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12995452 = 2211328751
BaseRepresentation
bin110001100100…
…101101111100
3220110020102001
4301210231330
511311323302
61142312044
7215313421
oct61445574
926406361
1012995452
117376748
124428624
132900122
141a23d48
15121a787
hexc64b7c

12995452 has 12 divisors (see below), whose sum is σ = 22944096. Its totient is φ = 6440000.

The previous prime is 12995431. The next prime is 12995459. The reversal of 12995452 is 25459921.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12995459) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 13924 + ... + 14827.

It is an arithmetic number, because the mean of its divisors is an integer number (1912008).

Almost surely, 212995452 is an apocalyptic number.

It is an amenable number.

12995452 is a deficient number, since it is larger than the sum of its proper divisors (9948644).

12995452 is a wasteful number, since it uses less digits than its factorization.

12995452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28868 (or 28866 counting only the distinct ones).

The product of its digits is 32400, while the sum is 37.

The square root of 12995452 is about 3604.9205261698. The cubic root of 12995452 is about 235.1060453939.

The spelling of 12995452 in words is "twelve million, nine hundred ninety-five thousand, four hundred fifty-two".

Divisors: 1 2 4 113 226 452 28751 57502 115004 3248863 6497726 12995452