272
1011163404
11633525a
1238a4378
13240b285
1416a8420
15ea7a1e
hexaa570c

11163404 has 12 divisors (see below), whose sum is σ = 22326864. Its totient is φ = 4784304.

The previous prime is 11163403. The next prime is 11163413. The reversal of 11163404 is 40436111.

11163404 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (11163403) 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 3 ways as a sum of consecutive naturals, for example, 199319 + ... + 199374.

It is an arithmetic number, because the mean of its divisors is an integer number (1860572).

Almost surely, 211163404 is an apocalyptic number.

11163404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11163404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11163404 is a wasteful number, since it uses less digits than its factorization.

11163404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398704 (or 398702 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 11163404 is about 3341.1680592272. The cubic root of 11163404 is about 223.4938347756.

Adding to 11163404 its reverse (40436111), we get a palindrome (51599515).

The spelling of 11163404 in words is "eleven million, one hundred sixty-three thousand, four hundred four".

Divisors: 1 2 4 7 14 28 398693 797386 1594772 2790851 5581702 11163404