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248713 = 3171113
BaseRepresentation
bin111100101110001001
3110122011121
4330232021
530424323
65155241
72054053
oct745611
9418147
10248713
1115a953
12bbb21
138928a
14668d3
154da5d
hex3cb89

248713 has 8 divisors (see below), whose sum is σ = 262656. Its totient is φ = 235200.

The previous prime is 248707. The next prime is 248719. The reversal of 248713 is 317842.

It is an interprime number because it is at equal distance from previous prime (248707) and next prime (248719).

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 248713 - 29 = 248201 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (248719) 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, 2145 + ... + 2257.

It is an arithmetic number, because the mean of its divisors is an integer number (32832).

2248713 is an apocalyptic number.

It is an amenable number.

248713 is a deficient number, since it is larger than the sum of its proper divisors (13943).

248713 is a wasteful number, since it uses less digits than its factorization.

248713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215.

The product of its digits is 1344, while the sum is 25.

The square root of 248713 is about 498.7113393537. The cubic root of 248713 is about 62.8877652346.

It can be divided in two parts, 2487 and 13, that added together give a square (2500 = 502).

The spelling of 248713 in words is "two hundred forty-eight thousand, seven hundred thirteen".

Divisors: 1 31 71 113 2201 3503 8023 248713