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553540412 = 22223620561
BaseRepresentation
bin100000111111100…
…101101100111100
31102120120202200202
4200333211230330
52113201243122
6130532143032
716501005305
oct4077455474
91376522622
10553540412
11264506117
12135467a78
138a8acb09
14537317ac
15338e1e92
hex20fe5b3c

553540412 has 12 divisors (see below), whose sum is σ = 973041216. Its totient is φ = 275528640.

The previous prime is 553540411. The next prime is 553540441. The reversal of 553540412 is 214045355.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553540411) by changing a digit.

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, 309389 + ... + 311172.

It is an arithmetic number, because the mean of its divisors is an integer number (81086768).

Almost surely, 2553540412 is an apocalyptic number.

It is an amenable number.

553540412 is a deficient number, since it is larger than the sum of its proper divisors (419500804).

553540412 is a wasteful number, since it uses less digits than its factorization.

553540412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620788 (or 620786 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 553540412 is about 23527.4395546987. The cubic root of 553540412 is about 821.0755329659.

Adding to 553540412 its reverse (214045355), we get a palindrome (767585767).

The spelling of 553540412 in words is "five hundred fifty-three million, five hundred forty thousand, four hundred twelve".

Divisors: 1 2 4 223 446 892 620561 1241122 2482244 138385103 276770206 553540412