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56350217 = 711731821
BaseRepresentation
bin1101011011110…
…1011000001001
310221000212222002
43112331120021
5103411201332
65331440345
71252653230
oct326753011
9127025862
1056350217
1129898830
1216a560b5
13b89c931
1476abb17
154e31562
hex35bd609

56350217 has 8 divisors (see below), whose sum is σ = 70254912. Its totient is φ = 43909200.

The previous prime is 56350201. The next prime is 56350247. The reversal of 56350217 is 71205365.

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 56350217 - 24 = 56350201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56350217.

It is not an unprimeable number, because it can be changed into a prime (56350247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 365834 + ... + 365987.

It is an arithmetic number, because the mean of its divisors is an integer number (8781864).

Almost surely, 256350217 is an apocalyptic number.

It is an amenable number.

56350217 is a deficient number, since it is larger than the sum of its proper divisors (13904695).

56350217 is a wasteful number, since it uses less digits than its factorization.

56350217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731839.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 56350217 is about 7506.6781601451. The cubic root of 56350217 is about 383.3821285501.

The spelling of 56350217 in words is "fifty-six million, three hundred fifty thousand, two hundred seventeen".

Divisors: 1 7 11 77 731821 5122747 8050031 56350217