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11428576 = 251918797
BaseRepresentation
bin101011100110…
…001011100000
3210111122001121
4223212023200
510411203301
61044542024
7166066315
oct53461340
923448047
1011428576
1164a6505
1239b1914
1324a1b93
141736d0c
15100b3a1
hexae62e0

11428576 has 24 divisors (see below), whose sum is σ = 23685480. Its totient is φ = 5413248.

The previous prime is 11428559. The next prime is 11428591. The reversal of 11428576 is 67582411.

It is a super-2 number, since 2×114285762 = 261224698775552, which contains 22 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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8791 + ... + 10006.

It is an arithmetic number, because the mean of its divisors is an integer number (986895).

Almost surely, 211428576 is an apocalyptic number.

11428576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11428576 is an abundant number, since it is smaller than the sum of its proper divisors (12256904).

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

11428576 is a wasteful number, since it uses less digits than its factorization.

11428576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18826 (or 18818 counting only the distinct ones).

The product of its digits is 13440, while the sum is 34.

The square root of 11428576 is about 3380.6176950374. The cubic root of 11428576 is about 225.2496061220.

The spelling of 11428576 in words is "eleven million, four hundred twenty-eight thousand, five hundred seventy-six".

Divisors: 1 2 4 8 16 19 32 38 76 152 304 608 18797 37594 75188 150376 300752 357143 601504 714286 1428572 2857144 5714288 11428576