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48217 = 133709
BaseRepresentation
bin1011110001011001
32110010211
423301121
53020332
61011121
7260401
oct136131
973124
1048217
1133254
1223aa1
1318c40
1413801
15e447
hexbc59

48217 has 4 divisors (see below), whose sum is σ = 51940. Its totient is φ = 44496.

The previous prime is 48197. The next prime is 48221. The reversal of 48217 is 71284.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9801 + 38416 = 99^2 + 196^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-48217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1842 + ... + 1867.

It is an arithmetic number, because the mean of its divisors is an integer number (12985).

248217 is an apocalyptic number.

It is an amenable number.

48217 is a deficient number, since it is larger than the sum of its proper divisors (3723).

48217 is a wasteful number, since it uses less digits than its factorization.

48217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3722.

The product of its digits is 448, while the sum is 22.

The square root of 48217 is about 219.5836970269. The cubic root of 48217 is about 36.3970955296.

The spelling of 48217 in words is "forty-eight thousand, two hundred seventeen".

Divisors: 1 13 3709 48217