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248058 = 23213781
BaseRepresentation
bin111100100011111010
3110121021100
4330203322
530414213
65152230
72052126
oct744372
9417240
10248058
1115a408
12bb676
1388ba5
1466586
154d773
hex3c8fa

248058 has 12 divisors (see below), whose sum is σ = 537498. Its totient is φ = 82680.

The previous prime is 248057. The next prime is 248063. The reversal of 248058 is 850842.

It can be written as a sum of positive squares in only one way, i.e., 205209 + 42849 = 453^2 + 207^2 .

It is a super-3 number, since 3×2480583 = 45791088597033336, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (248051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6873 + ... + 6908.

2248058 is an apocalyptic number.

248058 is an abundant number, since it is smaller than the sum of its proper divisors (289440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

248058 is a wasteful number, since it uses less digits than its factorization.

248058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13789 (or 13786 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 248058 is about 498.0542139165. The cubic root of 248058 is about 62.8325105176.

The spelling of 248058 in words is "two hundred forty-eight thousand, fifty-eight".

Divisors: 1 2 3 6 9 18 13781 27562 41343 82686 124029 248058