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12008552 = 2329191271
BaseRepresentation
bin101101110011…
…110001101000
3211121002122012
4231303301220
511033233202
61105215052
7204033233
oct55636150
924532565
1012008552
116862226
124031488
132645b6a
14184841a
1510c3152
hexb73c68

12008552 has 32 divisors (see below), whose sum is σ = 23500800. Its totient is φ = 5745600.

The previous prime is 12008543. The next prime is 12008569. The reversal of 12008552 is 25580021.

It is a super-2 number, since 2×120085522 = 288410642273408, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44177 + ... + 44447.

It is an arithmetic number, because the mean of its divisors is an integer number (734400).

Almost surely, 212008552 is an apocalyptic number.

It is an amenable number.

12008552 is a deficient number, since it is larger than the sum of its proper divisors (11492248).

12008552 is a wasteful number, since it uses less digits than its factorization.

12008552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497 (or 493 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 12008552 is about 3465.3357701672. The cubic root of 12008552 is about 228.9972222415.

Adding to 12008552 its reverse (25580021), we get a palindrome (37588573).

The spelling of 12008552 in words is "twelve million, eight thousand, five hundred fifty-two".

Divisors: 1 2 4 8 29 58 116 191 232 271 382 542 764 1084 1528 2168 5539 7859 11078 15718 22156 31436 44312 51761 62872 103522 207044 414088 1501069 3002138 6004276 12008552