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56303860 = 2253897237
BaseRepresentation
bin1101011011001…
…0000011110100
310220221112101011
43112302003310
5103403210420
65330442004
71252401124
oct326620364
9126845334
1056303860
1129866a18
1216a33304
13b8847c2
147698c84
154e2295a
hex35b20f4

56303860 has 24 divisors (see below), whose sum is σ = 118558440. Its totient is φ = 22460544.

The previous prime is 56303857. The next prime is 56303867. The reversal of 56303860 is 6830365.

56303860 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3857296 + 52446564 = 1964^2 + 7242^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56303867) 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 7 ways as a sum of consecutive naturals, for example, 4162 + ... + 11398.

It is an arithmetic number, because the mean of its divisors is an integer number (4939935).

Almost surely, 256303860 is an apocalyptic number.

It is an amenable number.

56303860 is an abundant number, since it is smaller than the sum of its proper divisors (62254580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56303860 is a wasteful number, since it uses less digits than its factorization.

56303860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7635 (or 7633 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 56303860 is about 7503.5898075521. The cubic root of 56303860 is about 383.2769688183.

The spelling of 56303860 in words is "fifty-six million, three hundred three thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 389 778 1556 1945 3890 7237 7780 14474 28948 36185 72370 144740 2815193 5630386 11260772 14075965 28151930 56303860