Search a number
-
+
56008847 = 317125447
BaseRepresentation
bin1101010110101…
…0000010001111
310220101112200202
43111222002033
5103314240342
65320244115
71250032046
oct325520217
9126345622
1056008847
1129685304
121691063b
13b7b043b
14761d55d
154db5332
hex356a08f

56008847 has 8 divisors (see below), whose sum is σ = 58632192. Its totient is φ = 53436600.

The previous prime is 56008837. The next prime is 56008853. The reversal of 56008847 is 74880065.

56008847 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56008847 - 26 = 56008783 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 56008847.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56008837) 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, 10523 + ... + 14924.

It is an arithmetic number, because the mean of its divisors is an integer number (7329024).

Almost surely, 256008847 is an apocalyptic number.

56008847 is a deficient number, since it is larger than the sum of its proper divisors (2623345).

56008847 is a wasteful number, since it uses less digits than its factorization.

56008847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25549.

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 56008847 is about 7483.9058652551. The cubic root of 56008847 is about 382.6063827581.

The spelling of 56008847 in words is "fifty-six million, eight thousand, eight hundred forty-seven".

Divisors: 1 31 71 2201 25447 788857 1806737 56008847