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12552532 = 2227711329
BaseRepresentation
bin101111111000…
…100101010100
3212121201211121
4233320211110
511203140112
61125013324
7211460206
oct57704524
925551747
1012552532
1170a39a3
124254244
1327a6645
14194a776
15117e407
hexbf8954

12552532 has 12 divisors (see below), whose sum is σ = 22048180. Its totient is φ = 6253056.

The previous prime is 12552499. The next prime is 12552541. The reversal of 12552532 is 23525521.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3225616 + 9326916 = 1796^2 + 3054^2 .

It is a super-2 number, since 2×125525322 = 315132119222048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12552497 and 12552506.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 4557 + ... + 6772.

Almost surely, 212552532 is an apocalyptic number.

It is an amenable number.

12552532 is a deficient number, since it is larger than the sum of its proper divisors (9495648).

12552532 is a wasteful number, since it uses less digits than its factorization.

12552532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11610 (or 11608 counting only the distinct ones).

The product of its digits is 3000, while the sum is 25.

The square root of 12552532 is about 3542.9552636182. The cubic root of 12552532 is about 232.4040965701.

The spelling of 12552532 in words is "twelve million, five hundred fifty-two thousand, five hundred thirty-two".

Divisors: 1 2 4 277 554 1108 11329 22658 45316 3138133 6276266 12552532