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358228 = 2213832
BaseRepresentation
bin1010111011101010100
3200012101201
41113131110
542430403
611402244
73021253
oct1273524
9605351
10358228
11225162
12153384
13c7090
149479a
157121d
hex57754

358228 has 18 divisors (see below), whose sum is σ = 683354. Its totient is φ = 163344.

The previous prime is 358223. The next prime is 358229. The reversal of 358228 is 822853.

It can be written as a sum of positive squares in only one way, i.e., 248004 + 110224 = 498^2 + 332^2 .

It is a junction number, because it is equal to n+sod(n) for n = 358196 and 358205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (358223) 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, 4275 + ... + 4357.

358228 is a Friedman number, since it can be written as (8+5)*(83*2)^2, using all its digits and the basic arithmetic operations.

2358228 is an apocalyptic number.

It is an amenable number.

358228 is a deficient number, since it is larger than the sum of its proper divisors (325126).

358228 is a wasteful number, since it uses less digits than its factorization.

358228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183 (or 98 counting only the distinct ones).

The product of its digits is 3840, while the sum is 28.

The square root of 358228 is about 598.5215117270. The cubic root of 358228 is about 71.0209552640.

The spelling of 358228 in words is "three hundred fifty-eight thousand, two hundred twenty-eight".

Divisors: 1 2 4 13 26 52 83 166 332 1079 2158 4316 6889 13778 27556 89557 179114 358228