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56248201 = 448312547
BaseRepresentation
bin1101011010010…
…0011110001001
310220211201000201
43112210132021
5103344420301
65325332201
71252046632
oct326443611
9126751021
1056248201
1129829119
1216a07061
13b865379
147682889
154e11201
hex35a4789

56248201 has 4 divisors (see below), whose sum is σ = 56265232. Its totient is φ = 56231172.

The previous prime is 56248193. The next prime is 56248207. The reversal of 56248201 is 10284265.

56248201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10284265 = 52056853.

It is a cyclic number.

It is not a de Polignac number, because 56248201 - 23 = 56248193 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56248201.

It is not an unprimeable number, because it can be changed into a prime (56248207) 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, 1791 + ... + 10756.

It is an arithmetic number, because the mean of its divisors is an integer number (14066308).

Almost surely, 256248201 is an apocalyptic number.

It is an amenable number.

56248201 is a deficient number, since it is larger than the sum of its proper divisors (17031).

56248201 is a wasteful number, since it uses less digits than its factorization.

56248201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17030.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 56248201 is about 7499.8800657077. The cubic root of 56248201 is about 383.1506314401.

The spelling of 56248201 in words is "fifty-six million, two hundred forty-eight thousand, two hundred one".

Divisors: 1 4483 12547 56248201