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11403164 = 223191961
BaseRepresentation
bin101011011111…
…111110011100
3210110100012102
4223133332130
510404400124
61044224232
7165632243
oct53377634
923410172
1011403164
116489403
12399b078
132493446
14172b95a
151003aae
hexadff9c

11403164 has 12 divisors (see below), whose sum is σ = 20599488. Its totient is φ = 5517600.

The previous prime is 11403151. The next prime is 11403221. The reversal of 11403164 is 46130411.

It is a super-3 number, since 3×114031643 (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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, 45857 + ... + 46104.

It is an arithmetic number, because the mean of its divisors is an integer number (1716624).

Almost surely, 211403164 is an apocalyptic number.

It is an amenable number.

11403164 is a deficient number, since it is larger than the sum of its proper divisors (9196324).

11403164 is a wasteful number, since it uses less digits than its factorization.

11403164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91996 (or 91994 counting only the distinct ones).

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

The square root of 11403164 is about 3376.8571186830. The cubic root of 11403164 is about 225.0825310404.

Adding to 11403164 its reverse (46130411), we get a palindrome (57533575).

The spelling of 11403164 in words is "eleven million, four hundred three thousand, one hundred sixty-four".

Divisors: 1 2 4 31 62 124 91961 183922 367844 2850791 5701582 11403164