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228483284 = 22197341183
BaseRepresentation
bin11011001111001…
…10000011010100
3120220221011010212
431213212003110
5431442431114
634401104552
75443035011
oct1547460324
9526834125
10228483284
11107a77967
1264628158
133844ab13
14224b8708
15150d3b3e
hexd9e60d4

228483284 has 24 divisors (see below), whose sum is σ = 426666240. Its totient is φ = 106743744.

The previous prime is 228483271. The next prime is 228483289. The reversal of 228483284 is 482384822.

228483284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2284832842 = 104409222134849312, which contains 22 as substring.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228483289) 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, 15044 + ... + 26139.

It is an arithmetic number, because the mean of its divisors is an integer number (17777760).

Almost surely, 2228483284 is an apocalyptic number.

It is an amenable number.

228483284 is a deficient number, since it is larger than the sum of its proper divisors (198182956).

228483284 is a wasteful number, since it uses less digits than its factorization.

228483284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41279 (or 41277 counting only the distinct ones).

The product of its digits is 196608, while the sum is 41.

The square root of 228483284 is about 15115.6635315821. The cubic root of 228483284 is about 611.3428127041.

The spelling of 228483284 in words is "two hundred twenty-eight million, four hundred eighty-three thousand, two hundred eighty-four".

Divisors: 1 2 4 19 38 73 76 146 292 1387 2774 5548 41183 82366 164732 782477 1564954 3006359 3129908 6012718 12025436 57120821 114241642 228483284