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56452853 = 220725579
BaseRepresentation
bin1101011101011…
…0011011110101
310221020002202102
43113112123311
5103422442403
65333551445
71253561402
oct327263365
9127202672
1056452853
1129958956
1216aa5585
13b907572
1476d72a9
154e51b88
hex35d66f5

56452853 has 4 divisors (see below), whose sum is σ = 56480640. Its totient is φ = 56425068.

The previous prime is 56452849. The next prime is 56452873. The reversal of 56452853 is 35825465.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56452853 - 22 = 56452849 is a prime.

It is a super-2 number, since 2×564528532 = 6373849223679218, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56452843) 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, 10583 + ... + 14996.

It is an arithmetic number, because the mean of its divisors is an integer number (14120160).

Almost surely, 256452853 is an apocalyptic number.

It is an amenable number.

56452853 is a deficient number, since it is larger than the sum of its proper divisors (27787).

56452853 is a wasteful number, since it uses less digits than its factorization.

56452853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27786.

The product of its digits is 144000, while the sum is 38.

The square root of 56452853 is about 7513.5113628716. The cubic root of 56452853 is about 383.6147507976.

The spelling of 56452853 in words is "fifty-six million, four hundred fifty-two thousand, eight hundred fifty-three".

Divisors: 1 2207 25579 56452853