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248213 = 759601
BaseRepresentation
bin111100100110010101
3110121111002
4330212111
530420323
65153045
72052440
oct744625
9417432
10248213
1115a539
12bb785
1388c94
1466657
154d828
hex3c995

248213 has 8 divisors (see below), whose sum is σ = 288960. Its totient is φ = 208800.

The previous prime is 248203. The next prime is 248231. The reversal of 248213 is 312842.

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 248213 - 28 = 247957 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248203) 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, 113 + ... + 713.

It is an arithmetic number, because the mean of its divisors is an integer number (36120).

2248213 is an apocalyptic number.

It is an amenable number.

248213 is a deficient number, since it is larger than the sum of its proper divisors (40747).

248213 is an equidigital number, since it uses as much as digits as its factorization.

248213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667.

The product of its digits is 384, while the sum is 20.

The square root of 248213 is about 498.2097951667. The cubic root of 248213 is about 62.8455948384.

The spelling of 248213 in words is "two hundred forty-eight thousand, two hundred thirteen".

Divisors: 1 7 59 413 601 4207 35459 248213